05000324/LER-1979-085-03, /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

From kanterella
(Redirected from ML19256E486)
Jump to navigation Jump to search
/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 Duke Energy icon.png
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:
References
LER-79-085-03L, LER-79-85-3L, NUDOCS 7911070510
Download: ML19256E486 (1)


LER-1979-085, /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
Event date:
Report date:
3241979085R03 - NRC Website

text

1,,

t.!CENSEE cs a T REPORT

- 3ONTROL 8 LOCK: l l

l l

l lh (PLEASE PMNT OR TYPE ALL REQUIRED INFORMATION) 1 6

171 IN Ic la It lp 12 I@lo 10 l lo lo lo lo lo l In In l@l al il il il,1@l I

8 9 LICENSEE CODE 14 15 LICENSE NUMSER 25 26 LICENSE TYPF JO 57 CAT 54 CON'T

$ URN I L hl O l 5 10 l-lo l 3 l 2 l4 @! o ! 91 il Al 7l9 gl1 l0 0 l9 l7 l9 lg o

1 i

8 60 61 00GKET NUMBER 68 69 EVENT DATg 74 75 REPORT DATE 80 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 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 l

[oifd l

e

~

g l S l E l @ QQ2j lGlg jIihi5;;i

,g

d g lZ lQ o

9 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.

O",R'u g l217l9 l---J l 01815 l y

l0l3l lL l l-l [0J u

22 23 24 26 27 28 29 30 31 32 Mb HOURS 22 58 I FOR S.

$bPPL ER MANU8ACTURER N ACT O O P T

lB [gl Xl@

l Zlg W@

l 0l 0l O! 0l l Nl@

lY[g Al@

l X l 9 l 9 [ 9 l@

as 24 25 26 ai 40 4

42 4s a

47 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 Iventive maintenance procram is now being performed on this recorder and should oreventI i 2 g la recurrence of this type.

The manufacturer is being consulted atout a more reliable l Irelav to use for the K ~3 function.

I i

4 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

ia u

44 4s as s0 84 ig 7

RELEASED OF MELEASE AMOUNTOF ACTIVITY LOCATION OF RELTASE Q.,,1s,j W @ l,,,,Z,jgl NA l

l NA l

PERSONNEL ExPcSUAES

),, n 3 NUMBER TYPE

DESCRIPTION

f i

7} l 0 l 0 l 0 l@l Z l@l NA

~

l 1

PERSONNEL INJU IES NUMBER

DESCRIPTION

E l o 10101@lNA 7

8 9 11 12 80 LOSS OF CR CAMAGE TO FACILITY Q 7911070

/()

TYPE

DESCRIPTION

%./

g ygl NA 7

8 9 10 80 ISSUE @OESCRIPTION@

NRC USE ONLY l MA l

LllIIIIllllll$

2 0 80 3 7

8 9 10 68 69 A. C. Tollison. Jr.

~D PwoNE:

NAME OF PREPARER