ML20085F526

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Telecopy RO 75-5:on 741206,local Leak Rate Test Allowable Limit Exceeded on Penetration 1 (Purge Air Supplies CV-1807 & 1808).Caused by Unusual Svc Condition & Low Valve Packing Grease on CV-1808.Valve Packing Greased.Leak Eliminated
ML20085F526
Person / Time
Site: Palisades Entergy icon.png
Issue date: 01/20/1975
From: De Witt R
CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To: Cook R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20085F525 List:
References
RO-75-5, NUDOCS 8308220169
Download: ML20085F526 (5)


Text

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  • Tele ram Western union vv 1975JAN20 PH 6: 31 VEC210(1720)(1-035354A020)PD 01/20/75 1714 TLX CONSPOWER JKb o

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HEPORT DATE - JANUARY 20, 1975 N-OCCUnnENCE DATE - DECEMBEH 6, 1974 t

FACILITY - PALISADES hUCLEAn POWEn PLANT 8308220169 750131 e

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  • Telehram western union vv 1975JAH20 PM L: 31 IDENTIFICATION OF OCCUnhENCE - EXCEEDING LOCAL LEAK nAT E TESTIh6 ALLOWABLE LIMIT C0hDITIONS PRIOR TO OCCUHnENCE - COLD SHUIDOWh DESchIPTI0h 0F OCCUHHEhCE -

DUhlhG THE local LEAh nAlt fESfinG Oh PEhETHATION 60. 1 (Pun 6E AIn SUPPLY CV-IdO7, 1606), Int AUXILI AhY OPERA 10h Huhhlhu ThE TEST 60TED A 6 PSI / MIN LLAA WHEh PhESSUhlhG F0H THE TEST AND ThEh GhEASED inE t/ALVE PhChinb.

THE TEST WAS HUN AND DA1A nEconDED.

ThE OPEHAlon MADE A 60TE OF THE 3 PSI / DIN LEAK, BEF0hE InE GhEASING OF THE PACKIhG, AT THE BOTTOM OF InE TEST SHEET.

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  • Tele ram mestern union w.;

1975JAH2O PH L: 31 WHEh ThE TEST EhGINEER HECEIVED THE DAT A SMEET, HE MADE A CALCU-L ATION Fhot! THE COLLECTED DAT A, NOT t.0TICIh6 InE OPEnATOR 'S hol t.

UP0h REVIEWING Int TESTS 10 DAY 1/E0/72, ThE IEST EhGIhr.En nr ALIEr D TriE OPERAlons GOTE AND ilADE n CALcuLATIOh WnICn YIELDED A LEAN nalE OF 285, 421 CC/MIh F0h THE FENEInAT 10n hESULTInb Ih InIS ach0HHAL OCCURRENCE.

InIS LEAK RATE IS A bEFont MAlhTENANCE LEAK nATE OF 266, 421 CC/hlh AND THE COLLECTED DATA hESULTED Ih Ah AFTEn hhlNTEhACE LLAn NATE OF 509 CC/MIh.

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DESIGNATION OF APPAhENT CAUSE OF OCCUndEhCE - UhUSUAL SEnVICE C0h-DITION INCLUDING ENVIRONMEhTAL.

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1975JAH20 PM L: 31 ANALYSIS OF OCCUnnENCE - VALVE PACKIhG GnEASE Oh CV-1606 WAS LOW AND AIR PASSED AHOUhD InE PACKIhG UNDEn THE LEAK nATE TESTIh6 PHESSUht.

CORRECTIVE ACTION - VALVE PACKING WAS GhEASED AWD LEAK nATE Was NEARLY ELIMINATED, CC:

R L hAUETEH, PanhALL R B SEWELL, PAnnALL H B DE WITT/W L ROBERTS i

PALISADES NUCLEAR POWER PLahl f

3 COVERT, MI sr.12ci (as49)

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