ML20085F867

Telecopy Ro:On 741008,diesel Generator 1-1 Failed to Start. Caused by Inoperable Solenoid Operated Air Supply Valve. Test Procedure to Be Modified to Use Both Air Start Motors

ML20085F867
Person / Time
Site:	Palisades
Issue date:	10/08/1974
From:	Dewitt R CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	Cook R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20085F584	List: ML20085F582 ML20085F859 ML20085F867
References
NUDOCS 8308230531
Download: ML20085F867 (3)

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RFGION III i }( ()) l C'W3 TO DELIVER. ,.g.

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i AT 0637 H0!!RS 10-8-7 A OIESEL GEygn AT09 l-! Y A S T rGT wer> 3Te g 7 y I

@6 ACCORD ANCE VITH MONTHLY TFST PROCED! IRES. 01t v "'r or THr TO SIR oo ,

y STARTING MOTORS VAS 'ISED FOR TEST. THE FIRST ATTc"PT R rS4L T r0 1

$a. IN THE F AILURE OF THE AIR START MOTOR To cogrMTE. THF 01HFP AT9 mo (no m START "0 TOR WAS PUT INTO SERVICE AND THE ENGINr STARTED ELEVEN I 'l SECOMOS 'JHI CH EXCEEDS TECH SPEC LIMIT OF TEN 9:C01DS.

i l A T 1030 HollRS THE PR041CM WAS FilRTHER INVESTIGATFD 110 TWE DIESEL ,

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STARTED IN TE9 SECONDS IISING THE 04F nPFR A9LE AIR START MOTOR AND THE OTHE9 AIR MOTOR VAS FOUND TO HAVE AN I N OP ER AoLE ScL E'!OI D OPER ATED AIR SflPPLY VALVE. THIS SOL EN0I D V ALVF I S PRE 9E'!TLY ' r I 'm REPAIRED.

THIS ITEM H AS BEEN REVIEWED 9Y PRC AND IS CONSIDERED CLOSED IV THiT THE PR03LEM HAS BEEN I NVE STIG A TED, IS 9EING REPAIRED, AND THE DIE 9EL HAS BEEN TEST STARTED WITHIN TEN S EC OND S. THE PRC ALSO REC 0 " ENDED THAT TEST PROCEDtlRE BE MODIFIED To llSE BOTH AIR START 90T095 70R {

l TEST STARTS AS THIS IS HOW SYSTEM WOULD OPERATr 19 AN rMERGF4CY  !

i CONDITION.  :

THE TEST PROCEDURE MAY ALSO INCLifDE INDEPF9DE9T TESTING j

, OF INDIVID'I AL AIR MOTORS quT FAILURE OF ONE AIR MOTOR OR DirqEL TO '

START llSI4G ONE AIR MOTOR IN REQUIRED TE9 SrCONDS IS NOT TO Ar C0991DERED smeci es e> AN A4909 MAL OCCURPFNCE. IF Dir3EL STARTS WITHIN 9EQUIRED

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