siemens-preventivas-simples

MAINTENANCE 3-MONTH INSPECTION Contents

Conlenls

General Information Scope 01 Oocument Purpose of Inspeclion Prerequisites Safety Precautions

Instructions Mechanical Portion Setvp CleaninliElectrical COI'Inection Tightness Checks Electrica\ Portion Setup Eleclrical Checks Spare Parts Kit Inventory Wrap-up Oiscrepancy log Completion

Checklist

Siemen$ MedicaI Syslems, Inc .

Oncology Cara Sy$lems

, 9 44 326 SOO3V

RIY. B 10195

Page

5 5 5 5 7

10 10 10 18 18 21 21 21 2 1 22

3

Convenlional MEVATRON

Sy. tem

6 MAINTENANCE 3-MONTH INSPECTION Generallnformation

Requlred TUI Equipment Basie service 1001 klt CaJibrated ociHoscope

Requlted Parts

Siemens Medicai S)'$tems. lne. OI\cology Cat. Systams

50 or 60 foa! BNC cable (1) Calibrated Fluke or equivalent dgital mltimeter (OMM) Cslibraleó hlgh voltage probe Calibrated water conductivity meter l ock-outltag-out kil Grease guo Rubber gloves (4) Vacuum deaner Cleaning solution (409 glass & saface cleaner) 2 rolls of paper towt!ls lint-free cloth (6) Cortoo swabs (20) Antistatic mal and wrist strap AppliC<lble machine schernaties Applicable adjustmenVcalibratlon Instructions Appr.cable T eknotes PMl lubricant kit, part number 86 75 033

Item Oesgiotion

Filler, air, 16)C 16 x 1 in. Battery, Ni·Cad Checldist. 3·month inspection

SMS-OCS part Number

2893345 77 05 437 1944326

1944 326 ,SIKI1U

1DII5

3 3 1

Conv.ntlon.l MEVATRON

S)'$t.m

MAINTENANCE 3-MONTH INSPECTION 7 . Generallr;lformation

SAFETY PRECAUTlONS

Radiallon Haurd

Sóemet\$ Medicai Syslems. Inc.

Oocology Care Systems

ih WARNING: RADIATlON HAZARO Potentlal radlaUon exposure to saNlca per$onnel may oceur If lhe doer Intertocks lall.

&. CAUTION: RADIAll0N HAZARO A d lteel monltorlng devlce. sueh.s a chlrper,ls recommended to Indlcate radlation .

.& CAUTlON: RADlATlON HAZARD Dark current eltposure can aceur lo serviu perlDnnel durin; RF Of AFC Iroubleshooting wllh lhe Af on. Use, direct monltorlng devlce to 81el1 lervlce personnel lhal radlatlon 15 oçcurrlng.

When operating ai hl9h power leveis, lhe klystron, Ihyratron, and lelroc:M regulator can produce X rays, aven with lhe Ifljeclor and electron guri disabled.

When lesting lhe microwave (AF) system ai high power levais. aari( currenl can be generalad in lhe eccelerating waveguTda, aven if lhe electron gun e.nd irljeelor are nol operating. "it becomes neeessary to havo pef$()tlnel in the ecceleralor rcom wllh RF power In lhe wavegu.o. •• Is done lor observing hlgh voItage arcing, modulalor testing, ate., II i5 Importan! lha! lhe lollowing preeautions be taken to prevllllt radiation exposure.

• Bypassing 01 Inlerlocks should 'oe aulhorized by lhe unil radialion safety offieer as speçi!iad by lha Nalionallnstitute 01 Slandards Ind TechnoIogy (NIST). Tha rac!iation safety officer should be nolilied when lhe preventive mainlenanee or serviee is to be perlormed. The riOdiation safely Otfl«!f need nol be presenl duting service, but should be nolified when overriding 01 interlocks beçomes necessary. The reason lor inlerlock bypass should be givan lo tnal pG($()fI. 11 lhis per$Ol1ls not avallabte, then lhe physleist andlor departmenl head should be nolified.

• Note lhe lollowing inlormalion on lhe applicable service fe~rt:

1. Time e.nd date of tha interlock bypass Installatior'l

2. Aeasoo l or lhe Interlock bypass

3. Time and dale 01 removal 01 lhe Ir\lerlock bypas$

1'«326S003U

flav. B , .. , Conventiolllll MEVATRON

S,.tem

8

Actlvatloll Warnlng

Vulnerablllty 01 Dual Photon Head

Definlng Head Malntenance

Static Sensltive Oevk:es

Siemens MedK:al Syslems, lne.

Oneology car. SystelTl$

MAINTENANCE 3-MONTH INSPECTION Generallnformation

• II som8Oll8 in the departrnent is !lvailable, ask hlm ar heI to slop in lhe 100m ai varlous Il"Ilervals to ensura yoor safety. 11 no one Is available, ask security lo stop in lhe roem ai various irltervals lo enSUfe your salety.

• Obtaln a calibraled survey meter il possible. A/ways waar a ,adiatiao l ilm badg8. Obtaln a chlrper paIsana! doslmeter il a calibrated survey meler is nOI available.

• When enlering lhe aoceleretor room, make SUfa lhe Jaw$ are cIosed ali lhe way, and survey lhe machine, continuous1y monilorirlg lhe radialion leveI wh~e lha machine is operaling (high voItage oondition). 11 lhe radiation levei exceeds 50 mradlhr (0.05 eGylhr), leave lt1e accelerator room immedialely.

ih WARNING: RADIATlON HAZARO RadlaUon .cUv.ted componenla (e.g. largel s) can be present. Th. hospital and local q ualified radlaUon experts must determine when 11 .. sale to hanclle .ny acUvaled componenl • •

Opelltion 01 lhe accelerator ai or above 10 MV will activale belmlin. componenls to varying degrees. Obtain a calibfated survey melei belQt I working in lhe dofining head area. Plan actions to mlnimlza e~posurl la wII 100 olhers. The targel can remain aclive for days. Use lhe provided \.11'941' cask IOf sloong a largai lha! Is coaIlng. Arran"a lar lha cask 10 be kapllfl ' radium vau" if pD$sibla.

Wh(ln lhe dual pholon head is puOed OI replaced, it should firSI be positioned In lhe X·ray Lo moda. This aClion minimizes lhe risk of damage lo lhe head.

DO NOT remove.01 head usemb~es OI lead without install!n" lhe ganlry anti·rotalional pino Damage lo equlpmerlt and !)perator can "sull 110m

attempling 10 rotale or work wilh an unbalanced ganiry.

Observe ESQ precaulioos ai lU times. Use an extended groundstrap Whenever possible lo provide adequale mobility. Use oIlhl exlended groundsltap keaps you 110m hlvir,g lo constantly co/meti and discoonect lha strap, which wi lllead to lorgatting lhe groond strap. Any PCBs that are removed must be placed on a properly grOundad antistatic mal. Do no! use ESC equipment whlle working on OI near high vollage.

1944326,5003U

Rev. B , .. , ConvenUonat MEVATRON

5yllem

10 MAINTENANCE 3-MONTH INSPECTION Instructions

INSTRUCTIONS

1.0 Mechai'l!cal Portlon Salup

1. Prepare lhe table lor cleaninglinspeclion. • Remove treatment labIa exterior cevers. • Raise labIa to isocenter and rola te lhe labIa column to 90",

2. Prepare lhe machine for clearlirl!Yinspeçtion.

• Remove lhe protraclor, anel ODl covem. 3. Remove power Itom lhe MEVATRON.

• Tum righl-hand contrai console keyswitch to lhe of! pasitioo. • Tum centro! roam breakar oH •

.& CAUTiON: ELECTR1CAL HAZARO An Isoration transformer may be InstaJled. lf power remalns on after l he control room breaker Is oH, lnstall lock-outlla51-out devlce 1\ neX! disconnect or dlstrlbutlon pane! beforl lhe transformer.

4. Replael back covar air fillers (SMS-OCS P/N 26 93 345 qly 4).

2.0 CleanlngfElectrlc.1 Connectlon Ti!ijhlnen Checks

2.1 M MocIulatof Assembly

1. Opan laft side modulator pal"lel. 2. Remove Iighl5ide modulalor cove. plale. 3. Check hookstick g.ound conneclions for liglllness. 4. Using hookslick, discharge lhe PFN end luva 11 grounding lhe PFN. 5. Verify Ihallhe cu.renl PFN taps are clearly malked. 6. VaCt.lum dusl Irom assembly.

7. Using cleaning soIution and paper towels. clean ALL modulator sections. (Spray solution on papar towef ONL Y.)

8. ChecJt ALL electr.cal connections, Including ground connections. fo r tightness. 9. Vlsually Inspect a~ areas lor any signs 01 arcing OI' carbon build·up. tO. Visually inspe<:t PFN capacitor for oi! leaks.

1 t . Remove hookstick and place in ils holder.

Slemens Medicar SY$lems. Inc.

Oncology C.re SY$lems

1944 326.S003U

Rev. e ,,, .. ,, ConvenlJonsl MEVATRON

Syslem

MAINTENANCE 3-MONTH INSPECTlON Instructions

2.2 S7lens Coil Power Supply

, . Vacuum dust Irom power supply. 2. Check ALL e!edrical eonnectioos, including ground coonections, lor lighlness.

2.3 S7PSt Magl1etron FiLamon! Power Sopply

1. Vacuum dus! Irom power supply.

2. Check ALl electrical coMections, incloong ground connections, lor lightness.

2.4 55 Steering Coit Power Supply

I. Vacuum dU$t from chassis.

2. Cheek ALL electrical connections, incllJÓing grOllnd conneClions, for tightn.ess.

2.5 SlO(M)lS\8(K) Bending Magnat, Mag Fil, Lens Program Assemb/y

1. Openpanelassembly. 2. Vacuum dUl.I from chassis. 3. Check ALL electrical eonnections, including ground conn8C1ions, lor tightness.

2.6 $2 Rotalion Orive Contro!

,. Open panel assembly. 2. Vacuum dus! from chassis.

3. Check ALL eleclrical eonneCliOl'l$, including ground coonections, l or lighlness.

4. VisuaUy inspecl 82·)(3 cootactor (gant:y rolalioo) lor pittil\~exce$Sive wear. Order coolaclor (SMS·QCS PIN 30 32 158) if necessary, anel schedure replacemenl.

. 2.7 53 Interlock Panel Assembly

,. Open panel assembly.

2. Vacuum dus! l rom panel assembly. 3 . Check ALL electric.al conn.ections, induding ground conneclioos, lor lighlnass.

2.6 522lntelconnecl Panel Assembly

, . Vacuum dusl l rom assembly.

2. Check ALL electrical connections. including ground connectioos, lor lightnass.

2.9 5 14 Gantry Rotation Oriva Assembly 1. Using deaning solution anel paper towals. claan ali alaas 01 assembly.

2. Cl1eck ALL electrlcal connec~on s, includ ing ground connectioos, for tightness. 3. Visually inspect gantry ge8rbo~ l or 8ny signs of oil leaks.

4. Check gearbox oU leveI.

5. Check driva chaln tension. 6. Clean and lubticate chein.

11

Siemens Metal Syseems. Inc.

OncoIogy Care SysteJ!\$ " 44 325 s003U

Aev. B 10195

Convtntion.al MEVATAON

System

12 MAINTENANCE 3·MONTH INSPECTION InstrucUons

2.10 51 Power Oislnbution Penei Assembly

, . Open breaker, SI, and CBI panel assemblles. 2. VacU\Jm dusl Irom chassis. 3. Check AlL electricaJ conneclions, iocluding grouod COMoclions, fOf tlghtness.

4. Visually inspect ali con!actors lor pininglexcessive weer.l! necessary, order replacement(s) and schedule ropa!r.

5. Reinstall CBI breakar panel assembly.

2.11 527 Steeril'l9 Coil Reversal Assemblv

, . Externally vacuum dust from assembly. 2. Chedc AlL eledrical connections, includinlillilround connectioos, lor tightness.

2.12 513 Electromagnel Powor Supp/y

, . Vacuum dust Irom pol'l8r supply and cooling fan. 2. Check ALl electrical conooclioos, induding ground connections, fOI' tighllloSS.

2.13 56 Bending Magrlet Dower Supply

1. VaCtJum dust from power supply. induding cooHng fan. 2. Check AlL electricaT connec tions, irlc1udin!il9found coonecllons. IOf ligtltness.

2.14 59 Card Caga Assembly t. Open panel assambly. 2. Vacuum dust Irom aS5embly. 3. Cheek All eleClrical c:oonectioos, including ground comedioos. lor tighltlass.

2.15 S 4 Au)(iliary Control Panal

1. Opan panel assembly.

2. Vacuum dust Irom a5sembly. 3. Chaek ALL electrical c:oonections. incIuding ground connections. lor Iightr1ess.

2.16 S8 Auxmary Power Supp/y CMssis

I. Open panel a55embly. 2. Vacuum dusl Irom a5sembly. 3. Cheek ALL e1eelrica1 cooneelions. including ground c:oonections, for tlghtness.

2.17 S26 5teering CoiI Power Supply

1. Vacwm dust Irom power supplV. 2. Check All eleetrical cOMoctions. including ground connections. IOf l ightnass.

Slemens Medicat SYSlems,lnc. 19 « 326 SOO3U

fi..,. 8 , ... , COIlvenUonal MEVATROH Syl\lm

MAINTENANCE 3-MONTH INSPECTION Instructions

2.18 SI 5 Miscellaneoos Interlocks anel Gani!)' Shaft Encoder

1. Vacuum dust Irom assembly. 2. Visually inspecl steel cable for si9ns of fa~gve or Irayiog. Qrder cabia (SMS·OCS PIN

79,10250,20 ft) II natessal)', and Ichedule replacement 3. Visually Inspect sector switch lor physical damage.

