ML22278A774
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8031-M-51 8
SH. 4 OF 7
HV lft'.111 MC
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RHR PUMP ROOM FLOODING ALARM 2
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RHR ISOLAT!DN VALVE COMPARTIAENT FLOODING.~
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2 t<<lTESt !CONTINUED FROM SHEET 2l RHR PUMP MOTOR Oil COOLm WATER LINES ARE SHOWN ON REFERENCE 11.
THIS PORTION OF GBB-126 SHALL BE VERTICAL, ABOVE THE PROCESS LINE ANIJ AT LEAS1' 3 FEET LONG. l..5L TAPS $HM.I.
BE ABOUT 2 FEET APART, HIE LINE FROM TIIE BOTIOM OF THE VERTICAL SECTION SHALL SUJPE DOWN TOWARD THE PROCESS LINE.
THIS EQUIPMENT IS BEING Ml~NITORE'.D er THE VIBRATION MONITORING SYSTEM CVt.tSI. f"OR TYPE OF SENSORS BEING USED SEE THE VMS I/O
SUMMARY
, VP 8031-M-241-108.
- 25. VALVES HV-C-154A&.B SHALL BE LOCKED CLOSED AND POWER FEEDER NOT TERMINATED AT THE MOTOR OPERATOR PENDING IMPLEMENTATION OF DEFERRED CHANGE *0021.
- 26.
A COMMON TROUBLE ALARM IS PROVIDED IN CONTROL ROOM PANEL IBC802 F'OR THE EXCE'SS F'LOW CHECK VALVES ASSOCIATED WITH LOCAL PANEL C218. THIS ALARM IS INITIATED BY CLOSURE OF AlllY OF THESE VALVES.
- 27. CIRCUIT BREAKERS FOR VALVES HV-182A&.S SHALL BE LOCKED OPEN AT THE MOTOR CONTROIL CENTER <REFERENCE 8LP-30148l.
2:8.
DELETED.
- 30.
PSV FLANGES ftEAREST CONT.UNMENT ARE PROVIDED WITH LEAK TEST CAPABILITY tDOUBLE O-RING S~L WITH TEST TAP),
- 31.
ON UNIT I, HS-156A IS LOCATED ON PANEL C240B AND HS-1568 JS LOCAT£D ON PAtlEL C2oiOA P£NDING IMPLEMENTATION OF DEFERRED CHANGE 0094 (PCR-0464l.
- 32.
THE FOG JET NOZZLES ARE l~ON-ASME COMPONENTS. THE BOUNDARY OF THE ASME SYSTEM IS AT THE THREADED CONNECTIONS BETWEEN THE $PRAY HEADERS AND THE NOZZLES.
- 33. DELETED.
- 34.
THE LEVa INSTRUMENT PIPING BETWEEN THE HEAT EXCHANGER AND EACH SEALING POT SHALL NOT BE INSULATED AND SHALL SLOPE DOWN TOWARD THE SEALING POT AT NO LESS THAN 3~* tREF. FOOR MHI-3145, REV. U. THIS ODES NOT APPLY TO 1BE205 UPPER LE'l'EL SENSING LINE, PENDING IMPlEt.ENTATION OF DEFERRED PCR 1129.
- 35. SPECTACLE FLANGE ANO TEST CONNECTION SHALL BE ACCESSIBLE FROM WETWELL WALKWAY. SPECTACLE BLIND SHALL NORMALLY BE INSTALLED wrrM AN OPEN FLOWPATH.
ALLOW TEST SWITCH 152-11Ei04/CST TO OPERATE RHR PUMP
~~~~~~ TRANSFER SWITCH HSS-51-102 IN EUERGENCY WILL
- 37. XA-51-102 CORRESPONDS TO DIV. 2 RHR OUT-OF-SERVICE ALARM.
- 38. THE ROOT VALVE ASSOCIATED WITH THIS LEAK TEST CONNECTION IS LOCKED CLD::IED.
'39. VALVE HV-5HF'02'3 HAS BEE:H DELETED. PRIMARY CONTAINMENT INTEGRITY IS MAlNTAINED Br A PLATE WELDED lNTO LINE 6' GCB-101, FLOW ELEMENT FE-1N012 HAS SEEN ABANDONED IN PLACE AS A RESULT OF l)ELETION OF THE RHR HEAD SPRAY SUBSYSTEM PER MDCP5658. L.11£ 6' ECB-111 IS DOWNGRADED INSIDE PRIMARY CO ITT AINMENT FROM FIELD WELD *3 CDWG. ECS-t 11-ll Ta THE OPEN END.L!~IE ECB-111 HAS BEEN DOWNGRADED TD PIPE CLASS DESIGN CODE 'D'.
