ML19290E201

LER 80-013/03L-0:on 800202,during Safety Injection W/Loss of Sys Pressure Test W/Bubble in Pressurizer,Containment Isolation Valve 1-CCW-HV-3095 Did Not Fully Close.Caused by Handwheel Outside Neutral Position.Handwheel Adjusted

ML19290E201
Person / Time
Site:	Farley
Issue date:	02/29/1980
From:	Hairston W ALABAMA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19290E176	List: ML19290E175 ML19290E177 ML19290E184 ML19290E192 ML19290E197 ML19290E198 ML19290E201 ML19290E202
References
LER-80-013-03L, LER-80-13-3L, NUDOCS 8003050055
Download: ML19290E201 (2)

Text

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EVENT DESCRIPTIOfJ AP.3 PRC9 ABLE CONECUE*.CES h a 21 ! At 1300 on 2/2/80, during the performance o f FNP-1-STP-40.3 (Safety Inj ection with l 0 ,  ; LOSP Test with a Bubble in the Pressurizer), containment isolation valve 1-CCW-llV-3095l l(CCW to excess letdown /RCDT heat exchanger) did not fully close. As a result, the [

3l4 2 g .3 l valve was declared inoperable. Tech. Spec. 3.6.3.1, in pact, requires the valve to ,g c (c l be operable. Tech. Spec. 3.6.3.1 action statement requirements were met. Health and  ;

- [b i 7 l safety of the public were not affected. g

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CAUSE DESCRIPTION AND CCR2ECTIVE ACTIONS

- 2o [The air operated valve failed to fully close due to the manual handwheel being slinht14 r- [cutside ", neutral position. As a result o f the handwheel position, the valve was  !

.,7 jmechanica ly stopped prior to being fully closed when air was removed from the valve l

- ,3 l operator. The handwheel was repositioned and the test was successfully reperformed onl t e 12/7/80. The handwheel mispositioning is considered to be an isolated incident. All l 7 8 9 go FACittTY

UETHOO OF STATUS  % PCV.!R OTH ER STA TUS CliCOVE R Y CISCOVERY DESCRIPTION 32 1 I5 d@ l O l 0 ! O l@.l NA I [B_j@lPerformanceofsurveillancetest l A TlVITY CO TCNT MTLE 8ME D OF RELE ASE A*.tOUNT CF ACTivtTY i!CCAT10N CF RELEASE NA l l NA 7

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e lei 80-013/03L-0 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS (Continued) other air operated containment isolation valves functioned properly during the performance of FNP-1-STP-40.3.

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