2.19 K5 Solenoid Power Supplles 1. Vacuum dust lrom power supplies anel cooIing laos. 2. Check ALL eleetrieal cOMectlons, lncluding 9rooOO cormections, for ~gh!neS$.

2.20 K4 PfNlModulator Assembly

1. Check hookstick groond connections fOf IightneS$. 2. Using lhe hookstick, ensure lha! ali assemb~es are dis.charged. laa"'8 lhe

hookslick 0t'I lhe PFN. 3. Verity lhe shorting $witch bar is conlaCling boIh tenninals of CI . 4. Remove and clean alr fille rs. Replace II dirt carmo! be removed.

{Fillers can be ardere<! from KooItronicS, 609-466·3400 (part '8751F)) 5 . Ensure Ihal cumml PFN lap posiUons are clearly marked.

6. Vacuum dusl ltom assemb/y. 7. Removo lelrode I rom tetrode deck and clean ~nt oul 01 cooIing fins. 6. Using clealling sottllLon and paper toWels, dean an areas of lhe modulator.

9. Check ALL eloctrical connecliorls, Inçluding ground cormectlons, l or lighlness. 10. VlsuaUy Inspecl ali àreas lor signs 0/ arcing/flashover. t t . Visually Inspect PFN capacitor assembly lor o il leaks. 12. Relnslall ait" fill ors. 13. Remove lhe hooksticloi and placa il in i\5 hotder.

2.21 Kl Power OistribuliOn

, . Vacuum dust from assambly.

2. Check ALl electricaJ eonnecliOns, lncIuding ground connections, for tightness. 3. Visually mspect conlaclors lor excessive wearlp ltting 01 contacl$.

2.22 K4-Tl High Volta9&: Transformer Assembly

, . Swing down Kl pane! assembly lo gain aecess lo high voltaga transformer.

2. VaC\Jum dustlrom assembly.

3. Using cleaning solulion and paper lowels, clean al\ areas of lhe assembty.

4. Check ALL e!ectrical COMeetionS, including ground connections, l or tightneu.

2.23 K9 Klyslron Filamenl Power Supply 1. VaC\Jum dusllrom power supply and <:OOIlng lan.

13

Siemens Medicai Systems. lnc.

Oncology Care Sy$tem$

1944 32fi SOOJU

A,v. B , .. , Con .... ntionll MEVATRON Sy.t.m


2. Check AlL elecltical oonnections, Including ground connections, lor lighlnoss.

2.24 K2 Auxiliary 'nlelloel< Chassis Assembly

1. Sllde K2 Chassis Assembly OUI to galn aecess lo ali are as. 2. Remove bonom covor 01 assombly, end bypass lhe cover iolerlock switch.

3. Vacuum dust Irom ossembly.

4. Check ALL electrical connections, including ground cooM!ctions, IOf tighlness. 5. Ensure ALl PC boards aro seated properly (il epplicable).

2.25 K7 AF Oriver Assembly

1. SIicIe K7 chassis assembly oul lo gain lecess lo ali ereas. 2. Remove bonam chassis cover, bypass cever inlerlock switch.

3. Vacuurn dustlrom assembly. 4. Chei;k AlL elec1rical conoections, iocll.lding ground coMections. IOf tililhllless. 5. Cheek RF cavity lurJr'lg belts lor cracklngloxcessive wear (ti applicable).

2.26 Kl0 Klystron Area Assemblies

1. Vacuum dus\ !rom 8ssemblio$. 2. Uslng cleaning solulion and paper 10werS, crean an areas of Ihis section. 3. Ctieck ALL eteelricar connections, indooing glOund conneetloos, for tighlness. 4. Inspe:cI po/y·flo cooIinglines for aglng, eracks, etc. $ehedule repraeement 1I neeessary. 5. Inspeel klystron water gaskel for cracks, dry-rotting, etc. Order new gasket 11 cfilcked

(SMS·OCS PIN 56 87 553) and schedule replacement 6. Remove partidas adhering lo lhe Ion pump magne\. 7. Verily mechanical cenlering 01 lhe ion pump maíjf1el assembly wilh ralarance lo lhe ion

pump.

2 .27 K6 Solenold Assembly

1. Vacuum (lust Irem assembly. 2. Ctieck All electrical oonnections, Including ground connections, lar Ughtness. 3. Inspeel poty-110 tubing for signs of water leaks, aging, cracks, ele. Schedule replacement

il necessary.

2.28 K8 Pulse Transformer Assembty

1. Vacuum dust Irom assembly. 2. Uslng cleaning $OIution and paper towals, clean ali areal 01 lhe IIssembly. 3. Check ALl electrlcal connecticns, Including ground conneetions, la r tightness. 4 . Check oil level. 5. Check for oil leaks arOllnd gaskets, elc.

Slemens Medicai SY$lems, Inc. DrIcoIoov Cara Syslems

19« 326. SOO3U , ."

Con~ntlonal MEVATRON

Syslem

MAINTENANCE 3-MONTH INSPECTION 15 Instructions

6. Visually inspect pulse tank oil lor impurilies (Le., such 8$ waler, carbon palhs, etc.) through lron! view window.

2.29 Cl Control Console

1. AemOveCOO$Oletop~r. 2. Tum control console 01'1 ils side.

3. Remove bottom cover. 4. Vacuum dustlrom console. 5. Remove excIss dos! Irom cooIing lan. 6. Relnstall bottom cover. 7. Tum console back lo its original position.

8. Replace Ihre8 Ni·Cad banenes (SMS OCS P/N 71 05 (37) on CCPCI (SMS OCS PIN 56 6331S).

9. Ensure ali PC8s are lully Inserted.

10. Check All electrical coMed ions, Including ground conne<:tions, for ~ghtness.

2.30 Tteatment Tablas

A. ZIV Treatmenl Tabla • RemoVil lable Il001 pil cover. • Remove cover from El l abia power supply assembly.

• Vac\JUm dustlrom power supply 8uombly.

• Check ALL electrlcal connections, including ground cormeclions, for tightness.

• Reinstan Et power $Upply cover. • Vacuum dust Irom ali areas 01 the tabletop.

• lnspeet ali hand paddle hinge components lor physical damage. Order replacement parts as necessary (see figure I 10r part numbers). and schec1ule replacement.

o Clean mechanical height scale.

• Apply a small amounl olLPS-l lo a lint-free cJolh and lubricale lhe scale.

o Vacuum dust lrom bollom of lable.

• Wipe oH an used grease Irem vertical Uft wl)m1SCrew shaft • Apply grease (SM$-OC$ PIN 34 73 267) to wormscrew usiflg grease gun.

• Inspect vertical lift belts for c rackinglexcessive W9ar.

• Inspect vertical brake strap pad for excesslve wear.

• Vac\JUm tlusl Irom labia 11001' piL • Check ALL electrical cOnnections. including ground comections, lor IIghtness. • Inspeet isoc:enter rOlatioo (z axis) brake assembly lor excessive wear and/or

physlcal damage.

o Inslall lable lIoor pit cover.

Sfe mens MedicaI Sy5lems. Inc.

o. K:OIogy Care Syslems

19 44 326 s003U

Rev.B 1MS

Con .... nllonal MEVATRON

System

16 MAINTENANCE 3-MONTH INSPECTION

Figure 1. ZlV Trntmerll T.ble H.nd Pa<ldle P.rt Numberl

Slemens Medieal Sy,tem" Inc.

On<:oIogy Care Systems

1944 32fi sorou Rlv. B 11l/9S

3517D --

Instructions

ConnnUona. MEVATRON

5yltlm

MAINTENANCE 3-MONTH INSPECTION Instru ctions

B. ZXT Treatment labia • Remove lable fIoor pit covar. • Vacuum excass dust Irom ali areas of lhe tabletop. • Check remota hand conIn:>! eonnections. • Inspect vt!r1ical height sleal cabia IOf physical damage/wear. • Verify thal lhe steel cable bearing I$sembly rotates freely. • Check vertical electriCal connections. • Grease lhe Zer!< fittlngs on lhe vertical lift assembly. • Inspeel ai hydraulic valvas fOf OIl lealcs. • Vacuum dus\ Irom lable Iloor pit. o Chad< ALL electrical connections,lncluding ground connecUons, fOf Ughtl'\ess.

• Inspect hydrau~c reservoir and pump lor 0I1leaks.

• Install lable II00r pit cever.

C. ZU Treatment labia • Remove labia fIoor pi! covar. • VacllUrn excess dus\ Irom ali areas 01 lhe lablelQ9. • Chock transversa and longltudirlal irea floal connections. Inspecl for cabia

damage. OI' 8JfCess strain on cabia. • Remove column covers. • Vacuult, dus! Irom c:olumn assembly. o Remove ell.cess grease rrom bearings anel ,ans. • Inspecl bearing rails for excessive wear, damage, elc. o Check lor excessive sag in lablelop ( lablelop rocks back anel lorth or side lo

side). Schedule replacement II necessary. o Lubricate bearings afld raits. o Check vertical safety chain lor damage, etc. o Chock ALL Cllaelrieal eonneclions. Inclvding ground connections, lor l ightnoss. o Check vertical lift chain lor any damage, etc. o Vacuum dus! Irom lable 11 00r pil. • Check All electrical connections, Including grounel connections, lor tighlness. o Install labia lloor pit caver.

17

Siemel"l$ MedicaI Sys!ems. Inc.

Oncology cara System, 111 44 326 SOO3U , ... , Convt rlllonal MEVATRON

Sytlem

18 MAINTENANCE 3-MONTH INSPECTlON Instructions

3.0 Electrlcal Partlon Selup

1. Bypass any open chassis In!erlock $witches requlred for VQltage measurements.

&CAUTION: ElECTRICAl SHOCK Chassis Interlock swltches are bypassed. Use extreme cautlon when worklng around hlgh voltag. assembUel.

2. Tum control room breakar 011. 3. Check operatiorl 01 AlL emergency oH and shun! Irip push bullons (pIb).

• Press lhe yellow rasei pib on lhe SI panel. lhe bunOn should illuminale. • Press lhe rigtll strueture door panel emer!;lElncy olt pIb. lhe $ 1 yenow resel pIb

should go oul. o Pross lhe yellow resel pIb 01'1 lhe SI panel. lhe bunan should IlIumlnata. • Press lhe laft struetur. doar panel emergency oH pIb. lhe SI yenow fasel p/b

should go oul. o Press lhe yellow resel pIb 01'1 lhe SI panel. The bvttOll should IIh,lminate. • Prass lhe room emergency oH pIb. The SI yellow raseI pIb should go OVI. • 1I a shunt trip circui! breaker Is used, resel!he circult breaker. • Press lhe yel\Ow resel pIb on lhe 5 1 panel. The bunan should inurnina!e. • Press lhe conlt~ area emergency oH p/b. The SI yellow resel pIb should go OA

• Jf a shunl lrip tircuil breaker is used, resellhe ti rcui! breaker. • Press lhe yellow resel pIb on lhe SI pane!. The bvtton 5hould ~Iuminale .

• Repeat Ihls test for ali emergency oH push bunons. 4 . Tum lhe MEVATRON on.

4.0 EleelrlcaJ Checks

4.1 M Modulator Assembly

1. Connect DVM dlleetfy lo magnetron filamenl C· to cathode). 2. Check lhe magnetrofl filament voltage in slandby and cutback.

• Adjustmenlsare made on tha 5 101518 pes. Sei values lo:

Magnelron Type M5193 MS349

Siemens Med"ocal Syslems, Inc. Oncoloav C<lre SYSlems

Slandby Cutback 8.5V 4V 14 V 7V

1944 326 SOO3U conftnlional MEVATRON

R'v. B , .. ,

MAINTENANCE 3-MONTH INSPECTION 19 Instruclions

4.2 S7 lens Cail Power Supply

1. Verify powar supply is In voltage regulation mode.

2. Verify powar supply cooIing lan 1$ working properly, II applicable.

4.3 S7P$t Magnetron Filament Power Supply

, . Verify power supply 1$ In current regulation moda. 2. Verily powar $Upply cooIing lan 1$ wornng properly. il applicable.

4.4 $ IQ(M)/S 18(K) Ber"ldir"lg Magnat, Mag FiI, Ler"ls Program Assembly

1. Verity culback operaliOn lor magnelron lilamenl power supply. 2 . Verify lens coil power t Upp!)' turns 0/1 when lhe pu5h butlon S tOPC21$ pressed.

4.5 $13 Eleetromagnet Power Supply

1. Verify power supply 15 In currenl regulation rl'IOde. 2. Verity power 5upply coeling lan 1$ working properly, II applicable.

4.6 56 Bending Magnel Power Supply

1. Verity power supp!)' 15 In currerlt regulation mode. 2. Verity power ' vpply c:ooI1n9 lan Is working properly, II applicabte.

4.7 5 12 Pumpstand Assembty

1. Check All water COfloections lor leaks.

2 . Check tI1e water IIow through the deionizer cartrldg.e.

3. Record pump pressuro on the para meter sheet.

4. Check lhat tI1e waler temperature Is al l04' F (40' C) after approximately 15 minutes.

• Reeord temperature alter warm-up on parameter $heet. 5. Check the water conductivity, anel record values In lhe checld ist.

