Schedule Pump Repair

No Item WorksMonth October November December January, 2011Weeks 39 40 41 42 43 44 45 46 47 48 49 50 51 52 1

I. CHEVRON MAKASSAR (Pump 6x13DAH 5stg, S/N. 02ID0010)

II. MCTN (Pump 8x10x13 MSND 5stg, S/N. 98-W-D-0017)1. CASING REPAIR

1.1 Repair on erosion area by welding at stuffing box area1.2 Run Out of Casing using CMM portable FARO1.3 Machining of casing if the result of run out out of tolerance1.4 NDT before/after repair1.5 Hydrotest 1.6 Repair Hole Upper Casing2. IMPELLER REPAIR

2.1 Rebabbitng of Sleeve Bearing to vendor -2ea2.2 Repair by welding stellite 6 on the impeller eye of the impeller 1st Stg -two a2.3 Repair by welding Stellite 6 on the impeller eye and impeller hub of the impeller2.4 Repair by welding stellite 6 on the impeller eye and impeller hub of the impeller2.5 Repair by welding 6 on the impeller eye of the impeller 3rd Stg2.6 Repair by welding stellite 6 on the impeller eye of the impeller 5th Stg2.7 Repair by welding stellite 1 on The ID of Stage Piece3. PROCUREMENT IMPELLER stage 4th4. MECHANICAL SEAL REPAIR DE/NDE5. NEW SPARE PARTS, SUPPLY6. WITNESS CUSTOMER7. RE-ASSEMBLY PROCESS

7.1 QC Check7.2 Individual Balancing of Impellers 7.3 Assemble Rotor 7.4 Run Out check before Trimming7.5 Rotor trimming & Burnishing at Glitching area7.6 Rotor Run Out after trimming ( Mechanical Run Out & Electrical Run Out )7.7 Dynamic balancing of Rotor Assembly7.8 Assemble Casing Studs & Install the Casing Gasket 7.9 Install the rotor onto lowerhalf casing , Upper Casing and Torquing

Operational performent Pump still below standard

7.10 Rotor Float Check and Mark the Center by Masking Tape and Lift Drop Check7.11 Install Lower Half Bearing Housing to Casing7.12 Install lower half Sleeve Bearing, Dummy Thrust Collar 7.13 Centering of Rotor and Concentricity Check7.14 Reaming Bearing Housing Pin Hole7.15 Set Rotor Endpay7.16 Install Mechanical Seal, Bearing Housings, Sleeve Bearings, Thrust Collar, K7.17 Mechanical Seal leak test7.18 Painting7.19 Boxing

8. SHIPPING9. FIELD ACCEPTENCE TEST (WITNESSED)

III. CGS (CIS-006, Pump 4X6X10M DVMXD, S/N. 92DO0697)1. ADDITIONAL SCOPE

1.1 Welding Casing Repair on Pitting Area1.2 Hand Profiling of casing1.3 Alignment and Flatness Check1.4 Machining of casing if required1.5 NDT Check1.6 Hydrotest Casing 1.5 Discharge Pressure2. RE-ASSEMBLY

2.1 Install New Casing Gasket 2.2 Install Rotor and Upper Half Casing2.3 Torquing of Casing Cap nuts2.4 Rotor Float Check2.5 Install Lower Half Bearing Housing, Lower Half Sleeve Bearing2.6 Centering of Rotor2.7 Concentricity Check2.8 Rotor Endplay setting2.9 Install Mechanical Seal, Bearings

2.10 Seal Leak Test2.11 Painting2.12 Boxing

3. SHIPPING4. FIELD ACCEPTANCE TEST (FAT)

IV. CGS (CIS - 005, Pump 4X6X10M DVMXD, S/N. …………………….)1. INSPECTION2. REPAIR

2.1 Casing2.2 Bearing Housing2.3 DE, NDE Sleeve Bearing2.4 DE, NDE Mechanical Seal2.5 PART REPLACEMENT/SUPPLY3. WITNESS CUSTOMER4. ASSEMBLING5. SHIPPING6. FIELD ACCEPTANCE TEST (FAT)

