ML19317F992

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RO-76-09:on 760715,during Monthly Surveillance Test of B Diesel Generator,Several Start Failures Occurred.Cause Undetermined.Diesel Generator Declared in Svc After 13 Successive Starts.Testing Program Begun to Determine Cause
ML19317F992
Person / Time
Site: Rancho Seco
Issue date: 08/10/1976
From: Colombo R, Eisenhuth F
SACRAMENTO MUNICIPAL UTILITY DISTRICT
To:
Shared Package
ML19317F989 List:
References
NUDOCS 8002210694
Download: ML19317F992 (1)


Text

LICENSEE EVENT REPORT

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CONTROL OLOCK:

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l ENTE PRINT ALL DCOUmED INFORMATiofA) 1 6

x NAME LCENSE NUMOEA PE TY.

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'N O9 14 15 25 26 30 31 32 CATEGORY T

R OOCKET NUMBER EVENT DATE AEPORT DATE O 1 CON'T l P l 0 l W lL l l0 l 5 l 0 l-l 0 l 31 il 2l l017 l115 l 716l l0 l8 l110 l 7 l 6 l 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION gg l While performing the monthly surveillance testing of the "B" Diesel Generator, severall '

7 89 80

@ l start failures were experienced. The unit was in cold shutdown for generator repairs lff 7 89 00~~

. EE l and the redundant "A" Diesel Generator was available for service. A testing program l

7 89 80

$ l was instituted to determine cause of failure (RO-76-9) l'-

7 89 80 -

M l I

7 89 80 t '

pp.ug CODE COMPONENT CODE MA R

VOLATON Q lE lE l (_F_j l E l N l Gl Il Nl E l lAl l El 1l 4l 7l l Nl 7 89 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION gg l No definite cause for failures could be found.

Attempts to duplicate the failure and l, 7 89 80.

@ l isolate the cause were unstacessful. After 13 successive starts, the Diesel Generatorl^

7 09 80, l was declared in service.

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% POWEA OTHER STATUS O SCOVERY OrSCOVERY DESCRIPTION

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7 8 9

10 12 13 44 45 46 80 RFLE 5O OF AMOUNT OF ACTNITY LOCATON OF AELEASE

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[_ZjLE ASE l NA l

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7 8 9

10 11 44 45 80 PERSONNEL EXPOSURES NUMOER TYPE DESCRIPTON DE 101010 I L z_1 l

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7 09 l1 12 13 80.

PERSONNEL INJURIES NUMRER DESCArPTON h l0l0l0l l

NA l

7 09 11 12 80 OFFSITE CONSFCUENCES 3 l None l

7 89 80 ~

LOSS On OAMACE TO FACIUTY Y

TYPE DESCR'PTON f

EE dl NA l

7 89 10 80 PUCUCITY M l Sacramento Beu and Sacramento Union l

3 7 89 80 ADOITIONAL FACTORS l Circuitry checked with no abnormalities discovered. No water was found in a check l

/0 eO _

19 l of the diesel fitel oil.

8 0 0 2 210 @y 7 89 80

==

R. W. Colombo /F. T. Eisenhuth N

NAME:

PHONE:

GPO 063 667

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