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OPERATING DATA REPORT. .

DOCKET NO 50-321DATE 8-8-79

CONIPLETED By P. B. AlignTELEPl!ONE 9 I d'N - U 8I

OPERATING STATUS

Hatch - 1 Notes1. Unit Nime:2. Reporting Period: Julv 19793. Licensed Thermal Power (\lht): 2436

4. Nameplate Rating (Gross $1We): 809.35. Design Electrical Rating (Net .\lwel: 786.36. .\taximum Dependable Capacity (Gross 5tWe): 764.37. 51aximum Dependable Capacity (Net 5the): 731.38. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report. Give Reasons:

_ _ _ .

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9. Power Lesel To Which Restricted. If Any (Net SIWep:10. Reasons For Restrictions. If Any:

This Stonth Yr..to.Da t e Cumulatise

11. Hours In Reporting Period 744 5087 4279312. Number Of Hours Reactor Was Critical 0 2449.9 30897.113. Reactor Resene Shutdown Hours 0 0 0

14. Hours Generatur On-Line 0 2414 ~.1 28414.815. Unit Reserve Shutdown Hours 0 0 016. Gross Therma! Energy Generated (SlWil) 0 5492776 5508856117 Gross Electrical Energy Generated INthH) 0

, _.1798940 17849271

18. Net Electrical Energy Generated (5thH) 4313 1707287 1697918019. Unit Senice Factor 0 47.5 68.320. Unit Asailability Factor 0 47.5 68.321. Unit Capacity Factor (U>ing NIDC Net) 0 45.9 55.822. Unit Capacity Factor (Using DER Net) 0 42.7 51.923. Unit Forced Outage Rate 0 9.5 17.424. Shutdowns Scheduled Owr Nest 6 \1onths tty pe. Date. and Duration of Eachi:

25. If Shut Down \t End Of Report Period. Estimated Date of Startup: b-I 5 7926. Umis in Test Status t Pnor to Commercial Operation): I oree:ht Ac.. sed

INITI \ L CRITIC ALITYINITl \L ELICTRICITYt'O\l\lERCI \ L OPER \ TION

w.x c,C 4 G . . .' ," .

7908150 5/7,,,

AVERAGE D AILY UNIT POWER LEVEL

DOCKET NO. -.50-321-

g3 7 Hatch - 1

D \TE 8-8-79

CO\tPLETED BY P. B. Allen

TELEPHONE 912-367-7781

510 NTH July 1979

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL(MWe Net) 151We Net)

1 -5 i- -6

2 -6 is -63 -6 io -5a -6 :n -65 -5

_ :i -6

6 -5 :: -67 -6 23 -68 -6 24 -59 -6 25 -5

10 -6 26 -511 -6 ;7 -6

i: -C - -6__ ;3

13 -6 -729

14 -6 30 -6

15 -6 3i -516 -6

INSTRUCI!ONS

0.1 !!ns i, :ut. .at :he avera.;e .iaiis on: power L d - : \1N-Net :or casa Jay m '!.e reporna; month. Compute tuthe r."arest w hme me pwar t.

.

p g .'' ~ ;

- a g , y ,- -,U { Or , n )*

.. . . " '

s

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DOcEEI No. 50-321UNITS!!UIDOWNS AND POWLR REDUCTIONS

UNI T N r.:E ilatch - 1

DVI F 8-8-79COMP!.E r tD ay P. B. Allen

REPORT MON ils July 1979 Til El'l!GNE 912-367-7781

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1E% u, 5E .-. c.

: c F ,ea Licensee E ,, N Cause & Cor reuive_.o9'' ' E 58 5 2s5 Es ca;t E4 [$U

.

^"'""'i'

5E c2 Ji i g Report u 4d E Pievent Recurrence"6'- 6

a- . . ,

79-10 790422 S 744 C 1 fUA ZZ FUELXX Snutdown to facilitate refueling

TC3C.,. Ogp'*W

Q("7+4Mw .JDIt,a J .

sc37.r .