4.8 K5 SoIenoid Power Supproe$

1. Verity thal ALl powar $upplies are in current regullltion mede. 2 . Verity operation of cooling fans, if appbble.

4.9 K9 Klystron Filamont Power Supply

1. Verity lha! power supply is ., current regulation modo. 2. Verily operation 01 cooling lan, 11 applicable.

Siemens Medicai Syslems. IrII:.

Oncology caro Systems

1\1 &4 326 SOO3U

R,v.e ",.." ConvenUonal MEVATRO!.l

Sy.t.m


4.10 K7 RF Driver Assembly

• lhe followirlQ steps require a crystal detector, and a 5().ohm Ioad. Measuremenls era made ai lhe fronl panel of lhe RF driver with lhe driver in internai triggering.

1. Me?-sure RF drlver oulput pulse wldlh. Adjust la 7 ~S Ii necesse!)'.

2. Meesure RF driver oolpvl pulse repetilion rate. Adjusllo 7 nulfisecoods Ii necessary.

4.11 Cl Corllrol Console

I. lIerify cooling lan operation. 2. Check operalion 01 ALL energias and oplional cIose rale modas. A~$I applicable

paramelers as required to obrain slabla operalion. 3. Measure lhe gun filamen! vol!age ar'ld record on lhe parameler sneat.

• 11 gun Illamenl voltage is difterenl lrom latesl paramoler sheet, li. Schonky plol wil! need to be scheduled as soon as possible.

4. Complete a paramaler shea! for ali energias and optional dose rate modas. 5. Walching lhe dose ralo meler, press lha X-ray push button. Noto noedla deflection. 6. Repea! slep 410r eleClron mode. 1/ excessive needla deflection In one or both modas is

I ncountered, schedule zlrOing ortsets wilh phys!cist.

4 .12 Treatment Tables

A. ZIV Treatment Tabla • Verify mechanical vertical neight scale indicalor calibfatioo aI isoc:enler. Schedule

serviee il adjustment is required.

• Chlek Al llunelions II I Al L hanel paddles. • Verify lhal when lhe emerçency hand erank is Inslalled, lhe mlltorized vertlcal lift

is. disabted. ImmedialeJy repair iI necessary.

• Verify lunction Oi emergeflC)' remote handconlrot.

• Verify operation 01 green lable Iock push txrtton. • Verily motion stop operation. o Verlty funetion 01 513, and lho uppar and lower limit cafety switehes. o Aeinstal1 anel clean lhe c:overs.

B. ZXTTreatmenlTabla • Verify lha! All Oisplays ini tializa ai the inilialization points, or schadule repair.

o Verify vertical heighl calibratlon aI isocenter, OI' schedule adjustment.

• Cheek ALl lunctions 01 lhe two remote handCOnlrols. • Verify lripping 01 lhe mOlion deleetion Inlerlock circuit when lhe lable Is moved and

mllliOo is nol enabled. o Cheek lunction 01 lhe emerger.cy slop/reset push button.

Siemens Me<:fOC<'lI Sy$teln$. fne.

Onoolog)' Care Syuems

1i44326 .S003U

Rev. B ' 0 .. "

Convenllolllll MEVATRON

System


C. ZU Treatment Tabla • Verify vertical mechanical heigot indicatOt calibra~on ai isocenler. Schedule

adjustmenl lf required. • Verify proper lunctiorl 01 ali $witches and brakes.

5.0 Spare Parts Klt Invenlory

21

1. Inventory $pare paiU kit stock a~alnst ris! for completeMU. Order any pa rts nOI found in kit. Record parts missing Irom kit In lhe table proWled.

'.0 Wrap-up .. 1. Crese anel reinstall ali chassis covars. 2. ReinstaJl anel dean ali machine cavem. 3. Program and run ALL energias to verify luoction bolOfe Ireatments reStlme.

7.0 Dlscreptlnc:y Log 1. Log any discrepancies faund, In lhe lable provided In lhe checkli st.

• Indicate whether lhe disaepaocy is c:orrected ar nol • 11 service 15 to be scheduled, Qp(!n an incidenl number IOf aR 01 lhe di$(:repancies

(~ded "discrepancies loond durlng PM").

8.0 Completlon

I . Complete lhe Inspection completion certilicate (Ias! paga 01 lhe theckJisl). 2. Send lhe certilicale lo your area manager.

Siemerl$ Medicai Syslems, Inc.

Oncology Cara Systems

1a 44 326.S00JU

R.v. B ,." Conv.nUonal MEVATRON

Syslem

22 MAINTENANCE 3-MONTH INSPECTION ' Checkllst

CHECKLlST

1.0 Mechanlcel Portion Setup Inslalllock-outltag-out device and lock. Inilial, dale ar'ld l ill in lhe time tl1e lock-out device Is installed. 1I mole lhan ano pe rson will be working 00 lhe equlpment, then each additional worker &hal! install hislher Iock.

• Initlals: Oale: • Inllials: Dale: • Imllals: Dale:

2.0 Cleanlng/Electrlcal Connection TIghtness Cnecks

2.1 Clean/inspeel lhe modularol assembty

2.2 CleaMllspect lhe S1lens roir power supply

2.3 Cleal'.lit1spect lha S7PS t magnetron l itamenl powar supply

2.4 Cleanlinspe<:t lhe 55 slearing coil power supply

Time: Time: Trne:

M Class Inltl'll

M Class Inll1.1.

N/A O o.t. complotod

0.1. çompllted

N/A O

D.t. comploto"

N/A O

2.5 Cleanlinspect lhe SIO(MYSI8(K) bending magoei, mag fil,lens PfOgram~.~,~,,~m~b~'~'~~=~~ ["1\1.1. O.te compro,. 1I

2.6 CleanfLrlspect the 52 rotation drive cootrol

Siemens Medica! Syslems. tnc.

Oncolopy cale Syslems

19« 326 sorou Rev. B """

Conventlonat MEVATRON

Sy51. m

MAINTENANCE 3-MONTH INSPECTION Checklist

2.7 Clearvínspect lhe 53 intal10ck panel 8ssombly

2.8 Clearvínspect lhe 522 iterconl'\E!CI panel assembly

2.' Claanlinspecl lhe 5 14 gantry rotation drive assembly

2.10 ClesrVlI'I$ped lhe SI power distribution panel 8$$emb/y

2.11 Clean/inspecl lhe 527 sle1lling rol reversal essembly

2.12 Cleanlinspecl lhe 513 ek!ctromagnet power supply

2.13 Clearvinsped lhe 56 bendinç magne! powar supply

2.14 Cleanlinspect lhe 59 card caga assembly

2.15 ClearVinspect lhe 54 auxiliary contrai panel

2.16 Cleanflnspect lhe 58 auxiliary power $l.IPply chassis

5iemeru; Mexa' Syslems. lne.

OIocology ca ... Systems

1 t 44 326 spo3U

R.v. e 1MlS

23 .-

1· ... u.I. I o.t, ÇO"f!.ted I

!1nru.11 IO'IH~tedl

11n1t1.l

lS ID.t. C~~!

ItnUlal. I Olt. ccmp'tl-.ll

K Class N/AO

]InIUIII 10 1'1 compltl.d I

M"'~ '. -N/A O

Inlll. 1. 0111 compll'td

111111.11 D,t. compltttd

1n!tl.I. D,t, complfllld

Inltltla Olt, ÇOmpleled

Con~nllonal MEVATRON

Spt.."

24 MAINTENANCE 3-MONTH INSPECTION ' Checklist

2.17 Cleanlinspecllhe S2B steering ceU power supply M Class N/AO

2.18 Cleanlinspect lhe 515 miscellaneous inlerlocks and gantry shaft encoder

2.19 Cleanlinspect the K5 soIenoid powar supplies

2.20 Cleanfll'lspect lhe K4 PFN/modulator assemtlly

2.21 Cleanlinspect lhe Kl powar distribution

2.22 Clean/inspect lhe K4-T l hlgh voltage translormer assembly

2.23 Cleanlinspecllhe K9 kJys l ron fdament power supply

2.24 Cleanlinspecl lhe K2 auxi liary Interlock chassis assembly

2.25 Cleanflflspoct lhe K7 RF driver assemb/y

2.26 ClearVlnspect lhe Kl0 klystron area assemblies

Siemens Medicai Syslems, Inc. ~v r ... ", !':v~t&m!;

19 44 32$ SOO3U

R,v, B 10/95

11II11I.r. I o.,. e llmp!oll'd I K Class N/AO 11'\111.1. D.'. complett<l

K Class N/AO

11nft'-1oo I o.t. c:omplotlOd I K elass N/AO Inlll.l. O.t. compl.t."

KClass N/AO

1"'ltI~. I Del. ço ....... 'K I K Class N/AO 1nlll.I. 0.1. compl. t. "

K Class N/AO

Ilnlll ... I Dat. co ....... '-4 I KClass N/AO Inlll.l. o.,. compl.t."

K Clas$ N/AO

[INII.I. I o.t.I «Mnp~ted I

CO"Yltn ljo~1 MEVATROH Syllem


2.27 CleaMnspect lhe K6 soIenoid usembly

2.28 ClearJinspect lhe K8 pulse Iral'lSlormar essembly

2.29 Cleanlinspect lhe control console

2 .30 CteanflllSjlect lhe lreatmenl table

3.' Elecl rfeal PartioM Setup

KClass NrÁO

10111.1, 0111 complel. d

I Lnlllal, I Dal, tOmptoled I

IlnlU'1I I tult compll~ I

Remove lock-oulllag-oul device. Initial, date and fiU in lhe time tI'Ie Iock-out device Is removed. II more lhan 008 person had InSlallod hisfner lock., thor'l lhe Ioc:k(s) mus! be remc;wed lirs!.

InmaIS::,=== IniUals: Inilials:

Time removed: T ime removed: Time removed:

Doi":=::=: Date: Dale:

4 .' Electrlcal Checks

4 .1 Tes! lhe M modulatOl essembly

4.2 Tes! lhe 57 lens coil power supply

4.3 Tesl lhe S7PSt magnetron Illamenl power supply

Siemens Mexal Syslems. Inc ,

OoooIogy Clre Syslems

1t 44326 SD03U

Rev. B 1C119S

M "'M N/Á O InlU,," o. t. compl.,.d

1101111011 I Dat. COIT4'leted I M elass N/Á O

111'1111101' I Dal, CO"",lel'" t

Co nvlnlional MEVATRO N

Sysllm

26 MAINTENANCE 3·MONTH INSPECTION Checklisl

4.4 Tas! lhe SI0(M)lS I 8(K) bending magoeI, ma9li l, tens program a$sembIQ'~~1~~~~~ Lnltl.," 0111 ç0"'l'II.ad

4.' Tes! lhe 5 13 electromagnet power wpply

4.' Tasl lha 56 bending magnel power supply

4.7 Tes! lhe 512 pumpstand Issemb!y

• Record waler conductivlly values in lhe blanks below: System Water; Mnrcrn~ Stored Water;

4.8 Tas! lhe K5 soIenoid powar supplies

4.' Tes! lhe K9 klystron filamen! power supply

4.10 TestlheK7RFdriverassembly

4.11 Tas! lhe cootrol console

4.12 Tes! lhe treatment lable

$iemens Medicai Syslems, Inc.

Oncology C.Te Syslems

IS 44 326 S0G3U

Rev. B , .. ,

MC~ss NJA O

l\niua'l , I Iho'_ c~t.cl l

InUlala DI'I completo"

K elass NJA O

IlnlU.I. I O,t, cornpl.1ed

I K Class NJA O InIU.11 0.1. completad

IlnItlal. I Dat. complllltCl !

11'11\1111 011. completad

Convention.IUEVATRON 5y.tam

MAINTENANCE 6-MONTH INSPECTION Conlents

Contents

General Information ScOpê of Document Purpose of Inspeclion Prerequisites Safety Precautions

Instruclions Mechanical Portion Selup CleaninglElectrical Conneclion Tighlness Checks Electncal Portion Setup Electrical Checks Wrap-up Oiscrepancy l og Comprarion

Checkllst

Sit!men, Medicai Systems, Ir.e.

OocoIogy C.rl Syslems

1944342S003U

Alv. A 2.195

Page

5 5 5 5 7

10 10 10 13 14 23 23 23 24

3

Convenllon.1 MEVATAON

Sy,tem


Flequlred Tesl Equlpment

Basic seMel 1001 kil Calibrated oscilloscope 50 Of 60 1001 BNC cabltl <I > Calibraled Fluke or equivalen! digital mullimeler (OMM) Calibraled high voltage proba Calíbrated 'tIa ter conductivity meter Lock-outltag-out ki! Grease oun Rubber gk>ves (4) Vacuum cleaner Cleaning soel/tion (409 gla!>S & sunaca deansr) 2 lon, 01 papel towels Unl-free cIoth (6) CottOfl $wabs (20) Anll$talic mal and wriS! strap Applicable mactW1e schematics Applicable acljustmenVcalibratiOn instruClions Applicable Teknotes

Requlred Parta

rtem DesgiptTOI1

Fitter,air,1 5x 15x l h Pipa sealant Anode, zinc: Cartridge, doionizer Filler, line mash, while Tempera l\Jl e 58nsors Lamp, 12V50W EP., glease lubrlcant, l PS-l Chaek!isl, 6·month inspaction

S" mens M~I Systems, Inc:.