: Schedule: Actual: In Progress

January, 2011Remarks

2 3 4 5

FinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinish

FinishFinish

Operational performent Pump still below standard

FinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinishFinish

Compatibility Report for Schedule Repair Oct.xlsRun on 10/14/2010 20:05

Minor loss of fidelity # of occurrences

1

2

The following features in this workbook are not supported by earlier versions of Excel. These features may be lost or degraded when you save this workbook in an earlier file format.

This workbook contains worksheets that have even page or first page headers and footers. These page headers and footers cannot be displayed in earlier versions of Excel.

Some cells or styles in this workbook contain formatting that is not supported by the selected file format. These formats will be converted to the closest format available.

Schedule Pump RepairCostumer Name : Chevron Geothermal Salak LtdPump Model : 4 x 6 x 10M DVMXDPump Serial Number : 92 -DO -0695Pump Item Number : CIS - P - 04

No Item WorksMonthWeeks

I. CHEVRON MAKASSAR (Pump 6x13DAH 5stg, S/N. 02ID0010)II. MCTN (Pump 8x10x13 MSND 5stg, S/N. 98-W-D-0017)

1. CASING REPAIR1.1 Repair on erosion area by welding at stuffing box area1.2 Run Out of Casing using CMM portable FARO1.3 Machining of casing if the result of run out out of tolerance1.4 NDT before/after repair1.5 Hydrotest 1.6 Repair Hole Upper Casing2. IMPELLER REPAIR

2.1 Rebabbitng of Sleeve Bearing to vendor -2ea2.2 Repair by welding stellite 6 on the impeller eye of the impeller 1st Stg -two a2.3 Repair by welding Stellite 6 on the impeller eye and impeller hub of the impeller2.4 Repair by welding stellite 6 on the impeller eye and impeller hub of the impeller2.5 Repair by welding 6 on the impeller eye of the impeller 3rd Stg2.6 Repair by welding stellite 6 on the impeller eye of the impeller 5th Stg2.7 Repair by welding stellite 1 on The ID of Stage Piece3. PROCUREMENT IMPELLER stage 4th4. MECHANICAL SEAL REPAIR DE/NDE5. NEW SPARE PARTS, SUPPLY6. WITNESS CUSTOMER7. RE-ASSEMBLY PROCESS

7.1 QC Check7.2 Individual Balancing of Impellers 7.3 Assemble Rotor 7.4 Run Out check before Trimming7.5 Rotor trimming & Burnishing at Glitching area7.6 Rotor Run Out after trimming ( Mechanical Run Out & Electrical Run Out )7.7 Dynamic balancing of Rotor Assembly7.8 Assemble Casing Studs & Install the Casing Gasket 7.9 Install the rotor onto lowerhalf casing , Upper Casing and Torquing

7.10 Rotor Float Check and Mark the Center by Masking Tape and Lift Drop Check7.11 Install Lower Half Bearing Housing to Casing7.12 Install lower half Sleeve Bearing, Dummy Thrust Collar 7.13 Centering of Rotor and Concentricity Check

7.14 Reaming Bearing Housing Pin Hole7.15 Set Rotor Endpay7.16 Install Mechanical Seal, Bearing Housings, Sleeve Bearings, Thrust Collar, K7.17 Mechanical Seal leak test7.18 Painting7.19 Boxing

8. SHIPPING9. FIELD ACCEPTENCE TEST (WITNESSED)III. CGS (CIS-006, Pump 4X6X10M DVMXD, S/N. 92DO0697)1. ADDITIONAL SCOPE

1.1 Welding Casing Repair on Pitting Area1.2 Hand Profiling of casing1.3 Alignment and Flatness Check1.4 Machining of casing if required1.5 NDT Check1.6 Hydrotest Casing 1.5 Discharge Pressure2. RE-ASSEMBLY

