ML17324A932
| ML17324A932 | |
| Person / Time | |
|---|---|
| Site: | Cook  |
| Issue date: | 05/29/1986 |
| From: | Mccarthy P INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG |
| To: | |
| Shared Package | |
| ML17324A931 | List: |
| References | |
| 1MHP2140.082.00, NUDOCS 8606130109 | |
| Download: ML17324A932 (22) | |
Text
INDIANA &CREEPAII MICHIGAN ELECTRIC Y MAlNTENANCEDt=PARTMENT CONTROLLED DOCUMENT PROCEDURE COVER SHEET 'OPY NO.
Procafure No.**1MHP2140. 082. 003 Revtaioa No. 0 MAINTENANCE PROCEDURE FOR REPOWERING PRESSURIZER BACKUP HEATERS SCOPE OF REVlSION SIGNATURES PEV! SION NUMBER ORIGINAL PREPARED BY DEPARTMENT HEAD APPROVAL INTERFACING DEPARTMENT HEAD CONCURRENCE QUALITY ASSURANCE SUPERVISOR APPROVAL PLANT NUCLEAR SAFETY COMMITTEE 8606130109 860606 PDR ADOCK 05000315, F
PLANT MANAGER APPROVAL PDR'PPROVAL DATE EFFECTIVE DATE
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- 1MHP2140,082.003 LIST CP EFFECZIVE PAGES PMZ NUMBER REVISION NUMBER/EFHKTXVE CHANGES 1 of 7 Revision 0 2 of 7 Revision 0 3 of 7 Revision 0 4 of 7 Revision 0 5 of 7 Revision 0 6 of 7 Revision 0 7 of 7 Revision 0 Attachment No. 1 Page 1 of 1 Revision 0 Attachrent No. 2 Page 1 of 1 Revision 0 Attachment No. 3 Page 1 of 1 Revision 0 Attachrent No. 4 Page 1 of 1 Revision 0 Page 1 of 1 Revision 0
1.0 TITLE
tkuntenance Procedure for Repcwering pressurizer Backup Heaters
- 2. 0 OB3ZCTIVE:
2.1 This procedure provides instructions for the installation of a temporary pmrer feed to an inoperative Unit 1 pressurizer heater backup group from a Unit 2 pm'ource. It is intended for use when the paver and/or control cables for the backup heater groups have been fire damaged resulting in a loss of operability of the pressurizer backup heater groups.
- 3. 0 R1M268CES:
3.1 Ecpu.prent Control-Clearance Permit System, PMI-2110.
3.2 Plant Safety Manual, General Safety G.9.
3.3 Maintenance Procedure 12MHP5021.082.006.
3.4 Maintenance Procedure *"MHPS022.082.002.
3.5 10CFR50, Ap1~dix R, Section III, L.5.
3.6 Control of Special Tools and Meaning and Test Equipnent, MHI-5060.
3.7 Donald C. Cook Technical Specification 3.4.4.
4, 0 PRECAUTIONS 4.1 Calibrated tools or measuring and test equipment shall not be used in a manner that wcaQd invalidate its calibration.
- 5. 0 LIMITATIONS 5.1 Subsections and steps within Section 7.0 shall he accosplished in the sequence shcwn, unless specified otherwise in the hcdy of the procedure.
5.2 The Maintenance Supervisor assigned the work is responsible for ensuring that the controlled copy of this procedure is the latest revision and includes all applicable approved change sheets.
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- 1MHP2140.082.003 5.3 'Ihe Maintenance Supervisor assigned the work is responsible for ensuring that the controlled copy of this procedure is maintained at the work site, if not in a radiological controlled area, and that required data is entered in the contxolled copy. If the work to be performed is in a radiological controlled area, the controlled copy shall be maintained in the Supervisor's office and a controlled working copy shall be available at the job site.
NOZE: Nhen a contxolled working copy is being used at the work site, data should be entered as best as practical.
5.4 The Maintenance Supervisor assigned the work is responsible for initialing all steps which are performed out of sequence. All steps which will not be performed based on the scope of work, will be indicated by "N/A" in the appropriate sign off blank, and initialed by the Supervisor with a brief explanation of why the step was not performed.
