05000317/LER-1979-060-03, /03L-0:on 791020,while Performing Load Test of Diesel Generator 12,operator Unable to Achieve Full Load. Caused by High Exhaust Temp on Cylinder 2 & Clogged Injectors.Injectors Overhauled & Adjusted

/03L-0:on 791020,while Performing Load Test of Diesel Generator 12,operator Unable to Achieve Full Load. Caused by High Exhaust Temp on Cylinder 2 & Clogged Injectors.Injectors Overhauled & Adjusted

ML19256F109
Person / Time
Site:	Calvert Cliffs
Issue date:	11/15/1979
From:	Davis S, Pence W BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19256F107	List: 05000317/LER-1979-060, Forwards LER 79-060/03L-0 05000317/LER-1979-060-03, /03L-0:on 791020,while Performing Load Test of Diesel Generator 12,operator Unable to Achieve Full Load. Caused by High Exhaust Temp on Cylinder 2 & Clogged Injectors.Injectors Overhauled & Adjusted
References
LER-79-060-03L, LER-79-60-3L, NUDOCS 7911210439
Download: ML19256F109 (2)

LER-1979-060, /03L-0:on 791020,while Performing Load Test of Diesel Generator 12,operator Unable to Achieve Full Load. Caused by High Exhaust Temp on Cylinder 2 & Clogged Injectors.Injectors Overhauled & Adjusted

Event date:
Report date:
3171979060R03 - NRC Website

text

'Q' U. S. NUCLEAR REGULATORY COMMISSION NRC FORM 366

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ENSEE EVENT REPORT oe o

CONTROL BLOCK: l l

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l 1 h (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATIONI olt I" lo it c 19 il l@l0 l0 l-1010 lo 0 0l-1010l@l4 111l111l@l l

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7 3 3 LICENSEE CODE 14

'5 LICENSE NuvaER 25 26 LICENSE TYPE JO 57 CAT 58 CCN'T Ol' SO[$"C[ l l }@l 015 10 10 10 3Il17i@l110 2101719}@l111Il151710 l@

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60 61 OOCKETP.UYSER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSECUENCES h l'lhile cerformino a load test of 312 diesel cenerator, the onerator was I

o 2

l unable to achieve full load (2500 kwl due to hich exhaust temoerature o

3 lon nurber 2 cylinder. The diesel was olaced out of service at 1940 in i

o o !s l accordance wi th T.S. 3.8.1.1.

The redundant pcwer supplies remained I

o e

Icoerable durino the event.

312 diesel cenerator was returned to service l

0l7 l at 1820 on 10/22/79. Unit 2 was in rode 6.

This is not a recetitive 1

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Ioccurrence.

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9 10 11 12 13 18 19 20 SEQUENTI AL OCCURRENCE REPORT REVISION LE R EVENT YEAR REPORT NO.

CODE TYPE NO.

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21 22 23 24 26 27 28 29 30 31 32 T

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42 43 44 47 33 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS lThe enaine was inspected and the injectors were found to be clocaed and out I

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lof ad.iustment. All injectors on #12 Diesel were overhauled and adiusted.

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1 lWhen #12 Diesel Generator was placed back in service, the remaininc Diesel i

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l Generators (#11 and #21) had their in_iectors insoected and ad.iusted as I

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necessary.

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8 9 80 ST

• nPOWER OTHER STATUS IS V RY DISCOVERY CESCRIPTION sI LE.j @ l 11 01 Ol@ l N/A l

l Cl@l Test for I&E Bulletin 79-23 l

1 ACTIVITY CO TENT RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE L' LJ LZJ @ l ZI@l N/A l

l N/A l

'7 8 9 to 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE

DESCRIPTION

71 10 l 010 l@l Z l@l N/A i

I DESCRIPTION @

J[3 PERSONNE L INJURIES NuuBER L'_LJl0l010l@l N/A I

7 8 9 11 12 0

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DESCRIPTION

ISSUE @l M/A IfIIIllill11 5

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3. M.

aVi s /ll. B. Pence (30112ea_70ap / 7997 2

NAME OF PREPARER PHONE:

LEP 5:0, 79-60/3L DOC::ET NO.

50/317 EVENT DATE 10/20/79 DEc0RT CATE 11/15/79 ATTACH"ENT CAUSE CESCRIPTION AND CORRECTIVE ACTION:

(CONTINUED)

The injectors are currently inspected every 18 months on STP M-20-0.

The orevent ive maintenance crocram for the Diesel Generators is currently being changed, with concurrence of the vendor, to include inspection of the injectors on a semi-annual basis to ronitor for trends.

13/S 5S8