SMS.QCS Part Number ~

2893345 3 , 7990615 1 7982598 2 56 54 S20 I B4 97 687 1 1993728 2 7988991 1 1953632 1 A400 010 1 1944 342 1

li« 342 SOO3U Convenllonal MEVATRON

Rev. A 2/95 Sy,lem


INSTRucnONS

1.0 Mechanlcal Partlon Setup

1. Posltion lhe lable 101 lhe Inspection. • Aaise tabla lo Isocente/, and rolate column 10 90 dagraes.

2. Prepare machine IOf clean~nspection. • Remove lhe prol/ador, 001, end oounterweigflllbeam$hield oovers.

• Remove prolracto!" assembly.

• Tum lacilily wat8r orf. 3. Remove power Irom lhe MEVATRON.

• Tum right-hand COf1trol console keyswltch to of!. o Tum conlnll room breaker off.

&. CAUTION: ElECTRICAL HAZARO An ISQlatlon transformer may be Installed. II power remaln, 01'1 after l he control room breaker I. otf, lnstallloek·ouVlag-out devlce ai next disconnect or distrlbutlon panel belore lha trlns/ormer.

4. Replaca back COVIl a i, ftltels (SMS-OCS PIN 28 93 345 qty 4).

2.0 Cleanln;I'Electrlcal ConnecUon TIghtness Checks

2.1 5 12 Pumpstand Assembly

1. Vaewm dust from pumpsland assembly. 2. Using cleaning soIutiorlend paper l owels, elean ellareas of the pumpslancl as.sembly

area. 3. Cheek ALL eleclrical eOMeelions, Ineluding ground conneellQr1s, l or tightness.

4. Change lhe zine eroodes (SMS·OCS PIN 79 82 598) In lhe heat exchanger.

5. Chanoe lhe deionizer cartrid~ (SMS·QCS PIN 56 54 520). Initial and date lhe Inslalled cartridge.

8. Change lhe while fine mesh filler (SM5-QCS PIN 84 97 687) for the deionlzer eartridge.

2.2 Floor Drain (Under the MEVATAON)

1. Add two tupS of water InlO lhe drain lo ensure lhe Irap does nol dry up.

Siemens Medicai Syslem.s, Ir.:.

Clroc:%i) Care Sys,lems

1!i 44 342 SOO3U

Rev. A. 2I9S

ConvenllONol MEVATRON

Sya\em

MAINTENANCE 6-MONTH INSPECTION 11 Instructions

2.3 G1S Beamshield Assembly (il appr.cable) 1. Vacuum oUl excess dust Itom 8ssembly. 2. Uslng deanlng solution anel papel lOWels, dean aU areas cf lhe beamshield assembly.

3. C~eck AlL eratlrical confl8dions, incll.lding glound tonnectioos, lor lightness, 4. Visually Inspatl bEamshield drlve surlaces IOf excessive wear 8l'ldlar corrosion. 5. Check lhe allen screws on lhe bearinglor ~ghtness. 6. Check lhe inlegrily 01 lhe beamshield mechaiVeal stop. 7. Change lhe badlpointer lamp (SMS..QCS PIN 79 88 991). 8. Uslng versilube, lubricate bearing and raHs.

2.4 G16 Counterweight Assemb/y

1. Vacuum ou! e. cess dos! Irom assembly. 2. Using çleaning solution and papel lowels, etean counterweight assembly. 3. Check ali screws and bolts lar ~ghtness .

2.5 G13 Sparll. Gap Assembly {il app/icable) ,. Vacuum ou1 e. cess dosl 110m assemb/y. 2 . Vlsual1y inspect capacitors 101 signs 01 arcing, cracks, ar earbon build·up. 3. Chee!< All elec:tlical connections. indudirog ground OOMectionS. 104' ~ghtn ess.

2.6 G2 1nject04' Assembly

1. Vacuum oul excess dust Irom Bssembly. 2. Checll All elec:!licar connectioos . iocIudirog groond OOMeçtions. lor Ughtnes$. 3. Check lha! AlL PCB mounUng sere ...... s eOO standoffs ere not Ioose. 4 . Chec:k flber optic cable for proper coonection.

2.7 G12 Pulse Transformer

1. Vacuum out excess dust!tom essemb/y. 2. Ctleó: ALL e!cctlical connections. induding ground connec1ÍONi. lor tlghtness. 3. Inspect oil line for eir inside line.

2.8 G I O Magnetron Fllamenl F~ter

1. Vacuum ou! excess dusllrom assembly. 2. Check AlL electrical connecUons. Including ground connections, lor tighlness.

Siemens Medicai Syslems, Inc.

0ne0I0gy CaTe Syst.nos

1944 342S003U

RIV. A "" ConvenUonal MEVATRON

Sy.üm


2.9 G Ganlry Hub Alea

1. Vacuum OU! ellcess dust !rom assembly.

2. Using cleaning soluUon end paper towels, elean an areas cf lhe ganlry. 3. Cheek All eleelrical coonectlons, Iocluding ground coooections, IOf tightness. 4. Visually Inspect ali poly-11o water !ines for waler leaks, signs Df 89109, discoloration or

cracking. Schedule replacement II n&Cessal)'. 5 . VisuaDy Inspecl gentry welds lor cracklng Ot $lgns of fatigue. lnlorm Centra l Service 01

eny problems notod.

2.10 G l Protractor Assembly

1. Vacuum assembty exlemalty la remove exceS$ dust Irom assembty. 2. Check ALL aleetrlcal connections, lneJuding ground conoections, for tightno$$.

2.11 H4 Accesso/y HoIder

1. Check Ihal accessorles securely loek Into lhe eccessory 5101s. 2. Remove I!IXOs.sory hoIder. 3. Vacuum OuS! 110m acce:ssory holder. 4. Using cleaning solution and cotton swabs, clean ali eccassory ralls.

5 . IIlSpect an switches fOI" any damage, Intermiltent actuation, etc. 6. Using l PS·l, lubricale acc8ssory rails. 7. Check Al l elactrical connec~ons, InCluding ground connections, lor ~ghtness.

8. Inspect cable hamesses IOf pinched, eKpOSed, OI" damaged wires. Repair II necessary.

2.12 H Prlmary Collimating Systam

1. Replace lhe temperatura sensors (SMS-OCS PIN 79 93 726, 2 ea.).

2.13 Isolation Translormer (il applieable)

1. Using a DVM, verlfy lhal power is r.ot applied to the transformer usembly.

2. Remove covers. 3 . Vacuum dust Irom transformer assemb1y. 4. Check AlL electrical COMCctÍOflS, IncJuding ground connections, for Ughtl1ess. 5. Rcinstall e)('!erÍOl' covers.

2.14 laser$IPaUeflt Setup Devices (If applieable)

1. Vacuum laser assembly externany lo remove excess dustlrorn laser. 2. Check externai power connections, including ground connections, for ~ghlness.

2.15 A 12 Handcontrol and Overhead Suspel'lSion

1. Remove ovemead suspel'lsion cover. 2. Vaouum dustlrom assembly.

Siemen$ Medicai Systems, Inc.

Oncolo<lv Gare Srstems

1944 342 s003U

Rev. A 2195

ConvenHo", t MEVATRON

Sy.tem

MAINTENANCE 6-MONTH INSPECTION 13 Inslruclións

3. Clean lhe overhead suspension assembly. 4. Check All electrical coooectioos, incIuding grouncl conneclions, lor tightness. 5. Verify lhe 53lety ehail'! between lhe mounting base and <»ver is pfOper1y Installed. 6. Inspeel ALL mounting hardware connections, including ali hardware above ceiling

mounting plale. 7. Visually inspect tensioo springs lor metal faUgue, cracks, etc. Order spriogs (SMS-OCS

P/N 26 93 006 qty 2) II necessary and schedule replacement. e. Check spring tensloo of suspenslon armo 9. Verity lhe 53lery wire anaching lhe 3 suspension moonting boIts is intacto 10. Verify lhe safe ty wire anachlog lhe 2 suspension arm bearing re taining screws is Inlatt 11 . Using cleaning solution 8nd paper towels, extemally elean lhe harldcootrol assemb/y.

(Spray solution on paper towel ONl Y.) 12. Reinstall ovelhead suspeosion cover.

3.0 Eleel!ica! Portlon Salup , . Bypass opan chassis Intetlocl< lwitches (for voItage measurements).

2 . Remove tM !ock-outl!ag-oul deYice.

&CAUTlON: ElECTR1CAl 5HOCK ChassIs lnterlock swltehes .re bypassed. Exerelse extreme c:autlon when worklng around hlgh voltage t.uembliu.

3. Tum contrai room breaker 00. 4. Check operation of ALl emergency off and snunl trip push bunoos (pib).

o Press lhe yellow resel pJb on lha 5 1 panel. TM button $houId mumina.le. o Press lha rlght structuro door panel emergency olt pfo. lhe SI yenow resel p.rb

should 90 ou!. o Press lhe yellow resol ~ on lhe S I panel. lhe buttoo ~ illuminale.

o Press lhe lell strueture door panel emergency olt pib. The 5 1 yeDow resel pItI should 90 out.

• Press lhe yellow fesel ~ Of\ lhe 51 pane!. The button shoukI illuminale.

o Press lhe room emergency oH pib. lhe SI yellow resel ~ should 90 ou!.

o If. shunl Irlp c; rcuil breaker is usad, raseI lhe circuil breaker.

• Press lhe yetlow resel pib on lhe SI panel. The button $houId illuminale.

• Press lhe conlral alaa amergency oH pib. The SI yeltow resel pIb should go out. o 11 a shun! trip circuil braaker Is used, resel lhe circui! breaker.

• Press lhe yellow resal pio on lha S I panal. Tha bunon should ~lumlnale.

Siemens Medleel Systems. lnc.

0nc0I0gy CIo r. Systems

19 « 342 SOOJU

Flev. A "" Conventlonal MEVATRON

5yllem


• Rapeal Ihis tas! for ali emergency oH push buttons. 5. Tum lhe MEVATRON 00.

4.0 Electrlcat Checks

4.1 53 tnlerlock Panel Assembly

Check lhe lunction 01 lhe S3 inler\od($ as follows: , . DCCP (de control power)

• Remove luse S8· F3 (3 Aj. o Verity tha! all lamps 0Il lhe 53 panel are OU! (OCe? tripped). • Relnstan luse se·F3 (3 Aj .

2. Water levei

• Oisconnect waler levei switch. • Verity lhe water level lamp 1$ OUI. • Reeonnect lhe water leveI swltch. • Pre" S31oea1 leseI pvsh Mon.

3. Waler M (water overtemperature) • SIlu! l aci lity water pressure 011.

o Altar a short lime, water OIT lamp should be oul (water temperalure should be 8ppt'Oll;mately 112°F).

• Turn lacility water pressure on. • Verify Ihal water temperatura retums to normal (approximately 104"F).

4. Structura lIow

• Turn S l -Ce· l1 (pump molor) 011 . o Verily lhe structure Ilow lamp i$ extingulshed. • TumSl ·CBll (pumpmotor)on. • Press S3locat rese! posh buttOfl.

5. WG Vae (waveguide vaC\Jum)

• Tum Sl -CB5 (Vac ion pumpldose preamp power) ot!. o' Verify lhat WG Vae lamp Is IIldinguished.

• Tum Sl-cB5 (Vae ion pumpldose preamp power) an. • Press contlol console Iron! panel resel pu$h butloo.

6. InjeetorlhookstiC)(

• Tum $ 1-CBa (ifljeetor power) orf. • Verify lha! lhe Injector hQoIo;stiek lafll) Is eKtinguished.

• Turn $ l -CBS (injeetor power) 00.

Siemens Medicai Systems. Inc; ,

0. ............ Cu .. Svs!ems

19 «342 s003U

Rn. A. V95

ConVlnllONI MEVA.TRON

Sy. tem

MAINTENANCE 6-MONTH INSPECTION 15 Inslructions

7. Sector,lf applicable

• Rota!!! lhe gantsy lo 11 prohibited sectOl'. • Relfacl lhe beamshield.

• Verity lha! lhe SectOf lamp Is eKtinguished anel radia.1ion cal'V1Ot be Inltiated. 8. Motion Sslop

• Check lhe lunction of a~ motion stop switches.

• Veri/y lha! no motion can be iniliated with lhe motlon stop Intel10ck activated. • Verity lha! radiation cannot be lnll18led. • Press 51 resel push bunon.

9. Arx fllad la ul! (acces.scwy read laull) • Insert an accBssory jnto lhe ecx:essory holder. • PartiaBy remove lhe accessory. • Verity lha! lhe At;e read laul! lamp Is IIJ(tiflgUished. • Verify lha! radialion cannol be Inltiated.

10. F.eld si:e • Insert an electron applicator (100 em 10 x 10 c()fIe) Inlo lhe accesSOf)' hoIdel. • Sei lhe fleId sizlI to 19 x 19 em. • rleld S ize lamp 5h00!d be ijluminated.

• Reduco field sizo to 18.4 x 18.4 em.

• Field Size lamp should be extinguished, • Il'\Crease fleld size lo 19 x 19 em. • F.eld Size lamp should be 1Jluminated.

• Intrease field sile 10 19.6)( ' 9.6 tm.

• Field Size lamp should be extinllulshed.

• Verity uldiation canno! bo lnitia!ed with lhe field sÍZe lamp eru,guislled.

NOTE The Inlerlotk wlndow Is normatly.;!:5 mm. Il ls no l untommon l o.te +6 Ind -4 mm or vltl!--ver$8.lIll ls outslde Ih ls wlndow, st hedule Interlotk w lndow .djultment.