- 40. ECB-111 IS DOWNGRADED FRCIM THE FIRST WELD WHICH ATTACHES TO THE FLUED HEAD UP TO THE OPEN ENDED SECTION OF ABANDONED ECB-111,
- 42. F0-122A & B SHALL BE STAINLESS STEEL ORIFICES.
ORIFICE-SPOOL PIECES SHALL BE WELDED TO THE END OF THE LINE. IW/O A FLANGE) 43, BOTH THE PIPE AND THE SUPPORTS ARE FOR STRUCTURAL COUPLING OF SEISMIC I PIPING ANO ARE DESIGNED AS HANGER CRITICAL SEISMIC I.
- 44. THE DlSC FOR VALVE IF017D HAS BEEN MODIFlED TD ELIMINATE PRESSURE LOCKING. REFER TD ECR g6-01236 FDR DETAILS.
- 45. VALVE HV-1F014B HAS BEEN MODIFIED TO ELIMINATE THERMALLY INDUCED PRESSURE LOCKING.REFER TO ECR 96-02838 FOR DETAILS.
- 46. VALVE HV-1F014A MAS BEEN MODIFIED TO ELIMINATE THERMALLY INDUCED PRESSURE LOCKING. REF'ER TO ECR 96-02B'37 FOR DETAILS.
- 47. VALVE HV-051-1F016B HAS EIEEN MODIFIED TO ELIMINATE PRESSURE LOCKING. REFER TIJ ECR 96-03084 FOR DETA.ILS.
- 48. PLACING TRANSFER/ISOLATION SWITCH HSS-X IN 'EMERG.' WILL ALLOW SWITCH HS-X TO OPERATE VALVE. {OPERATION 'VIA CONTROL ROOM AND AUTOMATIC/PROTECTION LOGIC IS DISABLED)lFIRE SAF'E SHUTOOWNI
- 49. PLACING TRANSFER/ISOLATICJN SWITCH HSS-104BX IN 'EMERG.' WILL ALLOW SWITCH HS-104BX TO OPERATE VALVE. COPERATION VIA CONTROL ROOM AND AUTOMATIC/PROTECTION LOGIC JS DISABLED)
(FIRE SAFE SHUTDOWN)
- 50. THE DISC FOR VALVE Hv-05*1-1F017B HAS BEEN MOOIFIEO TO ELIMINATE PRESSURE LOCKINIG. REFER TO ECR 97-01679 FOR DETAILS.
- 51. VALVE HV-OS1-IF016A HAS llEEN MOOIFIEO TO ELIMINATE PRESSURE LOCKING. REFER TIJ ECR 96-03082 FOR DETAILS.
- 52. THE DISC FOR VALVE HV-051-1F017A HAS BEEN MODIFIED TO ELIMINATE PRESSURE LOCKING. SEE ECR 97-00851 FOR DETAILS.
- 53. THE DISC FOR VALVE HV-051-1F017C HAS BEEN MODIFIED TO ELIMINATE PRESSURE LOCKINIG. SEE ECR 97-00852 FOR DETAILS.
- 54. INDICATION REF"LECTS AIR CYLINDER SHAFT POSITION.
- 55. PIPE MATERIAL DOWNGRADED TD CLASS HEID AND SEISMIC CLASS IIA PER ECR 04-00437.
- 56. THE PORTIONS OF PIPING IDENTIFIED BY THIS NOTE ARE INCLUDED IN THE SCOPE OF NUCLEAR i=>JPING DESIGN SPECIFICATION M-51 t.
- REFERENCED DRAWINGS ARE LISTED ON SHEET 2 -
NOTES REFERENCED ON THIS SHEET ARE LISTED ON SHEETS 2 ANO 4 -
MECHANICAL I'S.ID RESIDUAL IHEAT REMOVAL CUINIT 1l LIMERICK GENERA TING STATION EXELON NUCLEAR CORP.
BECHTEL BECHTEL BEO!TEL BECHTEL BECH BECH lPPADVED BECHTEL SHEET 4 OF 8031-M-51 I CATEGORY H
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