ML19211A472

LER 79-054/03X-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

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: ML19211A472
References
LER-79-054-03X, LER-79-54-3X, NUDOCS 7912180610
Download: ML19211A472 (5)

Text

NRC FORM 366 . . M iI (7 77)

• -

• LICENSEE EVENT REPORT CONTROL 8*.OCK:

• 1 l l l l l lh 6

(PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 7 0 1' 8 9 lClO!FlSlV! 1l@l0l0l-l0l0l0l0l0l-LICENSEE CODE 14 15 LICENSE NUMBER 0 l 025l@l26 4 l1LICENSEl1 l 2TYPE l 0JOl@l57 CATl 58 l@

CON'T o

7 1

8 3$n"c'60l L }@l 61 0 l 5 DOCKl 0 lET0NUMBER l 0 l 2 l 6 68l 7 @l 69 110 l 2 l 9 l 7 l749 l@l EVENT DATE 75 1 REPORT l 2 l 1DATE l 0 l 7 80l 9 l@

EVENT DESCRIPTION AND PROS A8LE CONSEQUENCES h o 2 l Standbv diesel engine 1B tripped on high cooling water tec:oerature during surveillancel o 3 l test because cooling water valves were lined up incorrectly. Reportable per Fort St. l o 4 l Vrain Technical Specification AC 7.5.2(b)3. No accoc:panying occurrence. Cooler l

[TITl I isolated, bypass not opened. No affect on public health or safety. Redundant diesel l 0 6 l engine available and operable. l 0 7 l l o a l l 7 8 9 80 E CODE SU8C E COMPONENT CODE SUB ODE Su 7

o 9 8

l Wl Alh l Al@ l B l@ lV l A lL lV lE lX l@ Q@ l Dl@

9 10 11 12 13 18 19 20

_ SEQUENTI AL OCCURRENCE REPORT REVISION LER Ro EVENT YEAR REPORT No. CODE TYPE NO.

h REPO yy 1719l l-l 10 l 5 l 4 l l/l 10 13 l lXl l- [1_j

_2n 22 23 24 26 27 N M 30 31 32 KN A O O P NT MET HOURS S8 i POR 8. SUPPL MANUPAC RER lXl@lZl@ [_Z_j@ lZl@ l0 l0 l0 l0 l 31 lY 44 l@ N]@ l43Zl@ Z l 9 l 9 l 947]@

33 J4 35 36 40 42 44 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. l 7 8 9

'* 2E ST  % POWER OTHER STATUS OlSCO RY ~ DISCOVERY DESCRIPTION 1 !5 l G @ l 0 l 0 l 0 l@l N/A lBl@l Surveillance Test l AbvtTY CO TENT RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE 1 6 l Zl @ l toZ l@l N/A l l N/A l 7 8 9 11 44 46 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION 1 7 l 0l 0l 0l@lZ l@l N/A PERSONNEL IN.!URI ES NUMBER DESCRIPTION 7

i a 8 9 l0l0l0l@lN/A 11 12 80 l

LOSS OF OR DAMAGE TO FACILITY 7

8 9 i"Tigi i;I ~

10 79/2/f6/0 80 i

g ISSUEhDE N l N/A CRiPTION l llllllllll lllg 7 8 9 10 / // 68 69 80 3 NAME OF PREPARER,_,/-

J. W. Gahm (303) 785-2253 o PHONE: $