11 . Rad II/jaws open

• Completely tlose both seis 01 jaws.

• Program RAD li, 9 MU. press ac:cepL

• Verily radiation carvlOl be lni tiated unlil lhe jaws are Iullyopen. ' 2 . Ate holder (accessory holder)

• Clear lhe console. • Verily Ihat lhe acc hoIder lamp is extinlluished am! ra~ation cannot be lnitiated.

Siemens Medital Systems.. Inc.

()nçoIoQv Cara Systems

'9« 342 SOOlU

Rev. A "" C<:o.wentional MEVATRON

S1·tem

MAINTENANCE 9·MONTH INSPECTION Contents

Conlenls

General !"farmalian Scope or Document Purpose of Inspection Prerequisites Safety Precautions

Instructions Mechanical Portion Setup CleaninglElectrical Connection Tightness Checks Electrical Portion Setup Eleclrical Checks Spare Parts Kit Invenlory Wrap-up Discrepancy Log Completion

Checklist

SOe ....... lAe 1kal Syst.ms. lne.

()nçoIggy c ••• SY$t ....

19« 367 s003U

Rol". A 2195

page

5 5 5 5 7

10 10 10 18

" " 21 21 21

23

3

COI\venUonaJ MEVATRON

5y.tem


Requlred Tesl Equlpment

Requlred Parts

Basic service 1001 kit Calibrilted oscilloscope Calibl'ated FkJke or equivalen! dillllal mutlimeter (DMM) Calibraled high vai/age probe Calibrated water conduclivity meler lock-outllag-out kit Grease gun RubtJer gloves (4) Vacuum cleaner Cleaning soll.ltion (409 glass & sur1ace dean,,) 2 rons 01 paper towers Linl-free clolh (6) Cottoo swabs Applicable machine schematic$ AppIleable adj~tmenVcalibration iostructions Applicable T eknotes

SMS-OCS nem Description Part Number ~

Filler, air, 16x 16 x 1 In. Relay, contactor EPt1 grease ZlV wormgear glease Lubricant, lPS· , Checklisl. 9-month lnspection

2893345 3032158 1953632 34 73 287 A4 00 010 1944 367

3 1 1 1 1 1

Siemens Medicai Systems, Inc:.

ClncoIogy C.f. Sysletl\l '944 367 SOOJU

"" Convenllonal MEVATRON

51·tem


INSTRUCTIONS

1.0 Meehanlcal,Portlon Setup

1. Prepare lable lor cleanirl!y1nspeclion.

• Remove Iteatmer'lt table exterior cover!. • Raise labia to isocenter and rolate lhe table colUlTlll to 90' ,

2. Prepara lhe machioe lor deaninl1inspection. • Remove lhe protractor, and 001 covers.

3. Remove power 'tom lhe MEVATRON. • Tum right-hancl control console keyswitch lo off. • Tum cootrol room bteaker ofl.

ih. CAUTION: ELECTRICAL. HAZARO An Ilolallon transformer may be Inslalled.1f powlr remaln. on after lhe contro! room breaker Is off,lnstalllock-outllag-olJl devlce ai nex! dlsconnecl or dlstrlbulion pane! balore lhe transformer.

4. Replace back covar air fi llers (SMS-OCS PlN 28 93 345 qty 4).

2.0 CleanlnglEleclrlcal Conneetlon Tlghlness Checks

2.1 M Modulator Assembly

1. Open 10ft 5ide rnodulator pane!.

2. Remova tlght sido modulator cavar plate. 3. Check hookstick ground oonnections fOf ~ghlness. 4. Using hookstick, dischalge lhe PFN and leave il grounding lhe PFN. 5 . Verily Ihal lhe C\J rranl PFN laps are clearly marked. 6. Vacuum dusl from assembly. 7. Using c1eaning soIution anel paper lowels, elean ALL modulal Çlf ~ons. (Spray soIution

on paper lowel ONL Y.)

8. Check ALL ele<:trical conneclions. rouding ground coonections. for tighlness. 9. Visually Inspecl ali areas for any signs of areing or carbon build-up. 10. Vi suaUy Inspect PFN capacitor for oilleaks.

11 . Remove hookslido: and place in its hoIder.

Siemens Medicai Syslems, Inc.

0nc0I0gy Cara Syslems

19« 367 s003U

fln. A 2195

Convenllonal MEVATRON

Splem

MAINTENANCE 9-MONTH INSPECTlON 1 1 Inslructions -2.2 57 Lens Coil Power Supply

1. Vacoum dos! from power supply. 2. Check ALL eleclrlcal connections, incluc:ling ground cormections, Iof tighlness.

2.3 57PSl Magnetron F.amenl Power Supply

1. Vacuum dust Irem power $UPply. 2. Check ALl eleclrical conneclions, Includirtg ground COIlnections, for lighllless.

2.4 55 Sleering Co!l Powar Supply

1. Vacul,ll'Tl dl,lsllrom chassis. 2. Check ALl e lectrical cool'Ieclions, including ground COMections, for tightness.

2.5 S10(Mys18(K) Bending Magna!. Mag Fil, l ens Program Assemb/y

1. Opel'l panel essembly. 2. Vacuum dust from chassis. 3. Cheek ALL electrical connections, Including ground connections, for tightness.

2.6 52 Rota~on Drive Conlre! 1. Open pane! assemb/y. 2. Vacuum dust from chassis. 3. Check ALl electrical conneclions, incIuding ground connections, for lightoess. 4. Replace S2-K3 contaclor (gantry (otaITon) (SM$-OCS P/N 30 32 158).

2.7 53 Interlock Panel Assembty , . Open panel assembly.

2. Vacuum duSllrom powar $UPPIy and eooIing lan. 3. Ctleck ALL electrical connections, including groond connections, for tightness.

2.8 S22lnterCOMaet Pane! Assombly

1. VaClNm dusl from assembly. 2. Check ALL electrical oonnections. Incll.II.iing IiIrOl.lnd connec~ons , for ~liIhlness .

2.9 514 Gantry Rotation Drive Assembly

1. Visually inspecf gantry gear box lor any signs OI oiI leaks.

2. Chacl< gearboK oiI lavel. 3. Check drive ehaln tensioo.

4. C1ean anel lubricale lhe driva chain assembly.

2.10 SI Power Distr'bution Panel Assemb\y 1. Open breaker panaI 8::;semb1y.

Si.mens Meáocat Sysloms, Inc.

0nc:<;>I0gy e;.,. Syst" ....

19 44 $7 SOO3U

Rov. A 21'95

ConnnllONlI MEVATRON

sy".m

,

12 MAINTENANCE 9·MONTH INSPECTION Instructions

2, Vacuum dus! 110m chassis.

3. Check All electrical conditions, lnclucJing ground COMeetionS, IOf ~ghtness.

4. Opell 51 panel assemb/y. 5. Vacuum dusl 110m chassis.

6. Cheek ALL electrieal cOnditions, Ineli,lding ground 00(1080110ns, lor tlghtness. 7. Visually inspect aM contactors f O( pittin!1excesslve wear. Order replacement(s) eM

schedule rapair iI necessary. 8. Remove CBl breaker panel essembty. 9. Vacuum dus! Irom chassis. 10. Check main power COIlnections, includil'lg main frame grO\.lnd connections, for

tightness. 1,. Reinstall CBl breaker panel assefTlb/y.

2.11 527 Sleering Coil Reversal Assembly

1. Extemany vacuum d\.ls! from assembly. 2. Check AlL electrical COMections, ilcIuding ground eonnections, lor tightness.

2.12 5 13 Electromagnet Power Supply

1. Vacuum (lus! l rom power Sl4lP/Y and oooIing lan. 2. Check ALL electrical conneclions, incloding ground connections, IOf l ighlness.

2.13 56 Bending Magnel Power 5upply

, . Vacuum dusllrom power supply end cooling lan. 2. Check Ali e lectrical conne<:liOns. ilcluding grQYOO ÇOMeçtions, lor tightness.

2.14 59 Card Caga Assembly

,. Open panel assembly. 2. Vacuum dust Irom assambly.

3 . Ctled< Ali e lectrical connections, inc luding ground coMectiQr'I$, lor tightness.

2.15 54 Auxiliary COntro! Panel

1. Open panel assembly.

2. Vacuum dust l rom assambly.

3 . Ctledc All e lectrical connections, including ground connections, lor tighlfless.

2.16 S8 AuxiliaI'{ Power 5upply Chassis

1. Opan panel assembly.

2. Vacuum dust Irom assemb\y. 3. Cheek All elactrical connections, including ground connections, lor tightness.

SierMns Medicai Systems. Inc.

Or.coklqv Gare 5ystems 19 44 361 SOO3U

R.v. A "" Conventlon~t MEVATRON

Sy.tem

MAINTENANCE 9-MONTH INSPECTION Instruclions

2.17 528 Steering Coil Power Supply

1. VaCIJUm dust 1rom assembly. 2. Cheek Al l electrical COI'lfleetions, induding grouncl conoections, for tiglltness.

2.18 S 15 Miscellal"leous Interlocks anel Ganlry Shaft Enooder

1. Vacuum dus! from assembly.

13

2. Visua~y irlspeç\ steel cabia lor $igns 01 fatigue Of l raying. Order cabia (SMS-QCS PIN 79 10250,20 ft) i! nacessary and schedule replacement.

3. Visually inspecl sacler $witch for physical damage.

2.1 g K5 SoIenoid Power Supplies

1. Vacuum dust Irom powar supplies and coo/ing lans. 2. Chedl: AlL elewical connections, induding ground coonectioI'Is.lor Iightness.

2.20 K4 PFNfModulatOf Assembly

1. Check hookstick ground cormectioos lor tightness. 2. Using hookstick, ensure lhal ali assemblies ara discharged. 3. Check thal lhe shorting $witch bar is contacting bolh terminal$ 01 C I .

4. Remove and dean air l illers. Reptace il dirt caMQI bfI removed. (Fillers tan be ordered Irom KooI trooics, 609-466-3400 (paI!' 875 1F»

5. En5ure lha! current PFN lap position5 aro clearly markoo. 6 . Vacuum dust Irom assombl)'. 7. Remove tetrode 110m letrode.Geck end clean ~ rlt O!;t 01 cooIing fins. 8. Uslrlg cle!lning sotution and paper towals, ctean aR areas of lhe modulator. 9. Check ALL eleetrlcal COl\llectlons, lncIuding groood coonections, for tlghtne5s. 10. Visuall)' irl$pect ali areas 10r 61gn5 oI arcin9"flashover. 11. Vl$l.laJly inspect PFN ~pacilor a55ombl)' for oiI leaks. 12. Reirl stall air l ilters. 13. Remove hookstick and placo in lts hoIder.

2.21 Kl Powor Dislrlbution

1. Vacuum dusl lrom essembly. 2. Check: All electrical connections, Including ground connoctions, for tighlness. 3. Visuatly inapeel eontactOfS lor excessivo waar/pilting 01 contacts.

2.22 K4·T1 High Vollage TransfOtmar Assembly

1. Swing down Kl panel assombly to gain aeceu to high voltago transformer. 2. Vacuum dust 110m assembfy. 3. Using cleanlng soIution and paper lowels, elean ali areas 01 lhe assembly. 4. Check ALL electriaol connection$. incIuding ground coonections, for tightneS$.

Siemens Medical Syslems. Inc.

Oncology Care Systems 1944361.500JU

Rev. A 2195 Convenllonal MEVATRON

sy.t.m


2.23 K9 Klystron Fi\ament Power Supp\y

1. VaCIJum dust Irom power supply and cooIing lan..

2. Check AlL electrical connec~ons, including groul'ld coonections, for tightrless.

2.24 K2 AuxiliaI)' Interlock Chassis Assembly 1. SUde K2 chassis assembly oul to gaio aeçass lo.n luaas.

2. Remove bottom cova! cf !,-ssemb1v . bypass cover interlock switch. 3. Vacuum dust 110m essembly. 4. Chedl All electncal connectiotls, ioduding grouod eoooeclions, lor tig/llness. 5. Ensure ALl printed circult boards (PCBs) are selted proper1y (01 applicable).

2.25 K7 RF Driver Assemb/y 1. Slide K7 chassis assembly oul lo gain access to aI! arus. 2. Remove bottom chassis cover, bypass CQver interlock swilch.

3. Vacuum dust lrom l15Sembly. 4. Check ALl electrical connections, including ground connectioos, lor lighlness.

5. Check RF cavily tuning belts for crackingfexcessive wear (il epplicable).

2.26 Kl 0 Klystron Alea Assemblies

, . VaCtlum dust Irom assemblies.

2. Uslng cleanino soIuUon ancr papor towels, elean ai BrBas of this &eelion.

3. Check All electrieal wnnections, including grouncr COMecUons, lor Ughtness. 4 . Inspect po/y·!lo oooIing ~"es l or aging ar cracM. Sct!edule ,eplacamen! if nacessal)'. 5. Inspect klystron wa ter gas.ket lo, c:,acks. dry·,otling. etc. Order new gaskel il

c,acked (SMS·QCS PIN 56 87 SS3) and sc:hedule replacemenl. 6. Remove partic:Jes adhering to lhe ioo pump magneL

7. Verity mechanical cenlerin9 01 lhe 101' pump magnet eS$tlmbly with relerence lo tha iao pump.

2.27 K6 SoIeooId Assemb/y

I . Vacuum dusI Irom assamb/y.

