ML18219C363

LER-1976-010-00 and LER-1976-011-00 for Donald C. Cook, Unit 1 - Ice Buildup Around Two Ice Condenser Intermediate Deck Doors, and Failure of Wind Direction Recorder

ML18219C363
Person / Time
Site:	Cook
Issue date:	03/29/1976
From:	Jurgensen R American Electric Power Service Corp, Indiana Michigan Power Co, (Formerly Indiana & Michigan Power Co)
To:	James Keppler NRC/IE, NRC/RGN-III
References
LER-1976-010-00, LER-1976-011-00
Download: ML18219C363 (8)

Text

NRC FORSI 195 IZ-76)FRQM: n Iana N'Ichigan'Power Co: Bridgman, Michigan R.M.Jurgensen J.G.Keppler U.S.NUCLEAR REGULATORY COMMISSION NRC DISTRIB(3TION I oR PART 60 DOCKET MATERIAL DOCKET NUMBER 50-315 FILE NUMBER INCIDENT REPORT DATE OF DOCUMENT 3-29-76 DATE RECEIVED 4-5-,W6 QLETTER RIG INAL COPY 0NOTORIZED Q UNC LASS IF I E D F)I OP INPUT FORM NUMBER OF COPIES RECEIVED DESCRIPTION Ltr.trans the following.......

ENCLOSURE RG//76-10, on 3-8-76, Concerning Inoperable intermediate deck doors.RO 76-11, on 3-2-76, Concerning Translator Calibration Shaft.....

{1 Cy.Received)p~v~PLANT NA1IE: Cook 8 1 NOTE: IF FERSG".P!"L EXPOSURE IS INVOLVED SEND DIRECTLY TO KBEGER/J.COLLINS SAFETY NCH CHIEF: W 3 CYS FOR ACTION C~ASST: W/CYS RS 16 CYS IIX)MENYl ENT TO LA FOR ACTION/INFORMATION

'ENVIRO INTERNAL D ISTRIBUTION RC PDR&E (22 CHROEDER/IPPOLITO OVAK CHECK S S HWEN E EDESCO MACCA BAER Q,O OLLMER BUNCiI'7 ER OL NS PDR: IC SIC e EXTERNAL DISTRIBUTION c agan CONTROL NUMBER 3228 NRC FORM 195 IZ-76) 4 a, Ai'Los lk'4~~rr~4 v I r Qy I INDIANA&MICHIGAN PRIER CD'MPANY DONALD C.COOK NUCL LANT P.O.Box 468, Bridgman, c an 49106 lg March 29, 1976 I)L f I Mr.J.G.Keppler, Regional't tor Office of Inspection and Enfo nt-,;<-f-, United States Nuclear Regulatory o~'ion Region III 799 Roosevelt Road Glen Ellyn, IL 60137 Operating License DPR-58 Docket No.50-315

Dear Mr.Keppler:

Pursuant to the requirements of Appendix A Technical Specifications and the United States Nuclear Regulatory Commission Regulatory Guide 1.16, Revision 3, Section 2.b, the following reports are submitted:

RO 50-315/76-10 RO 50-315/76-11 Sincerely, ('f.W.J ge en Plant anager/bab cc: R.S.Hunter R.Kilburn J.E.Dolan G.E.Lien R.J.Vollen BPI R.C.Callen MPSC K.R.Baker RO:III P.W.Steketee, Esq.R.Walsh, Esq.G.Charnoff, Esq.G.Olson J.M.Hennigan PNSRC R.S.Keith Dir., IE (30 copies)Dir., MIPC (3 copies)

Cq+'P, C,, I t ll s ,Form No.4494 CONTROL BLOCK: 1 LICENSEE'AME[Q M I 0 C C 1 0 7 89 14 15 CENSEE EVENT REPORT (PLEASE PRIMT ALL REQUIRED IMFDAMATIDM) 6 LICENSE EVENT LICENSE NUMBER TYPE T YPF.0-0 0 00 0-0 0 41 1 1 1~03 25 28 30 31 32 REPORT REPORT CATEGORY TYPE SOURCE OOCKET NUMBER FVENI OATF.RI PORT OATE.[00~]coN'T

~J L L 0 5 0-0 3 1 5 0 3 0 8 7 6 0 3,2 9'6 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION Qo 2 Durin normal o eration two ice condenser intermediate deck doors could not be 7 8 9 80[0D3]o ened because of an ice buildu around the doors caused by water leakage from air 7 89 80[oa4j I handler 1-EA.The air handler was turned off and job orders initiated to correct.7 8 9 Jog 7 8 9 Jog COMPONENT MANUFACTURER W 1 2 0 N 7 8 9 PRME SYSTEM CAUSE COMPONENT CODE CODE COMPONENT COOE SUPPLE'R VIOLATION~IonrI~sA 6 x x x x x x~N 7 8 9 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION

