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| {{Adams
| | #REDIRECT [[05000368/LER-1981-018-03, /03L-0:on 810506,during Mode 6 Operation,Emergency Diesel Generator 2 Received Lockout During Load Rejection Test.Caused by Antimotoring Relay Holding Coil Adjustment Intolerance.Adjustments Made.Procedures Revised]] |
| | number = ML20009E893
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| | issue date = 06/26/1981
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| | title = During Mode 6 Operation, Emergency Diesel Generator 2 Received Lockout During Load Rejection Test.Caused by Antimonitoring Relay Holding Coil Adjustment Found Out of Tolerance.Adjustments Made
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| | author name = Shively C
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| | author affiliation = ARKANSAS POWER & LIGHT CO.
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| | addressee name =
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| | addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
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| | docket = 05000368
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| | license number =
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| | contact person =
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| | document report number = LER-81-018-03X, NUDOCS 8107280526
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| | package number = ML20009E887
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| | document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
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| | page count = 1
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| }}
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| {{LER
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| | Title = During Mode 6 Operation, Emergency Diesel Generator 2 Received Lockout During Load Rejection Test.Caused by Antimonitoring Relay Holding Coil Adjustment Found Out of Tolerance.Adjustments Made
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| | Plant =
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| | Reporting criterion =
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| | Power level =
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| | Mode =
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| | Docket = 05000368
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| | LER year = 1981
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| | LER number = 18
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| | LER revision = 3
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| | Event date =
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| | Report date =
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| | ENS =
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| | abstract =
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| }}
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| | |
| =text=
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| e REVISED REPORT - PREVIOUS REPORT DATE 5-27-81 Nnc FORM 3E,4 U. 5. NUCLE AR REGULATORY COMMIS$60N LICENSEE EVENT REPORT EXHIBIT A CONTROL SLOCK: l l l l l l !h (PLE ASE 8'RINT OR TYPE ALL REOutRED INFORMATIONI i
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| 69 EvtNT DATE 34 FS HE,OHTDAft 80 8
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| EVENT DESCRIPTION AND PROS ABLE CONSEQUENCES h'a l During Mode 6 operation, Emergency Diesel Generator (EDG) #2 received a i o
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| i generator lockout during the load rejection test portion of the 18 month i o 3 i surveillance. This is a non-valid failure as defined by Reg. Guide 1.108L o.
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| n s i Rev.1, Position C.2.e(2), as the anti-motoring relay is by-passed on a i i SIAS signal. There has beer, mie failure in the last 100 valid tests. The o o I redundant EDG and offsite power was available meeting requirements of I
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| I T.S. 3.8.1.2..
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| Similar to LER 50-368/81-016.
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| Reportable per T.S. 4.8.1.153 o.
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| 3J 34 35 36 32 40 48 41 43 44 el CAUSE OESCA.PTION AND CORRECitVE ACTIONS h l Thic anti-mntnring relay hniding enil adiustment was found to be out of I i o i tolerance. This adjustment is normally considered to be a " factory settipg".
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| rrTT) i Ad.iustments were made and EDG load re.iection test successfully completed.:
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| i The procedure was revised to include relay checks.
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| i 2 i EDG #1 and Main Generator are being checked utilizing revised procedure.
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