2. Check AlL electrical connections.lncIlKIing ground COMections, lo, Ughlness. 3. Inspecl poly·llo tubing lor signs 01 water laaks, aging, cracks, ele. Schedula raplacamenl

11 oecessal)'.

2.28 K8 Pulse Transformer Assembly

, . Vacuum duSllrom assembly.

2. Using c:leaning soIulion and paper lowels, dean an areas 01 lhe assembly. 3. Check ALL eloctrical cOrlOections, Including ground c:onnections, l or tightness. 4 . Check orllevel.

Siemens Medicai 5ystem:s. Inç.

QrolCOlogt c.,. Systems 19« 367 SOOlU

Reli. "" 2105

Connntlo .... 1 MEV,,"TRON

SYltem

MAINTENANCE 9·MONTH INSPECTlON Instructions

5. Check for 01\ leaks around gaskets, etc. 6. Visually inspect pulse 13nl< oU lor Impurities (waler. earbon pa!hs) !hrough fronl view

wlndow.

2.29 C I ContrOl Console 1. Remove centro! console top covar. 2. Tum contrai console on 11$ side. 3. Remove bottom covar. 4. Vacuum dlJst Irom console. 5. Remove eltcess dust from cooIing lan.

6. AeinstaU bottom cover. 7. Tum console back to IIS original position. 8. Ensure ali peBa are lully inserted. 9. Check AlL electrical coonections, h:ll.Iding grourld c:onnections, lor Ughtness.

2.30 Treatmenl Tablas A ZIV Treatment Table

• Remove lable floof pit cover. • Remove cover Irom fi labia powor aupply as.sembly. • Vacuum dus! from power aupply assembly.

• Cheel<. ALL eleclrical connections, including grovnd conrlections, for Iighlness. • Reinstan El power supply ÇOVer. • Vacwrn dust Irom ali areas of lhe lablelop.

15

• Inspect ali hal'ld paddle hinge plns lor physical dam.age. Order replacemenl parts as necessary (see figure 1 lor part numbers) and s.ched1,lle replacement.

o Clean mectlaf'.ical helght seala. . •

o Applya small amounl 01 LPS·l to a rint-rree cIolh and Itbricale lhe seare.

• Yacuum duSI Irom bottom 01 lable. ~

• W ipe olt aU used glease Irom verticallift wormsçrew shatl.

o Apply grease (SMS·OCS "IN 34 73 287) lo wormsçrew using grease gun. o Inspect venical fil1 bells for crackinWexcessive wear.

• InspecI vertical brake strap pad for excessive wear.

o Yacuum dus! Irom table ~00f pit. o Check ALL ereclric:al connectioos, indoding groond connect.ions, lor ti~tness.

• InspecI lsocen!er rotation (Z axls) brake Issembly for excessiva wear andlor physical damage.

o rnslaa lable I\oor pil cover.

SiemelUl Medicai Sysle<ns. Inc .

OI I«IIosIr c. .. Syslems

19 44 367.S003U

Rev. A 2J95

CoovenUONl MEVATRON

Sy.lem

16

84 35919

La''''

8435 901 Hinge pin

3387768 L.ock washer

(qty 10)

8435893 U-&ackel

Note: Erlangen part numbers


3S 17838 IsoIation

~""

8344236 Hinge pin

3525714 W,_ 3343910

Sa_

Figure 1. ZIV Treatment Table H.nó Paddl. Par1 Number.

so.mens Med"1C3I S)"tems. Inc.

~ Care Systams

1944361 SOOl.U

Rev. A 2I9S

Convenllon" MEVATRON

Syslem


B. ZXTTreatment l abia • Remova labia flocr pit cover. • Vacuum Ouse lrom ali areas 01 lhe tabJetop • • ' Check remota handcootrol connections.

• Inspect vertical height sleel cabia lor physlcal damageJwear. • Verify Ihal lhe 6\eel cabia bearing assemb/y rotates !reely. o Check vertical eJectrical connection$. • Greaso lhe Zer\!; littings 00 l he vertical ~h assembly. • Inspect ali hydraulic valves lor oU lealts. • Vacuum dus! Irom table f100r pij t. • Check ALl e!ectrical COOIlBctions, lncludinlj ground cormectioos, for tighlnes$. • Inspect hydraulic reserveir and pump lor oi! !eau. • Install tabla Ilocr pit cover.

C. ZII TreatmentTable • Remove table IIoot pit cover. • Vacuum dust Irom an areas of lhe tabletop. • Check l1ansverse and Iongitudinallrae float connectioos. Inspeel for cabia

damage, or excess strain an cabia. • Remove column oovers. • Vacuum dus! lrom coIumn 8ssemb/y. • Remove eXCBSS greasa Irom bearlngs and rails. • Inspect bearing rans Ior excessive wear, damage, etc. • Check for excessiva sag in labletop (tabletop rocks back In<! forth or side to

$!de). Schedole bearing alignmenl jl nealssary. • lobricate bearlngs and rails. • Check vertical safety ct\afl for damage. • Check verti cal lill chaln for any damage. • Vacuom dvst Irom lable fI()()( pit.

• Check ALl eleçtlical coonectioos, inctuding ground connections, for lightness. • InslaUtablelloorpitcover.

17

Síemens Medicai Systems, Ire.

OncoIogy Cale Systems

19« 367 SDO:IU

Flev.A 2195

Conventional MEVATRON

5y.tem

18 MAINTENANCE 9-MONTH INSPECTION Inslructions

3.0 Eleetrleal Portlon Setl.lp 1. Bypass any cpen chassis interlock switches roquired for voltage measurements .

.& CAUTIO~ : ELECTR1CAL SHOCK Chassis lnterloek swltehes II l e bypassed.. Use extreme cautlon when worklng around h19h vollage .5sembUes.

2. Tum centro! 100m breaker 01'1.

3. Check operation 01 All emergency off 800 shunl trip push butlons (pfb) .

• Press lho yebow lesei po'b on lhe 5 1 panel. lhe button should iIIuminate.

• Press lhe tigh! slructure doer panel emergency of! p,rb. The SI yollow resel p.rb should go OU\.

• Press lho yellow resel p!b on lhe 5 1 panel. The butlon should IlIuminale. • Press lhe lell. structure doar panel emergency oH pib. The 5 1 yellow lesei p!b

should go oul

• Press lhe yellow resel pJb on tlle 51 panel. lhe bunon should illuminate.

• Press the 100m emergency cM pIb. lhe 51 yeHow lesei pIb should 90 oul. • 1/ a shunt trip Circuil b reaker Is uSad, lesei lhe a teui! bfeaker.

• Press lhe yenow reset p;b on thf:l 5 1 pane!. lhe button shOl.lld ~Iumirlate.

• Press lhe con trol area emergency of! pIb. The 5 1 yellow resel pIb should go 0I.lt.

• II a $hunt ITip clrcuit breaker is usad. resel lhe ci rc:uil breaker.

• Press lhe yallow resel pIb on lhe SI pane!. The bul10n shoulcl iIIuminale. • Aepeal Ihis l est l or ali emergency 011 push buttons.

4. Tum lhe MEVATAON on.

Siernens M&dical Systenu, Inc:.

0ne0I0gy c.re ~telTl$ U 44 361 SOO3.U

R..,. A 2/95

Conv.nUonal MEVATRON Sy,lem

,


4.0 Eleetrlcal Checks

4.1 M Modulalor M$emb/y

1. Connect OVM directly to magnetron filamEm! (- lo calhode). 2. Check lhe magnelron filament voltage in standby Ind cutback.

• Adjustments are made Of\ lhe 5101$18 PeS. Sei values to:

Magnelron Type

M5193 M5349

Standby

8.5 V " V

3. Measufa lhe thyratron mamen! vol ta98.

Culback <V 7V

• 11 lhe thyrattoo lilameo! voltage i5 greater lhan 6.5 V, remove jumper Ictos.s R2 (5 ohm, 20 watt).

• Aechack lIo'laga anel reeord lhe value in lhe checldist.

4.2 57 Lens Coil Power SuppIy

,. Verify power supplY'5 in voltage regulation rnode. 2. Verify power supply cooIing fan Is worIdng propelly. if applicable.

4.3 S7PSl Magnetron F~ament Power Supply 1. Verify powef supply as In vohage l egu1alion moda. 2. Varify power supply cooling fan 1$ worldng prope~y," applicable.

4.4 SI0(Mys I 8{K) Beroding Magnot, Mag FlI, Leos Program Assembly 1. Verify cUlback operation for magnetroo fil ament power 5UPPIy. 2. Verify lens roil power 6Upply tums on when lhe push buttoo on 5 10PC21s depressed.

4.5 513 Electromagnet Power Supply

1. Verify power supply ;$ in current regulation mode. 2. Verify power supply cooIing fan 1$ working property. ~ appllcable.

4.6 56 Bending Magne! Power Sopply

1. Verify power supply is in current regulation mode. 2. Verify power supply cooIing fan 1$ wOfking property, 11 app~bIe.

4 .7 512 Pumpstar.d A$semb\y

1. Check All waler CQnnections for leaks. 2 . Check water now lhrough the deiO!1izer cartridge.

• Momentarily removo lhe white cap Irom the bottom 01 lhe white fine mesh fIIler. 3. Check lhe waler conduc:livity, record values In lhe checklist.

19

Si.mens Medica! Systems, Inc .

Oncology Caro Systoms

19 44 367 SOO3U

Rev. A

Conventlonl l MEVATRON

Sr.tem

20 MAINTENANCE 9-MONTH INSPECTION Instructlons

4.8 K5 SoIenoid Power Supplles

, . Verily lha! ALL power supplles are in curren! regulation moda. 2. Verity operation 01 cooIing fans. if applicable.

<U K4 PFN/ModtJIator Assembly 1. Maasure lhe Ihyratron filamen! voItage

• 1/ above 6.6 V, lhen remove Jumper actoss R2 (5 n. 2() W)

• Record lilamen! voltage in lhe inspection checklist.

4.1 D K9 Klystron Filamen! Power Supply 1. Verify Ihel power supply is in currenl fegUlation moda. 2. Verify operation of cooling lan, il applicable.

4.11 K2 Auxi liary Interlock Chassis Assembly 1. Measure lhe klyslron Ion pump high voItage, end record In lhe checldist.

4.12 1(7 RF Oriver Assemb/y The fol lowing steps requi re a crystal detector and a 5O-ohm toad. Measurements are mede ai lhe front pano! of lhe AF driver with lhe driver In internai t rlggering.

1. Measure RF driver output pulse wictth. Adjust lo 7 ~S 11 nocessary. 2. Measura RF dl'lver OUlpul pulse repetition rale. Adjusllo 7 milliseconds I1 nece5Sary.

4.13 C I Control Console

I . Verily COQ!ing lan operatioo. 2. Check operalion 01 ALL energias and oplional dose rata modes. Adjust applicable

paramotors as requir&d to obIain stablo operalion. 3. Complete a parameter sheel lor ali energies and opUonal dose rate modes. 4 . Watching lhe dose rale meter. press lhe X-ray push bunon. Note needla delJection. 5 . Repea! s!cp 4 for electron modo. If el(cossive needle delleclion in ane or both modos Is

enoounlered. scnodule zerolng otfsets wilh physicisl.

4.14 TraatmentTables A. ZIV Treatment Tablo

• Verify mechanical vertical height &cale lndicator ca~bralion ai isoconter. Schedwlo service i1 adjuslment Is required.

• Check ALL lunclions of ALL hand paddtes. • Verily Ihat when emergeney hand crank is inSlalled, moIorized vertical lift is

disabled. lmmediately repalr i1 necessary. • Verify lund ion oI omergency remoia handconlrol. • Verify operation of graen lable Iock push button.

~ Medicai SystetnS. In::.

0nc0I0gy Cara Systlms 19 44 367 SOO3U Rlv. A 2195

Conventlonal MEVATRON

System

MAINTENANCE 9-MONTH INSPECTlON Instructions

• Verify motion 6!op operation. • Verily lurICtioo of 513, arod lhe upper and Iower Umil safety switches.

• Reinstall anel clean covers.

B. ZXT Treatment l abia

21

• Verity Ihal ALL displays initiaTize aI lhe Initialization pOints, H not, schedule repair. • Verify vertieal height ealibratioo aI isocanter. Schedule adjustmerlt 1I requlred. • Cheek ALL lunclions o! lhe two remota hanclconlrols. • Verily tripping of lhe motion detection Inle~ock circuitry when lhe couch 1$ moved

end moCion is nol enabled. • Check function 01 lhe emergency litoplresel push butlon.

C. ZU Treatment l abia • Verlly vertical mecharlical helght indicator calibration ai isocenter. Schedule

adjustment 11 require<!. • Verify proper 'ul'\Ction 01 an switches and brakes.

5.0 Spare Parts Klt Invenlory 1. Inventory spara pariS kit stock agalrlSt tist lor compleler'leSs, Order any parts no! lound ifl

kil . R9COId parts mis.sin ~ l rom killn lhe lable provided.

6.0 Wrap Up

1. Close and relnslalt an chassis coven. 2. Reinslall arld elean In machine covers. 3. Pragram and run All er.ergles 10 verify lunction before treatmenls resume.

7.0 Ollcrepancy Lo~

I . Log any discrspancies lound. In the lable provided In lhe cheddist.

• Indicale whelher lhe discrepancy ls correcled or nol. • 11 service Is 10 be scheduled, open an Incident number lor lU of lhe di:;crepar.cies (titled .

