05000249/LER-1980-045, Forwards LER 80-045/03L-0

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Forwards LER 80-045/03L-0
ML17193A628
Person / Time
Site: Dresden 
Issue date: 01/11/1981
From: Scott D
COMMONWEALTH EDISON CO.
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML17193A629 List:
References
81-25, NUDOCS 8101260570
Download: ML17193A628 (3)
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LER-1980-045, Forwards LER 80-045/03L-0
Event date:
Report date:
2491980045R00 - NRC Website
v • d • e

text

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5 Commonwea!AEdison Dresden Nuclear -r Station R.R. #1 Mbrris, Illinois 60450 Telephone 815/942-2920

  • DJS LTR /181-25 James G *. Keppler, Regicmal Director January 11, 1980 Directorate of Regulatory Operations - Region III U.S. Nuclear Regulatory Connnission 799 Roosevelt Road Glen Ellyn, IL 60137

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Reportable Occurrence Report f/80-45/03L..,.O,. Docket tf.050-249 is being submitted-to your office in accordance with Dresden Nuclear Power Station Technical Specification.6.6.B.2.(b),* conditions. leading to operation in a degraded mode permitted by a limiting condition for operation or plant shutdown required by a limiting.condition for operation.

DJS/lg Enclosure Station Superintendent Dresden Nuclear Power Station cc:

Director of Inspection. & Enfo.rcement Director *of. Management. Information & *Program Control U.S. NRC, Document.Mgt.

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  • File/NRC JAN l 9 198f
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i1-111 LICENSEE EVENT REPORT CCNTROL-SLOCK: I.I 10.

(PLEASE PRINT OR TY.LL REQUIRED INFORMATION) 1 6

CillJlrlLln IR Is l3l@lo!ol-IOIOIOIOIO1-10101@141 1 111 1 1 1 1©1 I

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LICENSEE CODE 14

  • 15 LICENSE NUMBER 25 26 LICENSE TYPE JO 57 CAT 58 CON'T I o I, I 7

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60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION ANO PROBABLE CONSEQUENCES@

I During normal operation, while performing LPCI valve operability surveillance, the Lill]

!]JI] I drywell spray header outboard isolation valve would not close from the control room.

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I The health and safety of the general public was not endangered because the inboard r;;-rci isolation valve was operable and maintained closed until the outboard valve was L...2....1.§_j.._I ___

[Q))J shut.

This is the first occurrence of this type for this valve.

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8 9 80 [ill]

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SYSTEM CODE Is IF I@

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CAUSE

CAUSE COMP.

CODE suscoDE COMPONENT CODE SU8CPDE

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  • 11 12 13 18 19 SEQUENTIAL OCCURRENCE REPORT

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LE A/RO LVENT YEAR REPORT NO.

CODE TYPE 0

REPORT I 8 I 0 I I. I I 01 41 51 I 0 I 3 I L!:.J I I NUMBER 21 22 23 24 26 27 28 29 30

31.

ACTION FUTURE EFFECT SHUTDOWN

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ATTACHMENT NPRD-4 PRIME COMP.

REVISION NO.

lQJ 32 COMPONENT MANUFACTURER TAKEN ACTION ON PLANT METHOD HOURS ~ SUBMITTED FORM :;us.

SUPPLIER L!J@W@ W@ LI I 01 01 OJ 01 L!!..I@

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33 34 35 36 37 40 41 42 43 I GI 01s I 01@

CAUSE DESCRIPTION AND CORRECTIVE ACTIONS @

44 47 The suspected cause of failure was a stuck plunger on the closing coil of the valve motor breaker.

The plunger was freed by moving the closing coil by hand.

The valve [ill]

was cycled several times while monitoring the coil.

No problems were noted.

In addi-IJJI1

._I _t_i_o_n_,_s_i_n_c_e_t_h_e_f_a_i_l_u_r_e_t_o_o_p_e_r.,a_t_e~,.,t_h_e_v_a_l_v_e_h_a_s_b_e_e_n_c_y_c_l_e_d_o_n __

th_r_e __ e_d_i._f_f_e_r_e_n_t ___ ___.

[)))) I occasions as part of the required surveillances.

No further action deemed necessary.