5.5 Attachments No. 3 or 4 must be ocapleted for Lifted Leads or Electrical Jumpers, per PMI-2140. Multiple copies of these attachments may be used.
5.6 Steps in the procedure which require a verification by the Maint.
Supv. may be performed by a qualified individual designated by the Supervisor; Provided that individual is independent of the work being performed.
5.7 It is assumed that the equipnent required by this procedure is available. Additionally, use of equipment required fran the composite {unaffected) unit should not a@pair safe continued operation or shutdown of that unit.
- 6. 0 INITIALQONDITIGNS 6.1 Maint. Mech. Enter backup heater bundle {s) to be repowered.
6.2 Maint. Supv./ Enter Job Order Numb'.
Production Contxol J.O.
6.3 Maint. Mech. Necessary tools and equipment which require periodic calibration must be checked to ensure that they have been calibrated within the specified time interval.
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- 1MHP2140.082.003 6.4 Maint. Supv. Verify that all parts which are known to be required are available prior to starting the work. Refer to Attachment No. 1 for listing of required material.
6.5 Maint. Mech. Obtain Shift Supervisor approval to start the work.
S.S. Date Verified By Date 7.0 DEZAILS 7~1 DE>TERMINATING EACH A1VZCZED POWER CABLE 7.1. 1 Maint. Mech. Verify the breaker for the Unit 1 heater group has been racked out, tagged, and the heaters are de-energized. See Attadment No. 2 for appropriate MCC's and breakers.
7.1. 2 Maint. Mech. Verify grounds are installed on the power cable. Disconnect the cable at the cont-~rent penetration. (See Attachment No. 2 for penetration and cable numbers.)
Apply Temporary Modification I.D. Tags.
Enter data and sign-off on Attachnent No. 3.
7.1.3 Maint. Supv. Verify the cable has been properly disconnected at the containment penetration.
Sign-off on Attachment No. 3.
7.1.4 Maint. Mech. Megger the heater bundles per applicable sections of *"MHP5022.082.002. If a heater bundle fails the megger, contact the S.S. and determine which heater bundle will be used.
Megger Serial No. Calib. Date Due Date Page 3 of 7 Revision 0
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- 1MHP2140.082.003 7.2 TlXPORARY PQ'ZR CABUI NOZE: Teary power for the backup heaters is obtained fran MCC 1-PHC-4, which is located in the U-1 reactor cable tunnel. Power is fed to the MCC fran breaker 21-PHC-4. Three (3) three (3) ~nductor cables are ternLnated at MCC 1-PHC-4, and are to be used for the temporary power supply.
7.2.1 Maint. Mech. Verify the breaker (21PHC4) for the temporary power supply has been racked out, tagged, and the NX is de-energized.
7.2.2 Maint. Mech. Verify grounds are installed on the emergency power feed fran the breaker.
Route the temporary power cable(s) from MCC 1-PHC-4 to the appropriate contain@ant penetration.
7.2.3 Maint. Mech. Terminate the temporary power cable(s) at the penetration using appropriate sections of Maintenance Procedure 12MHP5021. 082. 006.
Apply Temporary Modification I.D. Tags.
7.2.4 Maint. Supv. Verify the temporary ~
Enter data and sign-off on Attachment No. 4.
cables are properly terminated and grounds have been removed. Signmff on Attachment No. 4.
7.2.5 Maint. Mech. Notify the Control Roan/Shift Supervisor that the temporary power supply to the backup heaters is installed.
Performed By Date S.S. Date 8.0 RESTORATION
- 8. 1 TEMPORARY POWER SUPPLY 8.1.1 Maint. Mech. Verify breaker 21-PHC-4 has been racked out and tagged, and the backup heaters are d~ergized o Page 4 of 7 Revision 0
- 1MHP2140. 082. 003 8.1. 2 Maint. Mech. Verify grounds are installed on the temporary breaker. Determinate the cable at the containment penetration and return the cable to its storage location near MCC 1-PHC-4.
Remove Taqmrary Modification I.D. Tags.
Sign-off Attachment No. 4.
8.1. 3 Maint. Supv. Verify tanporary cables have been de-terminated and returned to the storage rack and I.D. tags are removed. Si~ff on Attachment No. 4.
