05000364/LER-1981-013-03, /03L-0:on 810505 & 06,lube Oil & Fuel Oil Leaks Found on Diesel Generator 2B.First Caused by Leaking O-ring on Lube Oil Strainer;Second by Fatigue Failure of Compression Fitting on Copper Line.Ring & Line Replaced

/03L-0:on 810505 & 06,lube Oil & Fuel Oil Leaks Found on Diesel Generator 2B.First Caused by Leaking O-ring on Lube Oil Strainer;Second by Fatigue Failure of Compression Fitting on Copper Line.Ring & Line Replaced

ML20004F644
Person / Time
Site:	Farley
Issue date:	06/12/1981
From:	Hairston W ALABAMA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20004F638	List: 05000364/LER-1981-006-03, /03L-0:on 810421 & 22,diesel Generator 2B Failed to Reach Rated Speed in Required Time.Cause Not Stated.Fuel Oil Day Tank Foot Valve Replaced & Fuel Line Check Valves Cleaned 05000364/LER-1981-008-03, /03L-0:on 810422,diesel Generator 2C Sequencer B2J Failed to Meet Time Requirements for Picking Up Step 2. Caused by Agastat Timer Setpoint Drift.Setpoint Adjusted 05000364/LER-1981-013-03, /03L-0:on 810505 & 06,lube Oil & Fuel Oil Leaks Found on Diesel Generator 2B.First Caused by Leaking O-ring on Lube Oil Strainer;Second by Fatigue Failure of Compression Fitting on Copper Line.Ring & Line Replaced ML20004F637
References
LER-81-013-03L, LER-81-13-3L, NUDOCS 8106190326
Download: ML20004F644 (2)

LER-1981-013, /03L-0:on 810505 & 06,lube Oil & Fuel Oil Leaks Found on Diesel Generator 2B.First Caused by Leaking O-ring on Lube Oil Strainer;Second by Fatigue Failure of Compression Fitting on Copper Line.Ring & Line Replaced

Event date:
Report date:
3641981013R03 - NRC Website

text

..

~

LICENSEE EVENT REPORT

(

' CONTROL BLOCK: l l

.l l

l l lh.

(PLEA 0E FRINT OR TYPE ALL AECUlRED INFORMATION)

I 6

fo'lT} l A l L-l J lM lF l 2 l@l 0 l 0 l - l 0 l 0 l 0 l 0 l0 l-l C l 0 l@l 4 l 1 l 1 l 1 l 1 (gl l

lg j

8~9 LsCENSEE C00E s4 15 uCENsE Nc.3aA 25 26 uC27.5E TYp1 JC 57 CAT 53 l

E lL @l Ol 5l 0l 010 l 3 l 6 l 4 @l 0 l5 l0 l5 l8 l l!@l Ol 6 l Il 2 l 811 l@

7 8

60 68 OCC4 ET.* UV8 E R 68 63 EVENT 0 ATE 74 75 REPOAT OATE 33 EVENT DESCRIPTION AND PROSASLE CON 3EQUENCES h.

~

lo 2l l At 1026 on 5/5/81 and 0915 on 5/6/81, Diesel Generator 2B was declared inoperable due to g 4 a e a I-1 a lube oil leak and fuel oil leak respectively. Tech. Spec. 3.8.1.1, in part, requires ;

ITITI IDG 28.to be operable. Tech. Spec. 3.8.1.1 action require =ents were met.

Health / safety l o i s I l of the public was not affected. The occurrence on 5-5-81 was the sixth failure -in the l

foTs'] I last 100 valid tests.

~

r l0 l7l l l

loir i l I

F 39 50 SYST E *.1

- CAUSE

CAUSE

COV7 VALV!

CCCE COoE

$U;CCOE COMPONE*4TC00F SU10005

$U3C005 Lo uj l E l E l@ lE l@ l3 l@ lE lN lG l Il Nl El@ lZ l@ lZ l@

7.

4 9

10 In 12 IJ 14 13 23 SEQUENTIAL oCCUA RENCE RE7 CAT REVISION LER EVENT YEAR R EPO A T No.

CCOE TYPE No.

@ yy j.'Po l 8l ll l-l l011l3l y

l013l l Ll l-l J

a Ef,j 1

28 22 23 24 26 27 28 29 33 31 32 ACTION FUTURE EFFECT S M 00WN ATTACHVENT P;PRC-1 PRIVE COM7, CCVSONENT p

TAKE*4 ACTION ON *LANT

?4ETHO3 HOURS SU5MITTED FCAMY.3.

SU78U EA VANU:ACTU*EA l A l@l Z !@

lZ l@

l Z l@

31l 0 l 0 l 0l l

l Y l@

lNl@

lAl@

[ F l0 l1 [0 l(

3J 34 as 04 40 41 42 43 44 47 CAusE ossCRieTION Ano CoaREC :vE ACTroNs @.

g l The cause for the first e rent was a leaking "0" ring on the lube oil strainer and the "0','

PTFl ~ l ring was replaced. The cause for the cacond event was a fatigue failure, due to vibra,

j,,.,j l tion, of the compressi:n fitting on a copper line. The line was replaced.with stainless j - 1 l steel and rerouted to reduce vibration. Following a successful timed start DG 2B was i

i4i l returned to service at 1312 on 5/5/81 and 1425 on 5/6/81.

This event occurred during l

E3 F ACILITY METHOO CF STATUS

• POWEA oTHE A STATUS CISCOVERY C3500VERY OESCAtPTION il5l l Gl @ l 0l 0[ 0l@l NA l

l3[glSurveillanceTest l

' JTiviTv Ce'ArENr

'5 so aveuNT cp ACTivtTy Q,5, to:27o'Neppggggggh

) Ia i I Zl @o CF MELEASELZ_l@l RELEA$t NA i

l NA l

PERsonNEt ExposOEs l 7 l l 0l 0 l 0 l@l Z l@l:52co nCN @ NA Nuveta Tvn

)

l

,ERscNnEL.Na'iEs So Nuvsfa cEsem.cN r la l 'l 01 0101@l NA l

3 Il 12 r. 3 LC$3 OF CA OAuAGE TO FAcuTv g3

'TYP1 QESCAIPTICN

%1~lZl@l, NA

[

3 9 10

,stuf*"Es"C-Tien @.

lojiaf81

- 810 619 03 2.(p

""C " "

s NA l

ll llI1ll l1!l l{

t 3 30

_ _ _ _, _. _6S Sp_..,

c s

y ra. s :

1 t

I LER NO.' 81-013/03L-0 CAUSE DESCRIPTION A!iD CORPICTIVE ACTIONS (Continued)

- _ Unit-2 :startup testing, and-falls ~ within - the scope of a special corrective action

}._

. task force. Preliminary results of 'the task force evaluation have been sub=itted

-'to NRC-by separate' correspondence, s

6 e

l w

1 0

4 i