[oD~]Ice was removed from the intermediate deck doors and air handler 1-6A.The leaka e 80 80 80 7 8 9 Qo I was caused b an abnormal buildu of ice within the air handler reventin ro er 7 8 9~1 0 drainage.This ice was removed and,'ll components of the unit operate properly.80 80 OTHER STATUS AMOUNT OF ACTIVITY N A OFFSITE CONSEQUENCES

@is]N A 7 8 9 LOSS OR DAMAGE TO FACILITY TYPE OESCRIPTION

[<is]Z N A 7 89 10 PUBLICITY N/A 7 8 9 ADDITIONAL FACTORS 7 89 7 89 FACILITY STATUS TL POWER LJ~~OS 1 7 8 9 10 12 13 FORM OF ACTIVITY COATENT RELEASEO OF RELEASE@~2~Z Z 7 8 9 10 11 PERSONNEL EXPOSURES NUMBER TYPE OESCRIPTION

~s~00 0 2 N/A 7 89 11.12 13 PERSONNEL INJURIES f11'~7 89 11 12 44 45 N/A LOCATION OF RELEASE METHOD OF OISCOVERY OISCOVERY OESCRIPTION b Routine E ui ment Surveillance 44 45 46 80 80'80 80 80 80--80 80 80 7 89 NAME, Dav i d G.Wi zner PHONE.465-5901 80 cpo ssT-eev 4~J V+>>V$)e~e (,~*Jf.QA"',"<)'ll" CONTROL BLOCK: 1 LICENAE NAME[oa~]M I 0 C C 1 0 7 89.'I4.15 REPORT REPORT CATEGORY TYPE SOURCE Ical corn.~L~L 7 8 57 58, 59,60 EVENT DESCRIPTION

[oaf WHILE IN MODE'1,'AT 81 LICENSEE EVENT REPORT (r a.LASE PRINT ALL REOuIREO IuFORIVIAVIONg 6 L a5 as LICENSE EVF NT TYPF , TYPE I I I I~03 30 31 32 DOCKET NUMBER EVENT DATE tlEPORT DATE 0 5 0-0 3 1 5 0 3 0 2 7 6 0 3 2 9 7 6 61 68 69 74 75.00 PERCENT POWER, IT WAS NOTICED THAT INDICATED WIND DIRECTION BY 7 8 9{Oog THE 150 FOOT WIND DIRECTION RECORDER DID NOT AGREE WITH ACTUAL WIND DIRECTION.

7 8 9 Qg WAS RECALIBRATED AND THE SYSTEM WAS RETURNED TO OPERATION 7 8 9 R-50-315 76-11 7 89~'YSTEM CAUSE PINM E COMPONENT SUPPUER COMPONENT CODE CODE'OMPONENT CODE: MANUFACTURER

.VOLATION'~o>~IE~F I N S T R.U X 9 9 7 8 9 10 1'I.-;12 17 43 44 47 48'AUSE DESCRIPTION

.~08 THE CAUSE OF THE TRANSLATOR CALIBRATION SHIFT IS UNKNOWN, BUT IS SUSPECTED TO BE.7 8 9~o4 INVESTIGATION FOUND THE TRANSLATOR CALIBRATION-HAD SHIFTED 60o 70o-THE TRANSLATOR 80 80 80'0 F 80 80 80 80 OISCOVERY DESCRIPTION ROUTINE SURVEILLANCE 80 LOCATION OF RELEASE 80 4445 80 80'80 80 7 8 9 m LIGHTNING STRIKING THE LINE.7 89 QO7 89 FACILRY METHOD OF STATUS,%POWER'-, OTHER STATUS" DISCOVERY~E~08 I'A'7 8 9.10',12 13-44 45 46 FORM OF ACTIVITY CO ATENT RELEASED OF RELEASE'.AMOUNT OF ACTIVITY Z.~Z'NA NA 7, 8 9" 10'11 PEF!SONNEL EXPOSURES...':;;7 89,'\1,'l2'l3 PERS'ONNEL INJURIES NUMBER'ESCRIPTION

~."~~~~IJJJ 7 8 9 , 11 12.'PROBABEE CONSEQUENCES

.Qs]NONE-GASEOUS RELEASES'ERE SUSPENDED AS REQUIRED.7 8 9 LOSS OR DAMAGE TO FACILITY'tYPE OESCRIPTION Qc6]~Z NA: 7 89 10 PUBLICITY 7 89 ADDITIONAL FACTORS Q~g NA 7 8 9 Q~g NA N~IE.G.SWAN 80 PRD¹.(616) 465-5901 (368)CPO 861 o 67 4 h II