05000317/LER-1980-061-03, /03L-0:on 801024,emergency Diesel Generator 11 Would Not Carry Greater than 2,500 Kw for Greater than 60 Minutes.Caused by High Cylinder Temp Due to Fouling of Injector Tips.Tips Replaced

/03L-0:on 801024,emergency Diesel Generator 11 Would Not Carry Greater than 2,500 Kw for Greater than 60 Minutes.Caused by High Cylinder Temp Due to Fouling of Injector Tips.Tips Replaced

ML19345B471
Person / Time
Site:	Calvert Cliffs
Issue date:	11/24/1980
From:	Huseby D, Lagiewski J BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19345B461	List: 05000317/LER-1980-061, Forwards LER 80-061/03L-0 05000317/LER-1980-061-03, /03L-0:on 801024,emergency Diesel Generator 11 Would Not Carry Greater than 2,500 Kw for Greater than 60 Minutes.Caused by High Cylinder Temp Due to Fouling of Injector Tips.Tips Replaced
References
LER-80-061-03L, LER-80-61-3L, NUDOCS 8012010369
Download: ML19345B471 (1)

LER-1980-061, /03L-0:on 801024,emergency Diesel Generator 11 Would Not Carry Greater than 2,500 Kw for Greater than 60 Minutes.Caused by High Cylinder Temp Due to Fouling of Injector Tips.Tips Replaced

Event date:
Report date:
3171980061R03 - NRC Website

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LICENSEE EVENT REPORT

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8 60 61 DOCKET NUk?ER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND pro 8ABLE CoNSEQuiNCES Oio UTTl I At 1015, during the perfomaiice orsurveillance testing, it was dis-i covered that 11 Emergency Diesel Generator (EDG) would not carryA2500 g

m1 kw. for.2:60 minutes-per T.S. 3.8.1.1.

At the time of discovery, Unit 1 mi was in mode 6 and therefore 11 Emergency Diesel was not required to be

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operable (T.S. 3.8.1.2).

However, it is assumed that the EDG was in-

. i o,o i i operable when the unit was operating prior to shutdown and thus is j o,7, L I o ia i i being reported.

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lF l0 l1 l0 [g JJ 37 40 di 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 27 iiiOi l Diesel was declared inocerable due to high cylinder temperature on #11

' i t i ii i l cylinder. The high temDerature was due to foulino of injector tios.

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The injector tips have all been replaced and the diesel is now oper-l ii i3i l ating normally. No additional corrective action is necessary.

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