ML19210C459

LER 79-044/03L-0:on 791008,during Steady State Power,Fire Pump Fuel Tank Found to Have Less Fuel than Required.Fuel Tank Gauge Did Not Indicate Correct Level,Allowing Fuel Level to Fall Below 325 Gallons.Tank Filled & Gauge Freed

ML19210C459
Person / Time
Site:	Fort Saint Vrain
Issue date:	11/07/1979
From:	Gahm J PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19210C451	List: ML19210C450 ML19210C459
References
LER-79-044-03L, LER-79-44-3L, NUDOCS 7911140302
Download: ML19210C459 (3)

Text

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LICENSEE EVENT REPORT

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EVENT DESCRIPTION AND PROB ABLE CONSEQUENCES h o  : lOn October 8,1979, during steady state power operation, plant personnel found the  !

o 3 l engine driven fire pu=p fuel tank had less fuel than required by LCO 4.2.6 putting the l o 4 jplant in a degraded mode of operation. This is reportable per Fort St. Vrain Technical o 3 ISpecification AC 7.5.2(b)2. There was no affect on public health or safety. j O 16 l 017 l l I

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47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS i o lThe fuel tank gauge did not indicate the correct level allowing the fuel level to I i i fall below 325 p11ons. The tank was filled to the proper level, the mechanical cause

, 7 [was f reed and is reading prope:rly. The gauge is a Hersey hydraulic liquid level gauge.1 i 1 l I i 4 I l 7 8 9 80 STA  % POWER oTHER STATLt3 DES O RY DISCOVERY DESCRIPTION 1 5

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