ML19256E486

LER 79-085/03L-0:on 790918,suppression Pool Water Temp Recorder on Remote Shutdown Panel Discovered Inoperable. Relay K-3 Dirty & Not Making Good Contact.Contacts Burnished & Recorder Returned to Svc

ML19256E486
Person / Time
Site:	Brunswick
Issue date:	10/09/1979
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19256E481	List: ML19256E480 ML19256E486
References
LER-79-085-03L, LER-79-85-3L, NUDOCS 7911070510
Download: ML19256E486 (1)

Text

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! 91DATg il Al 7l974 gl1 0 l9 l7 l9 lg l0 REPORT 8 69 75 DATE 80 i 60 61 00GKET NUMBER EVENT CESCRIPTION AND PROSABLE CONSEQUENCES h Lo L2_j lWhile makine a nor-nl tour of % vamew N41df,e % au M 11arv overator noticed thad

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o 3 Ithe suppression pool water temperature recorder on the remote shutdown panel. I o 4 12CAC-TR-778. was inoperable. I o 5 Technical Specifications 3.3.5.2. 6.9.1.9b I o 6 l _

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o 9 l S l E l @ QQ2j lGlg jIihi5;;i ,, . ,g ;d g lZ lQ 7 8 9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT R EVissGN LE R/RO EVENT YEAR REPORT NO. CODE TYPE NO.

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as 25 26 ai 40 42 4s CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h i O IUpon investination, it was found that the K-3 relav was dirty and not makine nood I i i leontact. The contacts were burnished and the recorder returned to service. A ore- 1 i 2 Iventive maintenance procram is now being performed on this recorder and should oreventI g la recurrence of this type. The manufacturer is being consulted atout a more reliable l i 4 Irelav to use for the K ~3 function. I 7 e 9 a0 STA  % POWER oTH ER STATUS 015 RY DISCOVERY DESCRIPTION l 1.31,j W@ l 0l 8 l 2 l@l NA l l A l@l Operator Surveillance l ig u 44 4s as s0 7

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PERSONNEL INJU IES NUMBER DESCRIPTION E l o8 910101@lNA 7 11 12 80 LOSS OF CR CAMAGE TO FACILITY Q TYPE DESCRIPTION  %./

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80 3 NAME OF PREPARER A. C. Tollison. Jr. PwoNE: ~D .-

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