05000267/LER-1979-054-03, /03X-1 on 791029,standby Diesel Engine 1B Tripped on High Cooling Water Temp During Surveillance Test.Caused by Cooling Water Valves Lined Up Incorrectly.Cooling Water Restored & Personnel Instructed in Proper Methods

/03X-1 on 791029,standby Diesel Engine 1B Tripped on High Cooling Water Temp During Surveillance Test.Caused by Cooling Water Valves Lined Up Incorrectly.Cooling Water Restored & Personnel Instructed in Proper Methods

ML19211A472
Person / Time
Site:	Fort Saint Vrain
Issue date:	12/10/1979
From:	Gahm J PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19211A473	List: 05000267/LER-1979-054-03, /03X-1 on 791029,standby Diesel Engine 1B Tripped on High Cooling Water Temp During Surveillance Test.Caused by Cooling Water Valves Lined Up Incorrectly.Cooling Water Restored & Personnel Instructed in Proper Methods
References
LER-79-054-03X, LER-79-54-3X, NUDOCS 7912180610
Download: ML19211A472 (5)

LER-1979-054, /03X-1 on 791029,standby Diesel Engine 1B Tripped on High Cooling Water Temp During Surveillance Test.Caused by Cooling Water Valves Lined Up Incorrectly.Cooling Water Restored & Personnel Instructed in Proper Methods

Event date:
Report date:
2671979054R03 - NRC Website

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M iI NRC FORM 366 (7 77)

LICENSEE EVENT REPORT CONTROL 8*.OCK:

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7 8 9 LICENSEE CODE 14 15 LICENSE NUMBER 25 26 LICENSE TYPE JO 57 CAT 58 CON'T 3$n"c' l L }@l 0 l 5 l 0 l 0 l 0 l 2 l 6 l 7 @l 110 l 2 l 9 l 7 l 9 l@l 1 l 2 l 1 l 0 l 7 l 9 l@

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60 61 DOCK ET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROS A8LE CONSEQUENCES h l Standbv diesel engine 1B tripped on high cooling water tec:oerature during surveillancel o

2 l test because cooling water valves were lined up incorrectly.

Reportable per Fort St. l o

3 l Vrain Technical Specification AC 7.5.2(b)3. No accoc:panying occurrence. Cooler l

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[TITl I isolated, bypass not opened. No affect on public health or safety. Redundant diesel l 0

6 l engine available and operable.

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9 10 11 12 13 18 19 20 SEQUENTI AL OCCURRENCE REPORT REVISION LER Ro EVENT YEAR REPORT No.

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33 J4 35 36 31 40 44 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h 1

o I Standby diesel engine 1B cooler isolated to reoair cooling water tube leak.

Clear-l L1_Li_j ance point form specified openine cooler bypass valve. Valve was not opened as re-1 2

l auired. Operator reinstructed. Cooline water restored. Surveillance test com-l i

a i pleted.

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DISCOVERY DESCRIPTION ST 1 !5 l G @ l 0 l 0 l 0 l@l N/A lBl@l Surveillance Test l

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7 8 9 11 12 80 LOSS OF OR DAMAGE TO FACILITY i"Tigi i;I ~

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68 69 80 3 J. W. Gahm (303) 785-2253 NAME OF PREPARER,_,/-

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