05000255/LER-1982-031-03, /03L-0:on 820909,1-1 Diesel Generator Water Jacket Heater Found Inoperable.Caused by Corrosion of Heater Element.Heater Replaced W/Similar Type Element.Mod Developed to Replace Heater Element

/03L-0:on 820909,1-1 Diesel Generator Water Jacket Heater Found Inoperable.Caused by Corrosion of Heater Element.Heater Replaced W/Similar Type Element.Mod Developed to Replace Heater Element

ML20027C579
Person / Time
Site:	Palisades
Issue date:	10/06/1982
From:	CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20027C575	List: 05000255/LER-1982-031, Forwards LER 82-031/03L-0 05000255/LER-1982-031-03, /03L-0:on 820909,1-1 Diesel Generator Water Jacket Heater Found Inoperable.Caused by Corrosion of Heater Element.Heater Replaced W/Similar Type Element.Mod Developed to Replace Heater Element
References
LER-82-031-03L, LER-82-31-3L, NUDOCS 8210180191
Download: ML20027C579 (1)

LER-1982-031, /03L-0:on 820909,1-1 Diesel Generator Water Jacket Heater Found Inoperable.Caused by Corrosion of Heater Element.Heater Replaced W/Similar Type Element.Mod Developed to Replace Heater Element

Event date:
Report date:
2551982031R03 - NRC Website

text

PALISADES PLANT 255 NRC FORM 366 U.S. NUCLEAR REGULATORY COMMIS$lON on LICENSEE EVENT REPORT CONTROL 8 LOCK: l l

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EVENT DESCR PTION AND PROBA C NSE ENCES ITTTl I During routine monthly inspection, the 1-1 Diesel Generator water jacket I

(TTTI l heater was found inoperable.

1-1 Diesel Generator was declared increrable I

lto replace heater. Condition reportable per TS 3.7.2.1 and 6.9.2.b(2).

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ioisil1-1 Diesel Generator was operable until removed from service for maintenance l l o is i l and 102 Diesel Generator was verified orarable nce nra i n ci v. nn turent tn I

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CAUSE DESCRIPTION AND CORRECflVE ACTIONS 27 m l Heater failure resulted from corrosion of the heater element. Heater l replaced with similar tyne element and 1-1 Diesel Generator declared erserabld.

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, Modification vill be developed to replace the heater element with one more g l suitable for chromated water environment.

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