2.1 Install New Casing Gasket2.2 Install Rotor and Upper Half Casing2.3 Torquing of Casing Cap nuts2.4 Rotor Float Check2.5 Install Lower Half Bearing Housing, Lower Half Sleeve Bearing2.6 Centering of Rotor2.7 Concentricity Check2.8 Rotor Endplay setting2.9 Install Mechanical Seal, Bearings

2.10 Seal Leak Test2.11 Painting2.12 Boxing

3. SHIPPING4. FIELD ACCEPTANCE TEST (FAT)IV. CGS (CIS - 005, Pump 4X6X10M DVMXD, S/N. …………………….)1. INSPECTION2. REPAIR

2.1 Casing2.2 Bearing Housing2.3 DE, NDE Sleeve Bearing2.4 DE, NDE Mechanical Seal2.5 PART REPLACEMENT/SUPPLY3. WITNESS CUSTOMER4. ASSEMBLING5. SHIPPING6. FIELD ACCEPTANCE TEST (FAT)

April Mei Juni Juli ' 2012Remarks

14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

: Schedule

: Actual: In Progress

Schedule Pump RepairCostumer Name : Chevron Geothermal Salak LtdPump Model : 4 x 6 x 10M DVMXDPump Serial Number : 92 -DO -0695Pump Item Number : CIS - P - 04

No Item WorksMonth April Mei Juni Juli ' 2012

RemarksWeeks 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

I. CGS (CIS - P - 04, Pump 4X6X10M DVMXD, S/N. 92 -DO -0695)1. DISMANTLE, CLEANING & INSPECTION

1.1 Receiving of Pump at Indonesia QRC Workshop + Prepare JSA1.2 Un-boxing & Inventory check for missing part1.3 Endply check and rotate rotor by hand1.4 Remove coupling, bearing, bearing housing and mechanical seal1.5 Rotor float check1.6 Remove casing cap nuts by hidraulic torque wrench1.7 Remove upper half casing and rotor1.8 Rotor run out check1.9 Dismantle rotor

3.10 Clean critical parts by solven & sandblasting of impellers1.11 Shaft run out1.12 Sandblasting of casing 1.13 NDT check1.14 Dimensional check of re-used parts1.15 Prepare as found report

2 REPAIR2.1 Upper and lower casing. Repair by welding on erosion area

2.2

2.3

2.4 Shaft2.5 Repair at area which have erosion by HVOF ( Tungsten Carbide )2.6 Repair at area bearing by Hardchrome3 ASSEMBLY

3.1 QC Check for new parts 3.2 Fabrication of dummy shaft for impeller individual balancing 3.3 Individual balancing of 3 ea impeller 3.4 Assemble rotor3.5 Rotor Run Out Check3.6 Rotor trimming to removehight spot3.7 Burnishing of glitch area3.8 Rotor Mechanical Run Out after trimming3.9 Electrical run out at glitch area

3.10 Dynamic balancing of rotor assembly3.11 Install new casing gasket3.12 Install rotor and upper half casing 3.13 Fasten casing cap nuts

Impeller wearing, balance sleeve, 1st and 2nd stage sleeve and center sleeve rebuilt all of area OD to required clearance with HVOF ( Tungsten Carbide )

Casing wearing ring, balance bush and center bush machining area bores ( Skim cut ID ), to remove ovality and bearing to standart size

3.14 Rotor float check 3.15 Install lower half bearing housing, lower half sleeve bearing.3.16 Centering of rotor 3.17 Concentricity Check3.18 Reaming of bearing housing pin holes3.19 rotor endplay setting3.20 Install mechanical seal, bearings3.21 Seal leak test3.22 Painting3.23 Boxing

4. Shipping5. FIELD ACCEPTANCE TEST (FAT)

: Schedule: Actual: In Progress