ML20010A167

LER 81-017/03L-0:on 810613,reactor Core Isolation Cooling Sys Steam Supply Valve RCIC-MOV-M016 Failed to Open.Caused by Improperly Wired Motor Operator Circuit.Jumper Installed

ML20010A167
Person / Time
Site:	Cooper
Issue date:	07/13/1981
From:	Lawrence L NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20010A163	List: ML20010A162 ML20010A167
References
LER-81-017-03L, LER-81-17-3L, NUDOCS 8108110135
Download: ML20010A167 (1)

Text

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7 8 60 61 DOCK E T NUMBE R EVENT DE SCRIPTION AND PROB ABLE CONSEQUENCES h 10121 l During startup while attemptinst to warm un RCIC steam line. RCIC-MoV-Mo16 failed en l IO131 lopen. This could have resulted in operation in a denraded mode as vermitted by Tech.!

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liloll Investigation indicates the motor operator circuit was improperbiv wired. The open iiiiIitorqu? switch was in the circuit instead of beine bvoassed. Jumner uns nrnhnhly nne i Iij21 l installed during previous main *enance. The iumper was installed. Cooy of this LER l

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