ML20004D502

LER 81-013/03L-0:on 810505,during Environ Air Sample Collections,Continuous Samples Found Not Drawn at Station at 1.4,in Violation of Tech Spec Table 3.9.1.Caused by Defective Windings.Failed Pumps Replaced

ML20004D502
Person / Time
Site:	Vermont Yankee
Issue date:	06/04/1981
From:	Murphy W VERMONT YANKEE NUCLEAR POWER CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20004D498	List: ML20004D497 ML20004D502
References
LER-81-013-03L, LER-81-13-3L, NUDOCS 8106090472
Download: ML20004D502 (1)

Text

l NRC FORM 366 U. S. NUCLEAR REGULATO3Y COMMISSION

' (7 77)

LICENSEE EVENT REPORT LER 81-13/3L S CONTROL 8 LOCK: l 1

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(PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) jolillvlTlvlYlsjlj@l 0 l 0 ] -l 0 l 0l 0l 0l 0l -l 0] 0lgl4 l1 l1 14 15 LICENSE NUMBER 25 26 l1 l 1 lgl57 CAT uCENSE TYPE JG l

$8 lg 7 8 9 UCENSEE CODE CON'T 10l11 5O[RCE I U hl 0l 5 l 0l 0 l 0l 2l 7l 1Ql0 l5 l0 l5 l8 l1 gl0 l6REPORT 14 75 l0 l4 l8 l180l@

DATE 7 8 60 61 OOCKET NUM8ER 68 69 EV ENT CATE EVENT OESCRIPTION ANO PROBABLE CONSEQUENCES h t o 12 l IDuring weekly environmental air sample collections on 5/5 and 5/13/81. it was I

( I o t a l (discovered that continuous samples were not being drawn at station AT 1.4 as reauir- 1 l

10141 led bv T.'S. Table 3.9.1. Durina the above periods. olant stack release levolm voro 10151 Inormz l and east experience has shown them to be undetectable by environmental air  !

10 is I lsampline. It is therefore concluded that these incidents were of no conseauence. or l l o 17 I lootential consecuence. to the health and safety of the oublic. Similar occurrences i Io!91 Iwere reported as R0 80-21. 81-05 and 81-09. l 80 7 8 9 E CODE SU CO E COMPONENT CODE SU8 CODE SU E 10191 7 $

I B l B lh Wh l B lh lP l U l M l P l X l Xlh l C l@ l Z lh 9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION tiV ENT YEA R REPORT NO. CODE TYPE NO.

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@ yy.RRE RO l 81 Il l-l 1011l3l l/l 10l3l lL l l-l l_0j

_ 21 22 23 24 26 27 28 29 30 31 32 K N AC 0 ONP NT ME MOURS S8 T POR 8. Su L *AANUP C RER LcJ@l.c_l@

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44 47 CAUSE OESCRIPTION AND CORRECTIVE ACTIONS h 11 101 l Defective windines caused the pumps to cycle on and off under field conditions. The I ti g ] failed pumps were replaced by other pumps which bench tested satisfactorily. Pumps !

,, ,,, gof a different manufacturer have been ordered and will be installed and evaluated I g , ; 3 g j for possible pemanent use. I I

Ii I4 I I - 80

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• b POWER OTHER STATUS 01 O RY ulSCOVERY DESCRIPTION ST NA lBl@l Technician Observation l l l t 15 l bh l 0l 9l 9l@[ l A TIVITY CO TENT RELEASED OF RELEASE AMOUNT OP ACTIVITY LOCATION CP RELEASE NA l I1 l6_] d h dhl NA l l PERSONNEL EXPOS ES NUMSER TYPE DESCRIPTION i

i1 m 101010 l@tzJ@i NA P ERSONNE L INJURIES NUMBER DESCRIPTION NA l 1 TTl8 9lo i n in 73112 7 it 80 T E DE R PT ON l

I i 191 [g_jhl NA 80 7 8 9 to 8

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y 'SSUE y@DEl CRIPTION NA l 68 69 30 3 7 8 9 TO

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NAME OF PREPARER Warren P. Murchv PHCNE:

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