ML16148A405

LER 80-025/03L-0:on 801217,HPI Pump 2B Declared Inoperable Because Motor Indicated High Upper Bearing Temp.Caused by Personnel Error in Replacing Oil.High Bearing Temp Probably Due to Restricted Cooling Water Flow

ML16148A405
Person / Time
Site:	Oconee
Issue date:	01/30/1981
From:	Jackie Jones DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML16148A406	List: ML16148A405 ML20003A935
References
LER-80-025-03L-01, LER-80-25-3L-1, NUDOCS 8102100099
Download: ML16148A405 (2)

Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

ACCESSION NBR:8102100099 DOC.DATE1 81/01/30 NOTARIZED: NO DOCKET #

FACIL:50-270 Oconee Nuclear Station, Unit 2, Duke Power Co, 05000270 AUTHONAME AUTHOR AFFILIATION JONESJ.L, Duke Power Co,.

RECIP.NAME RECIPIENT AFFILIATION Region 2, Atlanta, Office of the Director

SUBJECT:

LER 80-025/03L-0:on 801217*,28 HPI pump declared Inoperable because motor indicated high upper bearing temp,Cavsed by personnel error in replacing oilqHigh bearing temp probably due to restricted cooling water flow, DISTRIBUTION CODE: A0028 COPIES RECEIVED:LTR .S ENCL SIZE:.

TITLE: Incident Reports NOTES:M Cunningham:all amends to FSAR & changes to Tech Specs, 05000270 AEODOrnstein:1cc.

RECIPIENT COPIES RECIPIENT COPTES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL ACTION: REIDR, 04 3 3 INTERNAL: A/D COMP&STRU06 1 1 A/D ENV TECH 07 1 1 A/D MATL & QUO8 1 1 A/D OP REACT009 1 1 A/D PLANT SYSIO 1 1 A/D RAD PROT 11 1 1 A/D SFTY ASSE12 1 1 A/D TECHNOLOG13 1 1 ACC EVAL BR: 14 1 1 AEOD 3 3 ASLBP/J.HARD 1 1 AUX SYS BR 15 1 1 CHEM ENG BR 16 1 1 CONT SYS BR 17 1 1 CORE PERF BR 18 1 1 DIRDIV OF LIC 1 1 DIRENGINEERI20 1 1 DIR,HUM FAC S21 1 1 DIR,SYS INTEG22 1 1 EFF TR SYS BR23 1 I EQUIP QUAL BR25 I 1 GEOSCIENCES 26 1 1 I&C SYS BR 29 1 1 I&E 05 2 2 JORDANE,/IE 1 1 LIC GUID BR 30 1 1 MATL ENG BR 32 1 1 MECH ENG BR 33 1 1 MPA 5 3 NRC PDR 02 1 1 OP EX EVAL BR34 3 3 OR ASSESS BR 35 1 1 POWER SYS BR 36 1 1 8 BR39 1 I REACT SYS BR 40 1 1 01 1 1 REL & RISK A 41 1 1 .SF PROG EVA42 1 1 STRUCT ENG BR44 1 1 SYS INTERAC 845 1 1 EXTERNAL: ACRS 46 16 16 LPDR 03 1 1 NSIC 05 1 1 TERA:DOUG MAY 1 1 FEBT 6 TOTAL NUMBER OF COPIES REWUJ.RED:lLTTR 64 ENCL 6A

.7 0 (7771 F 0U. S. NUCLEAR RECUL.ATORY COMpAISSION LICENSEE EVENT REPORT EXHIBIT A CONTROL 8LOCK:- (PLEASE PRINT OR TYPE ALL RECUIRED INFORMATION) 7 sCcN S1 IE IE

. LIUCENSER CODE 12 1/J0 t0 1-1I 01 010 10 1a UCNS NU15

- 10 O(4(11 l 1l 2 23 UCENS8 Type jo 57 CAT 5a CONrT

______ REPORT .\

souca L 0J..!J5 1010 10 2177 IcJ] 1 211 171 81 0na 10 113 10 1 8 11 61 DO 00CKET NUMBER 6S 69 EVENT OATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROSASLE CONSEQUENCES o 2 I On December 17, 1980, the 2B HPT nump wAs deca1re-d inoperahLe The pump hr I o 3 jbeen removed from service for a motor oil change. On four consecutive test o ~ J runs after the oil change, the motor indicated high upper bearing temperatures.

ros IThe pump was returned to service well within the .time permitted. HPI pumps 2A I ro-- Land 2C were available as well as all other ECC systems. Thus this incident wasi o of no sighificance with respect to safe operation, and the health and safety

-o78 of the public were not affected.

7 89 so SYSTEM CAUSE CAUSE Comp. VALVV ccoa coo l SUSCOoe COMPONENT Cooe SUacoo SU BCTD 7

FOT-91I SI F j(

9 9 o LJ @ ILCJ@ [ MFOITIO[RIXl~g 111 UI LIZ(1 o 92 TYEA t-UENAL OCCUROReNCE REPORT REVIS2O.

18 1 REPORT E7 NUNS 0 1-1 234 02502 L 5 215 27 2 23 30 31 32 AC71ON FTURE EPPECT SHUTDOWN~T TAKEN ACTION ATTrACHMENT NPIRO-4 PRIME =fMp. COMPONENT ON PLUJT METWOO HOs SUIIPAIT71 fOawua. SuprP EA MNUFACTUJRER 1iJ~J aO G0O0I Z~J Ji10199 01 0,10 1 23 [Yj W20 1y(B4 Wi L LX 19 19 9l--

CAUSE DESCRIPT1ON AND CORRECnVE ACT1ONS 4

[The cause of this incident was the result of personnel being confused and doingj Ithe wrong things. The exact cause for the high temperatures is not known.

[Personnel have been instructed not to perform actions that they know are not

[correct. Future corrective action are planned to have appropriate personnel 4 review the incident and to try to correct the problem with the high bearing 7 a ste eratures.

STATUS  % POWQR OTHER STATUS OISCOVEAY DISCOVERY OE3CRIpTIo .

7 1,-7 a69 ItJ 1 IF0 9 L

to 91 12 13 NA 44 J Operations Observation 46 44s ACTIVITY CONTENT NEA31O OPRILLAS ElfLi (9LZJIL-7 69 10t 11 AMAOUNT OF ACTIVITY NA -1N

__ _ __4_

LOCATION oF RELEASE PERSONN1L EXPOSURES NUMBER TYPe DeSCRIPTION S El 1 LLQ of o 6 @ NA 7 6 9 11 12 13 P"RSONNEL INJUR1 ES NUMBER OeSCRIPTION 7EI 7

lO 01 o i NA 8 9 11 12 LOSS OF OR OAMAGE TO ACILITrY TYPE DESCRIPTION E

7 l LJl 8 9 10 NA PUBLICITY IssuED OeSCRIPToN NAC USE ONLY to s , so NAME OF PREPARER J. L. Jones (704)

PHONE: 373-8197 810 2010 094