- 8. 2 PKRANEVZ HER SUPPLY 8.2.1 Maint. Mech. Verify the appropriate breaker(s) is/are racked out and tagged and the heaters are de-energized +
8.2. 2 Maint. Mech. Verify grounds have been installed on the breaker (s) .
8.2. 3 Maint. Mech. Perform a visual inspection of the pcwer feeds to the heaters. If any damage is noted, proceed directly to Step 8.2.5 Observations 8.2. 4 Maint. Mech. Perform a megger on the pawer cables using applicable sections of *"MHP5022.082.002.
If the megger is unacceptable, contact Maint.
Supv. for resolution.
If the megger is acceptable, proceed directly to Step 8.2.8.
Megger Serial No. Calib. Date Due Date 8.2.5 Maint. Mech. Rerrave the damaged cable and pull new cable per Maintenance Procedure
- 12MHP5021.082.004.
8.2. 6 Maint. Mech. Install lugs on the new cable per Maintenance Procedure 12MHP5021. 082. 006.
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- 1MHP2140. 082. 003 8.2.7 Maint. Mech. Perform a megger on the new cable using the applicable sections of *"MHP5022.082.002.
~er Serial No. Calib. Date Due Date 8.2. 8 Maint. Mech. Terminate the cable at the containment penetration, the 5CC, and the breaker as required, per Maintenance Procedure 12MHP5021.082.006. Remove Temporary Modification I.D. Tags. Carplete and signmff Attachment No. 3.
8.2. 9 Maint. Supv. Verify the power feeds are restored and temporary I.D. tags have been removed if the existing cable was re-used. Sign~ff on Attachments No. 3.
8.2.10 Maint. Supv. Verify all electrical jumpers have been rermved, all lifted leads have been re-terminated, and all Temporary Modification I.D. tags have been removed. Signoff on Attachments No. 3 and No. 4.
8.2. 11 Maint. Mech. Notify the Shift Supervisor and Unit Supervisor the backup heaters are functional.
Performed By Date S.S. Date 8.3 KH'URN TB%6RARY PC%K SUPPLY l%TERIALS TO SIORAGE 8.3.1 Maint. Mech. Return all tools and materials used for the temporary power supply to their storage location.
8.3.2 Maint. Supv. Verify all tools and materials are in the proper storage location.
- 9. 0 ACCEPTANCE CRITERIA 9.1 Installation of the temporary power supply to the U-1 pressurizer backup heaters shall be considered acceptable provided work is campleted per this procedure and the pressurizer backup heaters are functional.
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- 1MHP2140. 082. 003 9.2 Final acceptance shall be achieved upon restoration of a normal pmer supply to the U-1 pressurizer backup heaters.
9.3 In the event that jumpers are not reneved and/or lifted leads are not restored, a PNSRC evaluation shall be performed and the signoff canpleted on the appropriate attachment(s) .
10.0 DATA COLUKTION 10.1 Maint. Supv. Review entire procedure for ccapleteness.
Maint. Supv. Date Maint. Supt. Revi~ of entire procedure.
Maint. Supt. Date Page 7 of 7 Revision 0
- 1MHP2140 ~ 082.003 ATTmCama m. 1 KRIS AND HABDWME Knife Dykes Bnery Paper Butt Sleeve Crimper Heat Shri+
Heat Gun Extension Cord Lights Page 1 of 1 Revision 0
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- 1MHP2140. 082. 003 ATTACHMENT NO. 2 BAC2QP HEATER HEATER GKIUP B REMARK MCC PENEZRRI'ION BUNIZZ CABLE 1-Al ll-PHA-2 1-PHA-1 1-1P1 13, 14, 37 (A1A) 1403 PR-1 17~ 18'2 (A1B) 1404 PR-1 1-4P2 33, 61, 62 (AlC) 1414 PR-1 38, 67, 68 (A1D) 1415 PR-1 43, 73, 74 (A1E) PR-1 '416 ll-PHA-3 1-PHA-2 1-lp1 1, 2, 22 (A2A) 1400 PR-1 5, 6, 27 (A2B) 1401 PR-1 9, 10, 32 (A2C) 1402 PR-1 11-PHA-4 1-PHA-3 1-4P2 23, 49, 50 (A3A) 1412 PR-1 28, 55, 56 (A3B) 1413 PR-1 11-PHC-2 1-PHC-1 1-2P2 3, 4, 25 (C1A) 1435 PG-1 7, 8, 30 (C1B) 1436 PG-1 11, 12, 35 (Clc) 1437 PG-1 15, 16, 40 (C1D) 1438 PG-1 19, 20, 45 (C1E) 1439 PG-1 1W2 ll-PHC-3 1-PHC-2 1-3P1 24 g 51 ~ 52 (C2A) 1456 PG-1 29, 57, 58 (C2B) 1457 PG-1 34 g 63 ~ 64 (C2C) 1458 PG-1 1-C3 11-PHC-5 1-PHC-3 1-3P1 39, 69, 70 (C3A) 1459 PG-1 44, 75, 76 (C3B) 1460 PG-1 Page 1 of 1 Revisian 0
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- 1MHP2140 ~ 082.003 Attachnent No. 3 MAINTENANCEDEPARTMENT CONTROLLED DOCUMENT COPY NO.
