ML19256G537

LER 79-036/03L-0:on 791110,four Cylinder Sleeves in Diesel Generator 2 Damaged During Surveillance Test.Cause Under Investigation.Damaged Parts Replaced & Cylinders Inspected

ML19256G537
Person / Time
Site:	Cooper
Issue date:	12/10/1979
From:	Doan P NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19256G536	List: ML19256G535 ML19256G537
References
LER-79-036-03L, LER-79-36-3L, NUDOCS 7912310444
Download: ML19256G537 (1)

Text

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v N'RC FORM 366 U. 3. NUCLE AR REGUL ATORY COMMISSION 17 77)

LICENSEE EVENT REPORT CONTRot stoCt. l l l t  ! I j@ (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATioN)

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1. d tHJ til DOCKET % vee 4 hd e') EVENT DATE 75 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o 2 iDuring normal operation while performing surveillance tes?.s on the No. 2 diesel  !

,3 3 l generator, four cylinder sleeves were damaged which led to operation in a degraded l

, 4i jmode (T.S. 3.9.B.3). There is a redundant diesel generator. This event presented j io , !no adverse consequences from the standpoint of public health and safety. I

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sal @l xi@ 34 35 .26 3/ 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h

, lThe exact cause of the occurrence is not known at this time. The component manufac- l turer is performing an investigation and an updated licensee event report will be  ;

,  ; submitted as required. All damaged parts were replaced and all cylinders were in-  ;

, lspected on both diesel engines. The diesel engine is a Cooper-Bessemer Model KSV- l 4 l16-T. __

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