"discrepancies folK'od during PM1.

8.0 CompletJon

1. Complete lhe Inspeclion complelion celtillcate (lasl page of lhe chcckfi$t). 2. Send lhe certificale to your afea manager.

Siemens Medieal SY$!erTl$. tnc:. 00 ocologj Cara Systeml

19 44 3&7 SQ03U

Rav. A 2195

Convenllonal MEVATRON Sy.1Mn

MAINTENANCE 9·MONTH INSPECTION Checklist

CHECKL1ST

1.0 Complete lhe Mechanlcal Partlon Selup

23

• 1I'lSlalllock-outllag-out óevice and Iock, Initial, date, snd Im in lhe time lhe locI<-out device 15 Installad. 11 mora Ihan one persan will be working co lhe equipment, Ihen eaeh addilional wor1<er shall install lhelr lock.

· Il'1itiar,:~=== • I ni~ a\s: • lnitials:

0"',;=, == Dale: Oale:

Time: Time: Time:

2.0 CleanlnglEleetrlcal ConnectJon Tlghtness Checks

2.1 CleatVínspecl the modulalor assembty Melass tOA O I LnlU"I. I o",. eompl.lood I 2.2 Cleanflnspecl lhe 571ens roi! power supply

!lnItl ... I ~t. comple'-<l I 2.3 ClealVinspect lhe S7PSI magnelron "Iamen! power SlJpply M elas! tOA O I WtloJ, I Dto,. complete<! I 2.4 Clearvinspect lhe 55 steering coil po~er supply K Class tOA O

1'"1tIo1I I Dlt. compleled I 2.5 ClearVinspect lhe SI0[M)lS18(K) bending magnel, mag l il, lons program as.sembly

2.6 Cleanfll1spect lhe S2 rotation drive cootrol

Siemens MedicaJ Sysletn$. Inc.

OncoIogy Care SYSlems

19 U 367 SOO3U

Rev. A 2J'9S

I "'1IlI1. I D • •• c~1ed I

Ilnllttt. I 0.'- compleltd I

ConVlnllonal MEVATRON

Sysl2m

"

24 MAINTENANCE 9-MONTH INSPECTION Checklist

2.7 Cleanlinspect lhe 53 inlerlod< panel assembty

2.8 CieaNlI1spect lhe 522lnterCOl'1nect pane! assambly

2.9 ClearVlflSpecllhe 514 ganlry lotation drive assemb/y

2.10 ClearVinspeCI lhe SI power distribution panel assemb/y

2.11 CleanflflspeQ lhe 527 sleering COil reversaJ assemb/y

2.12 Cleanflnspeet lhe 513 electromagnet pÕwer suppty

2.13 Cleanlinspect lhe 56 bending magna! power supply

2.14 Clearv'inspect lhe 59 card cage essembly

2.15 Clearvinspect lhe S4 auxiliary eontrol panel

2.16 ClearVInspect lhe 58 auxiliaI)' power 5Upply chassis

Siemens Medical Syslems. Inc.

00 .c:oIogy Care SysteR'l$

1944 367 SOO3U

Rlv. A 2/95

lnltl.11 Dote compllted

I "'111". I Oat. compll'td I

llnullll IDaI'C~.~ I

IlnJli<otl I Dal. compllttd I KClass N/A O

l,n IUaI. I 011. compltoled I M Class N/A O Inlllll. 01'0 comp"*'

!lnltlall I 0.11 compll tecl I

Conv.nUon~1 MEVATRON

Syslem


, 2.11 Clearv'"lllSpect lhe 526 steering coil power supply

25

M elas, N/AO

l1n/11a11 ! Date complete<! I 2.18 Cleanlinspeçl lhe 515 mis.cellaneous Inlerlocks and ganlly shaft enc:ooer

2.19 Cleanlil"lSpect lhe K5 $(Ilen~d pcwer supplies

2.20 Cleanlinspect lhe K4 PFNlmodulalor assembly

2.21 Cleanlinspect lhe Kl pc ..... er distributlon

2.22 Clearv'inspect 100 K4.T1 high voItage transformer assemb/y

2.23 Cleanlinspect lhe K9 klystron fil amen! powor eupptr

2.24 Cleanfln$pect lhe K2 audial)' inler\o(:!c; chassis assembly

2.25 Cleanlinspect lhe K7 RF driver assemb/y

2.26 Cleanlil"lSpeel lhe Kl 0 klystron area assemblies

Siemens MedicaI System$, Ine.

Orw:oIogy ~re Syslems

1944 367 SD03U

Rr<'. A 2195

! InIUII. I D.II tompll'-<l I I

KClass N/AO Inlllll. 0.1, compl.l~

K Class N/AO llnlllll. IDat'~~1

K Class N/AO

IInIILll1 I o.tl complllod I KClass N/A O Inlllot. Olt, compl'locI

K Cleu N/AO Ilnlll.11 I 0111 ~Jet..s I K Class N/AO llnlll ... I Dal. coml'i*ttd I K Cless N/AO lniU,t, D,t. complel..!

K Class N/A O

Conv.ntlona! MEVATRON

Systlm

.'


2.27 Clearvínspect lhe K6 solenoid assembly K elass N/AO

Ilnltlatl I Dita complet..t I 2.28 Clearvínspect lhe K8 pulse transformer usemb/y

2.29 Cleanlinspect lhe control console

I lnlCla.. I Oet. complt1ecl I 2.30 Cleanfll1spect lhe Irealmen! labia

111>1111 11 I DoI. co mplt;liOCI I 3.0 Electrlcal PortiOfl Setup

Remove Iock-oulltag-out devlce. Initial, date, em! l il l ln lhe time lha lock-ouI devi<:e 1$ . removed. II more Ihan ofle persan had instal led thair lock, Ihen their IOCk(s) must be removed filsl.

tnitlalSf' === Injlial~

!nitial$: 0""== Oate: Date:

Time removed: T lITIe removed: Time remove<!;

4.0 Electrleat Checks

4,1 Tes! lhe modulalOI assemb/y M Class

• Measure lhe thyratron fi lamen! voItagB. 11 greater Ihan 6.5 V. remove jumper across R2 (5 ohm. 20 watt). Recheck end 1900rd below.

Thyratron lilamenl voItage: V

4.2 Tes! lhe 571el'l$ coil power supply

N/A O

oi

Siernens Medieal Sy$lemS, Inc. o. ocology eare S)lSlems

1944 367 SOO3U

Rev. A 2/95 Conventlonll MEV"TRON

5ystem

"

MAINTENANCE 9-MONTH INSPECTlON Checkli st

4.3 Test lhe S7PSl magnetron filamenl power sopply

27

M Class N/A O

Ilnllllol' 10." ConIJ' leltd I

4.4 Tes! lhe Sl O{M)/SI B{K) bending magne!, mag fil, tens program assembly

4.5 Tes! lhe $ 13 eleclrornagnet power $Upply

4.6 Tes! lhe 56 bendirlg magne! power supply

4.7 Tes! lhe S 12 p~pstand assembly

• Record water conduclivlty values in lhe blanks below:

Systom water: MWcm1 Slored waler:

4.8 Tes! lhe K5 solenold power supplies

4.9 Tes! lhe K4 PFNfmodulalor assembty

• Measura lhe thyratron filamenl voltage. II greater 6.5 V, remove jumper acrou R2 (5 ohm, 20 watl) . Recheçk voItage and reCOfd below.

Thyralron Illameol voItage: __ V

4.10 Tas! lhe K9 klystron filamenl power supply

Siemerl$ Me<lleal Syslems, Inc.

0ncQI0gy Care Syslems

'9 44 367 SOQJU

R ..... A 2/95

I lnltl.oll 10.1' COft'4I)Ieted I M Class N/A O

IlnIu.r. 10.·1 comp!.tlld I

"

Malcm1

!lnllll.1 I Ilat, ~omp"lo<ll

K Clas$ 'nlllal,

N/A O

K Class N/A O

IInIU.!1 I Da'- compltltd I

Convenllonat MEVATRON

5y,lIm

..


4.11 T8S1 the K2 auxiliary inter10ck chassis

• Aecord lhe k1ystrM ion pump high YOIlage below.

K1yslrorl km pump high voltage

4.12 Tasl lhe 10 RF driver assembly

4 .13 T n llhe contrai console

4.14 Tes! lhe trealrrient labia

Slemens Medicai $yslems,lnc.

OncoIogy Cara Sy$lelTl$

l' 44 367 SOO3U

R .... A 2/95

kV

K e lass N/A O

Inltlatl o.t, compllll'd

K Class N/A O

Ilftlll.l. I Da'a comp\eted I

11n1l .. 1oI I 0. .. eompll'MII

IntU.t. Olt. eom tateei

Convlntlonal MEVATAON

Syltem

MAINTENANCE 9-MONTH INSPECTION Chec klis.t

INSPEcnON COMPLETION CERTIFICATE

• l (we) certify ltIe presclibed nine-monlh preventiva mainlenanee inspection IOf maeMine number ______ was performed on lhe dale below.

Testing Perforrned By Date

T esting PenofTlled By Date

Tesling Performed By "''' The prescrlbed nine-rnol1tn preventive maintenanee Inspection 10r machine numbe,::::",,;:_ was pelformed by the abQve engineer(s)on tI1e date noted. Piease sigl1 anel retum lhis 101m 101 OU! records, .nd retain a copy 10r yours. The lwelYe-monlh preventive malnlenance inspeetion for Ih!s machine is duo on _____ _

Area Manager Oale

• I acknowledge recelp! of Ihis certiflcate.

Cuslomer Representativa Ti~e Date

31

Siemens Medicai Syslems. inc::. Oncology Cere Systems

19 . 4 361 SOQJU

Rlv. . 219S

Convlntiomll MEVATRON

Syslem

MAINTENANCE 12·MONTH INSPECTION Contenls '

Contents

Generallnlormation Scope of Documenl Purpose of Inspection Prerequisites Salely Precaulions

Inspectlon Instructions Mechanical Portion Selup CleaninglElectrical Comection Tightness Checks Etectrical Portion Setup Electrical Checks Wrap-up DiscrepallCy Log CompIetion

Checklist

Siemen.s Medicai Systams. Inc.

0nc0I0gy Cale Sys1etnS

1944 383 SQ03U

Rev. A. 2.195

3

Page

5 5 5 5 7

10 10 10 12 13 14 14 14 15

Convlnllonal MEVATRO N

Syalem

6 MAINTENANCE 12-MONTH INSPECTlON General lnformation

Requlred Tes! Equlpment

Basie service 1001 kil Calibratod oscinoscope 50- or 6().foot BNC cable (1) CaJibfated Fluke Cf equivalenl digital multimeler (DMM) Calibraled high vo/tage probe Calibraled water conductivity meter l ock-QUVlag-ou1 ki1 Grease gun Rubber gloves (4) Head lifting lixture 112-I0I'l chain hoist Llfting slraps (mlnimum 500 Ib rating) (2) 114 1n.-20 eyebolts (4) 5116 in.-18 eyebolts (4) 112 In.-13 eyebolls (4) Vacuum cleaner C1eaning soIution (409 gins & surface deaner) 2 rells cf paper towels Unl·free cIoth (6) Cotlon swabs (20) Antistalic mal and wrist slrap Applicable machine schemalics AppIicable adjustmantlcalibration instructions Applicable Teknotes

Requlred PartI SMS-OCS

Item pesçription Part Numbor

Filter, air. 16 x 16 x 1 in. 2893345 Pipa sealanl 7990815 Cartridge, deionizor 56 54 520 Lamp, 12V5QW 7988991 Lamp, 15V 150W 9428517 TubirIQ. la rgai wa ter line 7989262 Filting, feflUle aod nul 2851673 Temperature sensors 7993 728 Sockel, lield lamp 9413949 EP" grease 1953532 Lubricant, LP$-1 A4 00 010 Lubricanl, GE varsill.lbe 9428229 Cheddist, 12-month inspection 1944383

11144 38J SOOJU

º" 3 , , • , '" , , , , , , ,

SiImens Me<feal Syslems, Inc:. ~ Ca,e 5yster'r'l$ AeY. A .. , Convenllonal MEVATRON

System


INSTRUCTIONS

1.0 l.4eehanieal PorUon Selup 1. Position lhe labia for lhe inspection.

• Ralse labia lo ISOC81'1ter and rolate lhe labia column to 90", 2. Prepara lhe mach.,o lor cleanin~nspection.

• Remove lhe prolractor, Ihroat, anel counterweightlbeamshield COVllrs. • Ensure tha! lhe head is programmed lor X-LO.

• Rotate lhe ganlry lo counterclockwise 180G,

• Install lhe ganl'Y antirotational pin. • Close A (imer) jaws ~Ietely. cIose B (outer) jaWS !O 3 em. • Remove protractor assembly.

3. Aemovepowerfromlho MEVATRON. • Tum right-hand CQnlIoI console keyswilch to off.

o TUfO COfltrol room break" olf .

.&. CA1ITION: E1.ECTRICAL HAZARD Ao Isotatlon transformer may be Inst.lled. 1I powar remalo. on after lhe contrai room breaker is oH, Installlock-outllag-out device aI neXl clisconnect Of dlSlrlbutlon panel before lhe tranSformer.

4. Replace back COYer air lilIers (SMS-OCS PIN 28 93 34S qty 4).

2.0 CleaninglElectrlcal Connectlon Tlghtnen Check,

2. t 5 12 Pumpstand Assembfy

1. Vacuum dust Irom pumpstand assembly. 2. Using clearllng solution and paper towals. clearl ali areas 01 lhe pumpstand assembly.