I - 3 4i

F: Formed geason. " Exliibit G - InstructionsS: Sil'eduled A-rigni.>inent [ailure (Explain)

f"""3; for Picp.iration of I)3ra

(aa . li.Mair:f cnance of Te3t -? 1an ual Sc'''"- Entry Sheets for I.itensees| Event Repogi(LLg3 rg;c (guggg,

[), g',""[g' S''}'"-( .ge r,, "

g7 DR' >ry Restriction , O ltal )Bj E 0, i Ti.sinuiu & License Enniination;q F Au . .ii.n n e 5*,

g G Uptsational I s tor (Esplain) Esinbit t . Saine SourceI

4,1/77) !! Other (Expl in)

NARRATIVE REPORTU: LIT I

July 1970 Cold Shutdown for Refueling

Following the comotlation of Health Physics Dosimetry Records for the

orevious month, it 'ca s found that seven emoloyees received dosesexceeding 10" of our annual allowable 1.imit s . The exposuaes werereceived as a -esult of cladding removal in the reactor vesset andwere recorded as follows:

EmploVee m"

1 1945

? 1h28

2 logo

4 1359

C 1268

6 1310

7 1263

. v . , - - r-.

^ r e } *)( g' ' (

'7 N

HATCH 1 SAFETY - RELATED MAINTENANCE REQUESTSTO BE REPORTED FOR JULY 107Q

NUMBER DATE COMPLETED DESCRIPTION73-1261 6-23 70 Sealed fou r 4" conduits

*

under control room comouterconsole with silicone foam

70-125'4 7-12-70 Cleaned off otpe welds onCont. Atmos. Cool.in g System- with class 2 Pioing weldswtre brush on air endgrinder

73-3137 6-29-7Q Patched breached fire

barrier in RPS verticalcableway with Semco patchtci t , lot ? 05o11 on 130'el. vert. cableway and on

147' el. cable scread oververt. cableway

73-2712 6-28-70 Sealed the two penetrationsin each unit 1 D/G S'4 GR.room west wall withsilicone foam both in andaround the cable ducts

70-3656 7-22 70 Rebuilt and installed 1B

Fuel Pool Cooling PumpOutboard on G31-C001'8

79-1782 7-?? 79 Removed old cylinders and

installed 4 new a ir

cylinde-s on Fil-E008

79-3769 7-22-70 Installed terminal strips

in junction boxes adjacentto subjec t switches,terminated switch-associated cables atterminal strips, and theninstalled necessary lengthof cable from terminalstrip to switch (per DCR78-170, Rev. 11

70 043 7-20-70 Reclaced valves and pioingas cer DCR ~7 26

70-12:: 7-12 70 Cleanad off weld on CoreSo av systen-Class ? oipi newelds with wire b r'235 onair end grinder

4

s . 9;' 'u;Q,. :J.

- = wee w

.

70-1251 7-12 70 Cleaned off weld >n RHRsystem-Class 2 cipt.g weldswith wire brush on air endgrinder

79-2742 7-17-70 9HR Mt. Exc. CrosstieRelie f valv e had blanks onboth side s; laoped seatsand set pressu e at 83 psig

70-2423 7-12-70 Disassembled RHR returncheck 'rilv e , cleaned seats,

"otated arm 1800 to oickseat uo highea for betterseat

7Q-2155 7-13 70 Installed circuit baeakersand voltage devices on RPSMG set breaker canels A, B,C, and D as per DCR 79 410;comole ted internal wiring

and installed panels inboxes

70-2920 7-13 7L Rebutit Scran Ptiot Valvespea HND-1 6107 on all HC7

79-3411 7-10 70 MR voided; see MR l 70 1000

70 1631 7-13 70 Disconnected cable R25-S001at 331-?002A as per DCR77-271, Rev. 1

70-3055 7-22 70 Modified support as per DCR79-100

79 624 7-31 70 Rebutit spare RWCU pumousing manual Slv955

78 4073 7-27-70 Removed valve andtransferred to hotmachine.Grounded spotweld offBonnet / body and lapped seatreassembiv valve; rescotweld bonnet / body andreinstalled valve