UNIT IDCATION Reactor Cable Tunnel EQUIPNEÃZ ALECK'ED Pressurizer Bac Heaters 7.1.2 8.2.8 TERM. BIOCK & LIFZED LANDED ITEMS TERMINAL 0 CABLE g/CCYKGNENT DESCRIPTION BY DATE BY DATE 7.1.3
~ ~ THE ABOVE WIRES HAVE BEEN CORR1KTLY LIFZED.
1TEK 4 VIBGFIED BY DATE 8.2.9 PARTIAL R1HTORATION: THE 1%LlLGWING WIRES HAVE BEEN RESTORED K) DESIGN CQNFIGU1QTION.
ITEN 4 VERIFIH) BY 8.2. 10 FINAL RESTORATION: ALL WIRES WHICH WERE LIFZED HAVE BEER RESTORE '10 DESIGN CONFIGURATION AND ALL TAGS HAVE BEEN RBXPi11X).
VEEGFIED BY DATE PNSRC REVIEW: NOZ ALL THE LIFZED WIRES HAVE BERN RES%OR%) AND A 10 CFR 50.59 SAFETY EVALUATION HAS BEEN PERFORMED AND APPROVED BY THE PNSRC PER PMI-1040.
PNSRC REVIEW BY DATE IF RZSTORED, ATZACH THIS FORM K) %K PROCEDURE OR JOB ORDER.. IF NOl'g PLACE THIS FORM IN CORI'KE KXM BOOK.
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~ IMHP2140. 082. 003 Attachment No. 4 IKZCTRICAL JUMPER PORN MAINTENANCEDEPARTMENT CONTROLLED DOCUMENTT.
COPY NO.
UNIT 1 IQGLTICH Reactor Cahle Turmel EQUIBKMZ AFFECTED Pressurizer Ba 7.2.3 8.1.2 JUMPER FRY JUMPER 1Q TERMINAL 0 AND/OR TERMINAL 4 AND/OR INSTALLED REM)VED ITEM 4 QMPCT LOCATION CCN'ZACT LOCATION BY DATE BY DATE 7.2. 4 THE ABOVE JUMPERS HAVE BEEN CORRECTLY INSTALLED.
ITEM 4 VERIFIH) BY 8.1.3 PARTIAL R1%1ORATZON: THE FOLLOWING JUMPERS HAVE BEEN RENMX AND THE CIRCUIT REFIORED 'IO DESIGN CC5FIGURATICN.
ITEN f VERIFIED BY 8.2. 10 FINAL RESXORATICN: ALL JUMPERS WHICH WERE INSTALLED AND ALL TAGS HAVE BEEN REMVED AND THE CIRCUIT RESKRKD TO DESICÃ CCNFIGURATICN.
VERIFIED BY PNSRC RIWIEW: NOT ALL THE JUMPERS HAVE BEEN RENMD AND A 10 CFR 50.59 SAFETY EVALUATION HAS BEEN PERFORMED AND APPROVED BY THE PNSRC PER PNZ-1040.
PNSRC REIN BY PNSRC M1Q DAZE ZF RESTORI~, mZACH mIS rOm m THE PROCEDURE OR JOB ORDER. IF Ke, PLY THZS HARN ZN CCNTROL RQCM BOOK.
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