3. Check ALl electrical connections, IrlCluding ground coonectloos, Iof tighlness. 4. Change lhe deionizer cartridge (SMS-OCS P/N 56 54 520). lnilial and date lhe installed

cartridge.

2.2 G4 AFC Preamp Assamb/y

1. Vacuum as.sembly externally to remove exce$$ dust lrom assembly. 2 . Check ALL electrical connection$, incIuding ground connectiOns, for tightness. 3. Verify ali RF oonnections are l ight, Including lhe line slrelcher.

SOemen, Medicai Syslema. Inc.

0n0:0I0sIY c. .. S)'SIems

1t« 383 SOO3U Rf:v. A ""

Convlntlonill MEVATRON

5y.tem


2.3 GS 100 Pump Assembly

1. Remove partidos adhering to magnel. 2. lnspect high voItage COMector fOf any signs of arcing.

2.5 G7/G40'FronlpOinter and Rangelinder Assembly

1. Vacuum dus! Irom assembly. 2. Check ALl electrical conneclionS, Including grolXld conooctions, fOf tightness. 3. Repleco Ironlpoinler end rangefincler lamps (SMs.ocS PIN 79 88 991 qly 3).

2.6 G3 Dose Pre~ljfier

1. Extemally vacwm dusl lrom 8ssembly. 2. Check ALL eleclrical conneclions, lncluding ground oonnections, for tlghlness.

3. Visuany inspect ALL dose chamber leads IOf damall&'exposed wires, etc.

2.7 H Lower Oeflning Head (HPC Jaws)

1. Remove defining head covor, 2. Vacuum dos! 110m jaw 115Semb/y. 3. VisuaRy Inspectell bearings end tracks lor excessiva wear anG'or corro~on. 4. AppIy I lhin coai 01 versl\ube to lhe Jaw $halt assemblles. 5. Placa I drop cIolh on lhe f100r neX1 to lhe heed.

6. Using lilting lixlure,li tt lhe Iower dafining head.

7. Suspend lhe jaw assembly over thc drop cloth. 8. Using LPS-l . elaan main coIlimatof rotation bearing. 9. Once eKcess lubrication has drained. Iower lhe jam onto lhe drop cloth.

2.8 H Lowe' Oefining Head (Standard Jaws)

1. Remove definir1g head cover. 2 . Vacuum dust from jaw assembly. 3. Clean ALL metal fdings from ali areas 01 lhe jaw assernbfy. 4 . Visual1y inspeet ali bearings and tracks for eKceSSive wear and'or corroslon. 5. ApplyathincoatoflPS-l tothejawshaftassembfles.

6. PLace a drop cIolh on lhe noor next to lhe head. 7. Using ~fting fixture. lift Iower dêlinlng head.

8. Suspend lhe jaw 8ssembly over lhe drop clOIh. 9. Using LPS·1, clean maln coIfimatOf retalion bearing.

10. Once excesslublication has drained. Iower the jaws onto lhe drop cloth.

2.9 H1IHDl Prima'Y CoIimating Syslem

1. Vacuum dusllrom ali areas 01 lhe prima'Y coUimalor. 2. Checl<. ALL ele<:\~cal conneçlions, Inçluding grO\Jnd connec:tions, for ~9htneSlS.

11

Siemens Ue;:Iil;al Syste"". Inc:. o. lCOIogy Car. Sys\ems

1944383 5OO3U

Rev. A 2I'9S

Convlntionll MEVATRON

5yslem

"


3. InspecI cabia hamesses for pinched. damaged or exposed wires. • lllhere are any damaged wires repai r temporarily it possible, and schedule ropai r,

or raplacamon\. 4. Inspect aO assembties for BlCcessive corfosion or wear. 5. Remove slde lead plecas. 6. Remove largai sllda lrom drive assemb.Jy. 7. Ctean largai slida bearings and bearing surfaces. e. Visually inspect lha largai 101 pitting andlor corro$ion. 9. ReplIca largel waler line (SMS-OcS P1N 79 89 262, 20 It) and ferl1,lles (SMS-OCS PIN

2851 673qty2). 10. Apply a smal! amoun! of LPS. , to lhe microslide bearings, targe l $lide bearings, elc. Wipe

oH 8ny excess lubr~nt. 11. Reinstal targel sJlde assembly. 12. Aeinsta" side lead pieces. 13. Replaca fiald lamp (SMS-OcS P/N 94 28 517) and socket assembty (SMS·OCS PIN 94

13949). 14. Clean mirror with a 1~I ·flee doth. 15. Aeinslalllower delining head. 16. Reirn;taU clefininliJ head covar.

17. Aeinstall accessory hoIder.

18. Aemove gantry antirotational pino

3.0 EJectrlcal Portlon 5elup

I. Bypass open chassis Inter10ck switches (Ior voItage meaSUfements).

&. CAUTION: ELECTAICAL 5HOCK Cha .. lalnterloek .wltehe. IIrll bypassed . USII elClrem. eaution when worklng around hlgh '1oltage ... embUtI.

2. Tum conllQl room bleaker 00. 3. Check operation 01 ALL emergency of! and shunt trip push buttons (pIb).

• Press lhe yellow resel pIb on the 51 pane!. The bunon should illuminale.

• Press lhe right slJucIure doer panel emergeocy oH~. The S I yellow resel pib should extinguish.

• Press lhe yeHow reset pIb on the SI pane!. The button should iIlumlnate.

• Press lhe leI! structure doer panel emergeocy 011 p.Ib. Th. S I yellow reset p."b should extinguish.

• PrO$$ lho yotlow rOSOI pIb on lha 5 1 pane\. The bullon should illumlnale.

Siemena Vp1ie,t $)'IItem$, Inç.

OncoloiY Care S)'IItems

194.( m SOO3U

Rev. A 2195

ConvlH\\JoNl MEV'" TAON

Sy.~m


• Press lhe treatment 100m omergency oH pJb. The 51 yellow rasei pi1:Ishould extinguish.

• 11 li Shunt l rip cjrcuit breaker is usad, resel the circuit tNeaker. • Pres$ lhe yellow resel plb on lhe SI panel. The button silould illuminate. • Pres$ lhe cootrol area emergency of! pIb. l he 51 yellow resel p;b should

elClinguish. • lIa shunt trip circuit breaker is usad, resel the cifCUil breaker. • Press lhe yellow resel pIb on lhe $1 panel. lhe button should iIIumlnate. • Aepeatlhis tE/st/Cf aU emergeocy olt push buttons.

4. Tum lhe MEVATRON 011.

4.0 Electrlcal CheckIJ

4.1 SI2PumpslandAssembty 1. Check ALl water connectioos lar leaks. 2. Verity lhe water ftow Ihrough the deiooizer cartiridge. 3. Record pump pt'essUf8 on lhe parameter sheet. 4. Check Ihel lhe water temperatura ls aI 1 04' F (40'C) .lIer approximately 15 mir'llJles.

Aecord temperatura after warm-up on parameter 6heet. 5. Check water conductivity. rBCOfd values in lhe blanks in lhe cheddist

4.2 G7/G4Q frontpointer and Aange!indor Assembly

1. Check IrontpOinter end rangelinder calibra~on .

4.3 H4 Accessory HoIder

1. Check lhat accessory codes are verilied eo<l clear elllnterlocl<s.

4.4 H3 1 Primary Co!~matiog System

1. Ouring IItop 2 of this seetion. lubricate gantry bearing using grease gun, lhroughoul lhe four quadrants (180· , 270·. O·, 90· ).

2: Verify operaliOn of ali moda positions in eaeh of thelour quadrants

(IS00, 270", 0", 90°).

3. Yerify propor operation of the temperatura compensation cireuitry with physlcs.

4.5 H Lower Delining Head (HPD OI' Standard Jaws)

1. Yorify opl imum illumination of the IIght fi eld. Adjust it necessary.

2. Check ~ght lield size versus displayed l ield sizes (10 l( l O em).

3. Cheek X·ray·to-light rlllld coincidooce lor. 10)( 10 em field. Record er'lEltgy. MU delivered, date. and Ini~al s on film. Adjus! if necessary.

13

S<emens MedieIol SysII!1TlS. Inc.

0n0:0I0gy Care Syslems

l!a 44 383 SOO3U

R.v . • "" Convenllonal MEVATRON

Sy.lem

"


4.6 KS Solenoid Power Supp!les

1. Verify Ihal ALl power supplies are In curren! regulation mode. 2. Verify operalion 01 eooIing lans. H applicable.

4.7 K9 KIySlron Filament Power Supply

, . Verify Ihal power supply Is in currenl ragulatlon mode. 2. Verify operation 01 cooIing lan, if epplicable.

4.8 K2 Auxiüary Interlock Chassis Assembly

1. Measure end record lhe k1ystron lon pump hlgh voltage in lhe checldist.

5.0 Wrap-up 1. Reinslall ali chassis covars. 2. Ciosa ali chassis 8558mblies, etc.

3. Reinstan machine covers. 4. Clean AlL o)(!emal mactWle COV8fS, 5. Program 800 run ALl energias to veri1y Il,rIctiorI belore traatments resuma.

6.0 Olscrepancy l og 1. Log any discrepaneioslound, in lhe labia provided in th8 ehecIdisl

• tncica le whether lhe dserepancy is cotrected or not. • 1I sarvica Is to be schodulad, opan an Incident number lor ali 01 lhe discrepancies

(~ded "discrepancies found during PM").

7.0 Completlon

1. Complete lhe inspeClion completion cerul icate (Iast pago 01 lhe chacklist) .

2. Sanei lho carulicate to your area managar.

Siemens Medicai Syslem_: Inc. 0rIc0I0gy c..e Systems

111 44 3&3 s003U

Rev. A. "" Convlfltlornol MEVATRON

Sy_tem

.'


CHECKlIST

1.0 Complete lhe Mechanlcal Portlon 5etup.

• Insta,a Iock-ootllag-out device and Iock. Initial, date, anel f~1 in lhe time lhe Iock-Clllt device i5 inSlalled. 11 more Ihan one person will be working 00 lhe equlpment, Ihen each eódilional worker shlll install lheir Iock,

IniIlaIS:==== In l~ als:

Irlitials: Dale:==== Date: Oale:

Tim,,= Time: Time:

2.0 CleanlnglEleclrlcal Connecllon TIghlnell Check.

2.1 Cleanr."spect lhe S12 pumpstand essembly

2.2 ClearVinspect lhe G4 AFC preamp assembly

2.3 Clearv'inspecllhe G5 ion pump assembly

IlnII'-lI

! Inill.',

I 1n1tlJl1,

2.4 Clearvinspecl lhe G7/G40 IronlpOinter anel rangefinder assembly

15 '

loncomp-I

IDa~~~~1

I 0.11 compl-'td t

Ilnltlal. I Da'e c ......... 1ed I Cleanlinspect lhe G3 dose preamplifier 8ssemb/y

2.' ClearVinsped lhe H Iower defiring head (HPC jaws)

Siemens MelfICaI Syslems. Ine.

0ne0I0gy Call Syslems

1944363 SOO3U

R,v. A 2195

N/A O

Convlnllonel MEVATRON

$plltm


' .7 ClearJinspe<:t lhe H Iower defininç head (star.dard jaws) N/A O

111'1"11111 I De" COftlple'~ I 2.8 ClearJinspeet lhe Hl primary collimating s~stem

3.0 Electrlcl' Partion Selup • Remove Iock-QUt/\ag-out devlce. lnitial, date. anel fiR in lhe tima thelock-out devlce Is

remov&d. 11 more than 008 person had lnsta lled !heir Iock, then Iheir Iock(s) musl be re moved lirsl.

I nitiaJS:~. === Iflitials: 11'I111a1s: 0"':.= == Data:

Date:

TIme removed: TIme removed: rwne removed:

4.0 Electrlcal Checks

4.1 l éSl lhe S I2 pumpsland assembty • Record water conduc:tivity values in lhe blanks below:

System water: MílIcm' $tored water:

•. , Tesl lhe G7/G40 fronlpoinler anel rangefinder l$$Ombly

' .3 Tes! lhe H4 Iccessory helder essembly

••• Tesl lhe H31 primary collimating system

Siem&ns Medicai Systems, lne.

0nc0I0gy Care $ys!ems

19« 3&3 S./103U

RIJV. A 21'95

MílIcm3

11'1111,1, DI'I compll led

l,n lUa" I 0..1 compI!'''' I

IlnltlaI. I Dal, comple'''' I

Itlllll'e Olt. com letecl

Connnllonal MEVATRON Sy. t.m


4.5 Check lhe H Iower4efii'Wlg head (HPO or standard Jaws)

4.6 Tesl lhe K5 soIenoid power $upplies

4.7 Tesl lhe K9 klystron l ilam(lrll power supply

4.' Tes! lhe K2 allXÍliary inle~ock chassis assembly

• Record lhe kly$lron ion pump high voItage ... aloo below:

Klysllon ion p..-np high voItage: kV

,., Perform lhe Inspecllon WTap-IJp .

Siemeos l.4edical Syslema, Inc.

Oncology Cal' Sysle_

17

K elaS$ N/A D 1,,111.1. Oat, complel*l

K Class N/A O

IlnItlel. I D.ta C~t.d I K Class N/A D

IlnillMa I 0.. comp"tlOd !

Conv.nl lon'l MEVATRON s .. _

.'

siemens-preventivas-simples

Documents