05000335/LER-1980-012-03, Diesel Generator B Failed to Reach Rated Speed During Operational Check.Caused by Sticking Injector Linkages.All Critical Linkage Bearings Received Adequate Lubrication

Diesel Generator B Failed to Reach Rated Speed During Operational Check.Caused by Sticking Injector Linkages.All Critical Linkage Bearings Received Adequate Lubrication

ML17266A393
Person / Time
Site:	Saint Lucie
Issue date:	01/14/1981
From:	Pace P FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17209A613	List: 05000335/LER-1980-012, Forwards Updated LER 80-012/03X-1 05000335/LER-1980-012-03, Diesel Generator B Failed to Reach Rated Speed During Operational Check.Caused by Sticking Injector Linkages.All Critical Linkage Bearings Received Adequate Lubrication
References
LER-80-012-03X, LER-80-12-3X, NUDOCS 8102030514
Download: ML17266A393 (1)

LER-1980-012, Diesel Generator B Failed to Reach Rated Speed During Operational Check.Caused by Sticking Injector Linkages.All Critical Linkage Bearings Received Adequate Lubrication

Event date:
Report date:
3351980012R03 - NRC Website

text

UPDATE REPORT - PREVIOUS REPORT DATE t@RCH 19, 1980 NAC FOAM St%

P TTl LlCEIVSEE EVENT REPPRT U. S NUCLEAR RECULATORY COMMISSION CONTROL BLOCK:

I

'0 IPLEASE PRINT OA TYPE ALLAEOUIAEO INFORMATlONI

'0~0

,Q.

15 4

UCSIVS 4 TY)4 40 3ZG ~l

.QTS 51 ~T 33 9

I 'CSN$ %% COO%

3 CON'T

~O P

3 LICSNSS NVM4SR I

I I

Q9

"'.",;;ILOo5>>

5 ~O 40 41 OOCKcTNVMSSA tVSHT OATS 14 IS EVENT OESCRIPTION ANO PAOBABLE CONSEOUENCES QIO Our in normal full wer er i

n RCPORT O*It 0

2 reach rated speed during an operational check.

The engines were tripped and'investigation revealed that the engine injector linkages were sticky.

The injector control levers were manually exercised and the engines were retested satisfactorily.

No additional problems have been noted.

Previous

~QT en ine startin failures were re orted in LER'd 76-21 76-44 77-3 77-15 and 79-28.

However LER 77-3 is the only related failure.

1 3

9

~09 solution was to be a maintenance item to periodically lubricate them.

Detailed'evaluation has

shown, however, that all critical linkage bearings already receive adequate lubrication and the item was deleted.

The cause of the original event is as yet unidentified,but the event has not repeated.<

5YSTSM CAIlM CAU5%

COMP.

VALVS CQOt CQQS SUSCOQS CCMPONSNT COOS SVSCQOS 5VSCQOS

~EE 0>>>>0 0>>0 ~>" 0 BIO LilO 3

9 10 11 11 1$

19 20 SSQUtNTIAL OCCJRASNCS RSPOAT

.RtvlSIQH ~

L4RIAO SVSNT Y4AA ASSORT NO CQOt TYPS

~

HO.

Q>> LII5LI ~80

~

~01 I

~~

~03

~X

~

~1 11

'11 14 24 11 2$

?9 JO 11 11 ACTION PUTUAt SPPSC.

SIIVTOOWH ATTACNMSNT

'4)ROA PRIM%COMP.

CQMPOHSNT TAASN ACTICN CN PLANT utTIIQQ HCVRS Q22 51)SMITTSO PCAM VS.

SVPPUtR MANUPACTVASA olc>>00 L40 LJ0 o

sic 010 I io ~4 54 14

~

40 41 42 44 41 CAUSE OESCAIPTION ANO CORA%Ca IVE ACTIONS Q21 0

The roblem was first re orted to be stickin in ector linka es and the t<A 1

4 9

)ACIU.Y.

I>>>>'~r'4 ~i~"'4~>e '

"'~~-O>>.."., 4"'!:;I-,.'"'

4 10 12 15 4544 ACTIVITY CQIITtNT A'SI.SAMO Ol'tLSASS AMOUNTQP ACTIVITYQ LOCATIONOP RtLSA5% QSB

~B

~Q22

~ZQSS NA 3

9 10 44 45 P4R$ ONNSI. SX)OSVASS L000O0 IIQII~XLQI"'

NA I

5 I

I I I'I 11 PSRSONHSL IN3UA145 I ~OTf0 Qa

'A 30 2

0 1

11 I'1

'LOSS OP CR OAM*CZTO PACIUTY Q42 OSSCRIPTIQH

~ZP Q2 1 '0 PV4 LICITY 1551itQ 0%SCRIPT:CN~

+I'I IQ44 IO 30 IO NRC USE ONLY 44

$ 9 IO NAMEOF PREPARER B ZO 2956O3$9 PRON%I 5

552-3801