79 1051 7-23-70 Cleaned ecocett andractaced bonnett easket onRNCU dumo valve to condenser

70-1300 ' 2:-70 Installed and removed-

steamline plues as neededdurinz re fueling outage

,,.,-r.,,

( $ S.h $

, - ,

70-1414 7-25 70 Installed Devea SecaastorPool plurs after movingseparator and Drver from,

pool

70-1417 7-27 79 Reinstalled R.P.V HeadInsolation Iaw. H'IP-1 6715

70-1420 7-27-70 Cleaned flanges, replacedgaskets and installed Headoicing as per H'IP-1-6710

70-1423 7-25-70 Cleaned RPV head flangeswith stainless brushes andlent free rags; installednew Read o' rings; installedRPV head and tensioned studs

70-1424 7-2R-79 Removed Dryer and Separatorprio" to re fueling;

reinstalled Dryer andSeparator as per HNP-1-6730

79 0,829 7-25-70 Removed fuel supoort fromlocati on 90-10 and found itwas cocked with thealignment ein holding it uoas evidenced by marks on0.P.; removed burr betweeaalignment ears and cleanedJ.D.

70-3815 7-23-70 Vacuumed the Jet pumosuopert plate as indicatedby T. V. inspectionperformed on 5-30-70

73-2607 6-20-70 Disassembled 1C PS'i pumodis ch check valve, weldedstem, machined to properclearance and reinstalled

70-1730 7-3-70 Fabricated shaft for pulleywith zerk fittings andinstalled same as cer DCR79-143, Rev. 0

70 1213 A-?8-70 Tested safety relief valveas cea h!!P-1 1258'4; setpreccu"e to 200 osig

79-2061 A-20 'o Reinstalled minimum flowvalve and torqued nu t.1 to

4'A ft. lbs.

tb t S'? O'

.

70-2556 7-11 70 Removed relief valve on tcoof diesel air comoressorR40-1C1, disassembled andcleaned paats. 731veworked procerly when testedso valve was reinstalled

70-1595 7-13 70 Found bad alarm card inannunciator alarm whichtripoed when any 4.C. spikeoccurred in Radwaste room;also replaced floor drainsample tank hi alarm,giving same problem

70-3320 7-6 79 3emoved clame f"o"1restraint 2?P2-R100 andreinstalled on lE21-CSR-78

?q-??co -14-70 Recoved control rod blade'

90-10 and aeolaced with anew blade stored in theUnit 1 fuel cool

7a_;A67 s7-8-79 Replaced blown fuse whichfeeds voltage to the pilotvalve solenoid

79-3642 7-10 79 Installed and removedjumpers as cer MR jumoersheet # l 70 '40

70-?3C7 7 3-74 Disconnected wiring on RCICcond. Cendensate motor;

found suitable for Unit 1

70-1055 6-30-70 Lapped new seat aftercutting in HPCI turbineexhaust to Torus Checkvalve; replaced disk aftermachining disk down perDCR-200

79-??34 6-?"-79 Honed seat ring and flapperseat, cleaned cut inside ofvalve, reoacked flacoerhing pin; aeolaced hing pingasket and raassembled valve

'0_?l:3 7-2 ~1 Mounted "acks and panels~'l-?00'A-D in RPS MG SetRoom cea drawing H-171?1 R??S and DCR 79 310

b j t.) b,4) q,- ,p.,-v

_

77 1100 7 1. 79 Laoped s.at eine to a 600bevel and remachined c1.u g

to a 50 1/20 bevel;

lacced clug to seat einewit.1 600 gait lapoingcompound. Cap was welde'iDack on.

70-2164 6-?0-70 Removed disc and found thatit was hanging off cente"of seat. Made a newbushing with a .030 off setand installed them,replaced hinge eins and allthree pressure seals

igSCGO

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