05000321/LER-1979-080-03, /03L-0:on 790904,rod Block Monitor B Was Out of Svc More than 24 Hours.Caused by Need to Repair Malfunctioning Circuits.Rod Block Monitor Was Returned to Svc Following Repairs

/03L-0:on 790904,rod Block Monitor B Was Out of Svc More than 24 Hours.Caused by Need to Repair Malfunctioning Circuits.Rod Block Monitor Was Returned to Svc Following Repairs

ML19275A391
Person / Time
Site:	Hatch
Issue date:	09/25/1979
From:	Nix R GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19275A390	List: 05000321/LER-1979-080, Forwards LER 79-080/03L-0 05000321/LER-1979-080-03, /03L-0:on 790904,rod Block Monitor B Was Out of Svc More than 24 Hours.Caused by Need to Repair Malfunctioning Circuits.Rod Block Monitor Was Returned to Svc Following Repairs
References
LER-79-080-03L-01, LER-79-80-3L-1, NUDOCS 7910040246
Download: ML19275A391 (1)

LER-1979-080, /03L-0:on 790904,rod Block Monitor B Was Out of Svc More than 24 Hours.Caused by Need to Repair Malfunctioning Circuits.Rod Block Monitor Was Returned to Svc Following Repairs

Event date:
Report date:
3211979080R03 - NRC Website

text

U.S. NUCLEAR REGULATORY CCMMISSION

~= FORM 368 7)

LICENSEE EVENT REPORT CONTROL BLOCK: l l

l l

l l j@

(PLEAsE PRINT OR TYPE ALL REQUIREO INFORMATION) 6 eillc l A lE lI lH l1 l@l 0 l 0 l 0 l 0 l 0 l 0 l 0 l 0 l 0 l 0 60 [@l4 l1 (1 l1 l1 [g[

[ (g LICENSEE CODE 14 13 LICENSE NuvuEii 25 26 LICENSE TYPE Jo Si CAT S4

'N

• E'{"y [ L Q(O l 5 l 0] O l 0 f 3 l 2 l 1pl 0 l 910-l4 { 7 l9 @l0 l9 l215 [7 l9 [@

ti S

60 68 CCCK E T *.Uv9 E R td 63 EVENT QATE 14 75 REPORT C ATE ga EVENT Or$CRIPTICN ANO PRO 9 ASLE w'CNSECUENCES h RW

'B' was removed from 321 l RB (',B',was ou; :! service fo 3 eater tha

'4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />.

.u service at 0500 sn Septeober 3,1979 and retutned to servit e at 1505 on September 4,g 13 I e,

l 1979. A similar occurrence was reported en LER 75-74.

There were no affects on j

the envircus.

3 l 16 1

!i i

l l

a l 83 C E CC E SUSC i COMPC NENT CQC8 163 dE SV

'i 9

it IE l @ g @ W Q l3 Il Nl Sl T j Rl U l@ l Y l@ ]@

S 9

to i

82 1

is is a0 S E OVENTI AL OCCUR 4ENCE REPORT R EVlilON ggfgo EVENT YE A R R EPOR T NO.

CCOE TYPE' No.

@ y(E l7l9l

[--J l 0] ni 0l 10l3l y

[---J W

R

_ 23 22 23 24 26 27 2S 23 30 31 32

.T MET HOURS

$B

• 5 FC 8.

SU PP LI E MANVP CTU 4

AK N T CN P

l>J@l Z I@

LzJ@

LZJ O 1 01 ol ol 0]

l Nj@

lNl@

lNl@

lGl0l8l0l@

33 34 JS 34 33 44 41 42 43 44 4r CAUSE DESCRIPT!CN ANO CCRRECTIVE ACTIONS h The R3M was removed f rom service Lo repair circuits which were malfunctioning.

l 2 O l The RBd had f ailed in a conservative mode by not allowing specific reds to bc l

m-[T-] l withdrawn at conditions which would have allowed th rir withdrawal. The RBM was l

, g l

returned to service f ollowing repairs.

gl l

A I

n a s STA 5

% PCWER OTHER STATUS DISGov RY O'SCOVERY CE SCRIPTION NA l

l Al@l Operator observation l

lE l@ l 0 8l9l@l 5

ACTivlTV C fTENT LOCATICN Cf RELE ASE RELEASEO OFRELEASE AMOUNT OF ACTIVITY l

NA l

NA LZj @ [Zjgl t

s 8'l 44 45 8 9 to Ia I

,ERSOMNEL ExPCSUME5 NA i

5 l1, 14thJk_

l NUMSER TYPE D E SCftiP TION l0l0l0j@lZl@[

i

,ERsoNsti.'imu'A Es oEsCR,ricN@

) Oh e/

9t 1

l NuuSER NA f l lo lo l0 l@l a

s ii n

LOSS CP On OaMAGE TO FACILITY l

TYPE DE SC AIP flCN NA y@l i

9 8 9 to NRC USE ONLY 79100404 llll1ll1IIlllI PV 8 L tCi t y l

1 issufo oEsCaiPriaN NA y

l so :

2 o

sa as e e io R. T. Nix g y. 912-367-7781