ML20028F229

LER 82-049/03L-0:on 821221,level Decrease in Vol Control Tank & Increased Reading on Auxiliary Bldg Stack Monitor Noted,Indicative of Leak.Caused by Wornout Packing.Pump Repacked

ML20028F229
Person / Time
Site:	Arkansas Nuclear
Issue date:	01/20/1983
From:	Moeggenberg D ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20028F227	List: ML20028F226 ML20028F229
References
LER-82-049-03L, LER-82-49-3L, NUDOCS 8301310285
Download: ML20028F229 (1)

Text

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NRC FORM 366 .

U.S. NUCLEAR REGULATORY COMMISSION (7-77)

LICENSEE EVENT REPORT EXHIBIT A 1_l_i_I_l_l_6l1 CONTROL BLOCK: l (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 111118 9 l 1 1 R I A l N l 0 l_2 l2 10 0 13 l4 111 l 15 7 "IIC M EE CODE' I4 I I l_0_l1 l 0 lLIC 0 lM0_I O l_0_I - l_0_,[ 7 5 2 E,NUMHll F l((CERElTVFE~ 101111457 I CAT 58 U 6 6 i i k8 6 VE lit 7 El IT EVENT DESCRIPTION AND PROBABLE CONSEQUENCES 10 l1l1l 10n 12/21/82, with the Unit operating in Mode 1, a level decrease in the Volume Control Tank and an increased [

l1l11 l reading on the Auxiliary Built"no Stack Monitor was not'ed, indicative of a leak in the Auxiliary Building. l lTill llocal visual inspection revealed a leak in the plunger area of Charging Pump 2P-368. The leak was terminated l 11l11 lwhen the camp was stonped. At the time of this occurrence, Charging Pump 2P-36A was not operable. Pump l lTill 12P-36C was placed in service and pump 2P-36B was isolated. This occurrence is reportable per Technical l l1l11 l Specifications 3.1.2.4 and 6.9.1.9 (b). Similar Reportable Occurrences on inoperable Charging Pumps include l l11118 7 9 lLER 82-044,82-037, 82-012,82-007, 81-028s81-001,80-090, 80-068,80-061, 80-034,80-019 and 79-031. I 80 SYSTEM CAUSE CAUSE COMP VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCODE lll P_,1 11 l12 l13 l_U_l l !_P_!_X_l 14 115 116 SEQUENTIAL OCCURRENCE REPORT REVISION LER/R0 l EVENT YEAR REPORT NO. CODE TYPE NO U

ACTION FUTURE EFFECT SHUTDOWN ATTACHMENT NPRD-4 PRIME COMP. COMPONENT TAKEN ACTION ON PLANT METHOD HOURS SUBMITTED FORM SUB SUPPLIER MAN'JFACTURER 118 119 (20 121 1,0_ I __0_ l 22  !?1 l24 125 1,0_i_4_,1 26 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 27 l111l IThe leak was caused by worn out packing. The pump was repacked. One packing sprina and plunger, showinq l l1l1l l signs of wear, were also replaced. I l1111 l l iIIII i i 111118 7 9 l l 80 FACILITY METHOD OF STATUS  % POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION l111l l1128 l1 i NA 130 l A !31 I Operator Observation 132 7 8 9 1 F l_0_l 1 12 12913 44 45-~ 40 80 ACTIVITY CONTENT RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE 1111l8 7 9 l Z_l33

_ I Z 134 l 1F 11 NA 135 i NA 136 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION 11111 l_0_l_0__I O 137 l Z'l38 I NA 139 7 8 9 71 IT~ 13 80 PERSONNEL INJURIES NUMBER DESCRIPTION 111118 7 9 l 0__l_0_l~0 140 l NA

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~11 12 80 LOSS OF OR DAMAGE TO FACILITY TYPE DESCRIPTION 1111l l_Z__l42 i NA I43 PUBLICITY ISSUED DESCRIPTION NRC USE ONLY 11111 l._N,l44 l NA 14$ l l,l,l_l,1,l_l_i_l,l_I l 7 8 9 10 68 6 ,3 50 NAME OF PREPARER Dan Moeqqenberg PHONE: (501) 964-3100 F301310285 830120 PDR ADOCK 05000368 S PDR _ _ _ _ .

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