7 8

9 FACILITY

'30' STATUS

% POWER OTHER STATUS \\::::J DJII W I 1 I 0 I 0 l@I.... _ ___.N...._/..._A __

80 METHOD OF A

DISCOVERY DISCOVERY DESCRIPTION ~

l!..JV._l_M_o_n_t_h_l_y.._S_u_r_v_e_1_*1_1_a_n_c_e_T_e_s_t _______

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9 10 12 1'.l ACTIVITY CONTENT

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RELEASED OF RELEASE AMOUNT OF ACTIVITY ITEJ w @ W@I.... ___

N.._/.::.:..A _* ____

7 8

9 10 11

7.

45 46 80 44 45 N/A LOCATION OF RELEASE@

80 PERSONNEL EXPOSURES

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NUMBER

(.:;::;\\TYPE r.;';:;\\ OES.CRIPTION.

ITl2J IO IO IO l~~\\31......... ________ N_/A ________________________________________ ___.

7 8

9 11 12 13 80 PERSONNEL INJURIES

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NUMBER DESCRIPTION~

IJJIJ 1010 10 1@)~*------------N_IA ________________________________________ ___.

7 8

9 11 12 80 LOSS OF OR DAMAGE TO FACILITY 143' TYPE

DESCRIPTION

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N/A 7

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10 so NRC USE ONLY PUBLICITY

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ISSUED/,;";;\\ DESCRIPTION 4.S ITI§] Wei.

I A I I I l I I *1 I I I I I I~

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68 69 815-942-2920 422 80*;

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CoP.Jmonw!!afth* Edison STA UNIT YEAR NO.

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PART1(TITLE OF DEVIATION OCCURRED.

LPCI Valve 3-1501-27B Failure to Close 12-19-80 0105 DATE TIME I SYSTEM AFFECTED 1500 PlANl CONDITIONS TESTING LPCI Run 2512 832 CD CJ MODE PWR(MWTl LOAO(MWE)

YES NO

DESCRIPTION OF EVENT

During LPCI valve operability testing, the 3-1501-27B valve could not be closed_ from the control room.

U k DESCRIPTION Of CAUSE n nown at this time.

OTHER APPLICABLE INFORMATION The valve was subsequently closed, after moving the closing coil by hand.

EQUIPMENT OD YES FAILURE ONO OR NO.

N/A

  • . WR NO *.
  • 10627 PART 2 I OPERATING ENGi NEERS COMMENTS Michael Wright RESPONSIBLE SUPERVISOR 12/20/80 DATE Following manual ac.tuation of the closing coil, the valve was successfully cycled three times from the control room.

The 3-1501-28B valve was maintained in the closed position until the

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.3.l-27B valve was closed.

SAFETY-TYPE OF DE'VIATION EVENT OF POTENTIAL TECH SPEC NON-REPORTABLE'

  • . ANNUAL RELATED I

REPORTABLE OCCURRENCE.

  • PUBLIC INTEREST VIOLATION OCCURRENCE

. REPO'RT I NG

.WR ISSUED

~-** D 14 DAY D 10CFR21 D

. [!] 30 DAY NOT! Fl CATION 6.6.B.2.b

. REPORTABLE CCCURRENCE ACTION ITEM NO

  • NUMBER D:- 80-45/031-0 24-HOUR NRC NOTIFICATION DTPH REGION I I I DATE TIME DTG'v1 REGION I I I & DOL CATE TIME RESPONSIBLE COMPANY* OFFICER INFORMED OF IOCFR21 CONQITIONS AND THEIR REPORT TO NBC REVIEW ANO COMPLETED ACCEPTANCE BY STATION REVIEW AS REQUIRED D"ATE RESOLUTION APPROVED ANO AUTHOR I ZED FOR 0 I STR I BUTI ON 8&~5176 10*77 (FORM IS*sz-~J D

D PROMPT ON-SI TE R. M. Rafi an Tl TLE Tl TLE PROMPT OFF-SI TE F. A. Palmer Tl TLE Tl TLE Tl TLE YES [i]

YES !TI NO D NO NOTIFICATION 12/19/80 DATE DATE NOTIFICATION 12/22/80 DATE DATE DATE 1_2/.20/80 DATE

' DATE D

0600 TIME TIME 10:08 TIME TIME TIME

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