ML19289D335

LER 78-107/03L-1 on 781031:during Diesel Generator Monthly Test,Room Temp Rose to 110 F & Outside Air Damper Would Not Open.Caused by Damper Linkage Being Out of Adjustment & Bound in Guide

ML19289D335
Person / Time
Site:	Davis Besse
Issue date:	11/27/1978
From:	Hartigan J TOLEDO EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML19289D331	List: ML19289D330 ML19289D334 ML19289D335 ML19289D337
References
LER-78-107-03L, LER-78-107-3L, NUDOCS 7903050344
Download: ML19289D335 (1)

Text

U. S. NUCLEAR REGULATORY COMMISSION RC FORM 7 77)

LICENSEE EVENT REPORT

, CONTROL DLOCK: l l l l l l l (Pl. EASE PRINT OR TYPE ALL REQUIRED INFORMATION) 6 1

l 0l 0l -l 0l 0l Nl Pl Fl -l 0l 3l g 4 l1 lLICE1 *.5E l 1TYlPE1JJ jgl 57 LATbd l lg jo 7

3 8 9 l0lHlDlBlSl1 LICENSEE CODE 14 15 LICENSE NUMuER 25 26 CON'T enc l00 Ll @l Ol S l 0] -l 0 l 3 l 6a4 l 636 j@ll 10 13 11 l775 l8 REPORT l@l1OATEl1 l2 l7 l7 l3 l@

80 o i EVENT DATE 74 7 8 61 OOCKET NU*.tBER EVENT DESCRIPTION AND PROOABLE CONSEQUENCES h5081.01, " Diesel Gene Fo 12] l During the conduct of ST '

The outside air damper would not open. DG 1-2 was l l o l 3 l l room temperature rose to 1100F.

j 10/31/78. This placed the unit in the Action

[oj4l l declared inoperable at 2045 hours0.0237 days <br />0.568 hours <br />0.00338 weeks <br />7.781225e-4 months <br /> on DG l-1 was operable and would have j  ;

goj,,g gStatement of Technical Specification 3.8.1.1.

DG 1-2 would start and would have continuedj l o 16 l l been available if of f site power was lost.

(NP-33-78-125) l-o 7 l to function for an undetermined amount of time.

1

'O 101811 COMP. VALVE 7 8 3 CAUSE CAUSE SU8 CODE SYSTEM COMPONENT CODE SUBCODE SUBCODE CODE CODE Cl @ [Zj @

lQ l El El @ W @ W @ l Vl Al Ll V 0l Pl@

9 to 11 12 1J 18 19 REPORT 20 REVISION 8 SMU ENTI AL OCCURRENCE No.

COOE TYPE REPORT NO.

LE R/RO EVENT YEAR l1[0 7l l, -l l0 l3 23l [L l l_l l 1l

@ RE l7l8l 24 26 21 28 30 31 32

_ 21 22 23 5 PLI MA FA T RER FOR b B.

HOURS 22 S B IT lI l2 l0 l6 lg tET AKEN ACT Or LBjgLzjg LZ o4 PLANT jg l36Z@ l0l0l0l l [ljg 41 lN lg 43 Alg 44 47 35 _ 34 40 33 34 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h The j l i l 0 l l It was discovered the damper linkage was out of adjustment and bound in a guid The damper was stroked six times. I i i g linkage was disassembled and readjusted.

2345 hours0.0271 days <br />0.651 hours <br />0.00388 weeks <br />8.922725e-4 months <br /> on j

, , l ST 5081.01 was completed, and Diesel Generator 1-2 declared operable at "of Technical Speci-j gij3gl October 31, 1978. This rcmoved the unit from the Action Statement l

, 4 lfication 3.8.1.1.

7 8 9 DISCeVERY DESCRIPTION oTHER ST ATUS ISCOV Y j 5031.01 ST S NA l { gl Surveillance Test ST ITTsl U@ 1 0'. POWER 1013 l@l A TlVITY CO TENT LOCATION OF RELE ASE RELE ASED OF HELE ASE AMOUNT oF ACTIVtTY l l NA l l NA 83 7

1 6 8 9

@ to 11 44 45 PERSONNEL EXPOSURES ,,

NUVBER TYPE DESCRIPTION -- I i 7 10 10 10 l@lzl@lNA

' '

• nRSONNELiN;u' RIES '

~UvuR oESCniPTiOs@ l NA i a 101010 l@l12 11 80 7 8 9 LoS$ OF oR OAMAGE TO FACILITY h TYPE DE SC RIP TION v l E,0 i o 8 9 Lz J@l 10

"^ "" "*' ""

7 790305024'y l lllllllllll( l:;

7 2 o 8 9 ISSUE [@UEsCnPfiON@

lN l NA to 6R 69 419-259-5000, Ext. 253 E 49 7.

John P. Hartigan pggyg DVR 78-161 .w.* cr PnEPAuca