05000272/LER-1981-074-01, /01T-0:on 810826,operator Discovered Svc Water Leaking from Bottom Secondary Coil on Containment Fan Coil Unit 11.Caused by Secondary Coil Failure.Coil Blank Flanged Off

/01T-0:on 810826,operator Discovered Svc Water Leaking from Bottom Secondary Coil on Containment Fan Coil Unit 11.Caused by Secondary Coil Failure.Coil Blank Flanged Off

ML20010G459
Person / Time
Site:	Salem
Issue date:	09/08/1981
From:	Dickey F Public Service Enterprise Group
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20010G456	List: 05000272/LER-1981-074, Forwards LER 81-074/01T-0.Detailed Event Analysis Encl 05000272/LER-1981-074-01, /01T-0:on 810826,operator Discovered Svc Water Leaking from Bottom Secondary Coil on Containment Fan Coil Unit 11.Caused by Secondary Coil Failure.Coil Blank Flanged Off
References
IEB-80-24, LER-81-074-01T, LER-81-74-1T, NUDOCS 8109210184
Download: ML20010G459 (1)

LER-1981-074, /01T-0:on 810826,operator Discovered Svc Water Leaking from Bottom Secondary Coil on Containment Fan Coil Unit 11.Caused by Secondary Coil Failure.Coil Blank Flanged Off

Event date:
Report date:
2721981074R01 - NRC Website

text

NOC FOOM 366 U. S NUCLE AR QEGUL ATOQY CONGIS5cN f7 7W LICENSEE EVENT REPORT

, CONTROL BLMct l l

l l

l l.h l

(PLE ASE PRINT OR TY ALL RE OUIR ED INF ORMATIO*.1 ST 1 Ln_I3 is I ci sl2 l@l o f o f -l o f o f o f o f o i - l o l o l@26l4 Iilil2121GI I

l c'u@

8 9 LICEN5E E CCOE 14 15 L8 CENSE NwV81m 2b LICE NSE T vPf, JO

$1 COWT ieIiI 2'm"c' Ll_.)@l of 5 I olo I o f 217 I 2 GI o 18 i2 l6 l8 l1 @l 0 l 9l 0 l 8{ 8 l1 l@

7 8

60 61 OUCK ET NUMBE R 68 69 EVENT OATE 74 76 F 13m7OATE 6;

EVENT DESCRIP'lON ANO PROB ABLE CONSEQUENCES h

^

l o 12 l l On Auguct 26, 1981, ditring a routine containment inspection, an operator discovered j p p j service water leaking from the httom secondary coil on No. 11 containment fan coil l

10 j a l l Unit (CFCU), at a rate of approximately 0.5 gallons per minute.

1.n accordance with j io!$l l NRC IE Bulletin 80-24, the NRC was notified of the service water leak in containment l 1:jej l by telephone, w n h written confirmation transmitted within the next 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

No. 11l lo67ll CFCU was removed from service, and decli3d inoperable.

A.-tion statement 3.6.2.3.b j i c ie l l was entered at 0125 hours0.00145 days <br />0.0347 hours <br />2.066799e-4 weeks <br />4.75625e-5 months <br />, August 26, 1981, because No. 13 CFCU was also out of servipe.

7 8 9 6;

s v sT E *.-

caust

cAUSE

COUP VALVE C::E CO:E sus:c:E COM*QNENT CODE Sue:CDE SUB:00E lS lB lh [h {h l Hl Tl El Xl Cl Hlh Wh l Zlh lcj9l 7

s 9

10 11 12 12 16 19 20 SEcufNTiAL OCCUR R E NCE REPO*T R E i '1' O N

_EVENTvtaa REPORT NQ CODE TYPE N

@ lgge m; Ie i 1I l-l I oI 714l I/I I oI1l W

l-l I oI y&';

_ 2, 22 22 2

a 21 a

a 2a ai 2.

A T ON ONP A T M E **

MOURS 58 I D

PORT B

SUP*Li MA 8A T

• E' lF l@lA l@

W@

lZ lh l70 l0 10 l 0l y@

W@

la lh lW l 1l 2 l Ol.]

33 3'

35 M

3 40 di 42 43 44 4

CAUSE DESC AIPTION AND CORRECTire ACTIONS h ii lcll The leakage was due to secondary coil failure.

The leahing cooling coil was blank l

l1 11 1l flanged off and the CvCU was tested satisfactory and returned to service.

Action i

g i, ;- l l statement 3.6.2.3.b was terminated at 1853 hours0.0214 days <br />0.515 hours <br />0.00306 weeks <br />7.050665e-4 months <br />, Aaoust 26, 1981.

I li t a l l (81-10, 81-11, 81-31, 81-39, 81-64, 81-72) l 15 14 1l I

7 s e a:

A US

% POWER OTMER STATUS 1O R DISCOVERY OESCRIPTION l1 l5 l l E lh l 0l 9l 6l@l N/A l

[B_,j@l Leak discovered during routine inspectich.

• AETiviTY COSTENT

[,,z] h [ h]

AuOu+c OP ACTIVITY h l LOCATION OF RELEASE @

• ELEAsEO Os RELEAst N/A l

N/A l

l 7

8 9 10 11 44 45 80 PERSONNEL EXPOSunts NUM8ER TYPE

DESCRIPTION

l ITTTl I of 01 ol@LzJ@l N/A I

' ' PER$0NNE'L INJURIES i

RiPTIONh NUMsER OEs:

@ lOl0l0lhl

'N/A 7

8 9 11 12 80 LOSS OF OR OAMACE TO FACILITY TYPE

DESCRIPTION

8,.,LzJ@l N/A I

,o

.=

PUOLICITY NRC USE ONLY ISSUEO OESCRIPTION

$ LN_jhl N/A l

lIIIIllllllI!*E 7

se io se se so :

8109210184 810908 Frank Dickey 6M35-M00

{

tRER

PHONE, PDR ADOCK 05000272 8

PDR -