ML19317F962
| ML19317F962 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 03/31/1975 |
| From: | Colombo R SACRAMENTO MUNICIPAL UTILITY DISTRICT |
| To: | |
| Shared Package | |
| ML19317F830 | List: |
| References | |
| NUDOCS 8002210667 | |
| Download: ML19317F962 (1) | |
Text
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UCENSEE EVENT REPORT
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l LEASE f!!NT ALL CE:UIRE3 liJFZ' MATIO;4)
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CONTROL BLOCK:[
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UCENSLE UCENSE EVENT NAME ECENSE NUMBER TYPE TYPE l Cl A l R l S I Sl 1l l 0l 0l-l 0 l 0l 0l 0l 0l-l0 l 0 l l 4 l 1'l1 l 1 l 1l l0l-1l 89 14 15 25 26 30 31 32 CATECORY T
S COCKET NUMBER EVENT CATE AEPORT CATE QCON'T l Pj Ol y l1 l l0 l5 l0 l-l 0 l 3 l 1l 2l l0 l2 l2 l2 l 7 l 5l l 0l 3l 3l 1l 7 [ 5 l 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCR;PTION Q l During a routine surveillance test (SP210.01C) the Emergency Feedwater Bypass Valve l
7 89 60 g l SFV-20578 would not open automatically from a :ontrol room signal. The valve was l
7 89 80 l manually stroked once and the automatic controls successfully opened the valve severall o
7 89 80 gg l times. The surveillance test was repeated, the valve operated properly, and the test l 7 aa eO g lwas completed.
The valve was retested successfully on March 31, 1975 and will be l
7 89 retested during April and tiay 1975.pefAO-ib-0).
80 l
SYSTEM CAUSE COMPCNENT CCMPCNENT CODE CCCE COMPONENT CCOE SUP8'UER MAIMACTUREA vot.ATON i
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7 89 10 11 12 17 43 44 47 48 CAUSE DESCR:PTION
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l The packing had bound to the valve stem. Frequent exercising willywear in the' packing l O
7 89 80 l
l and permit reliable operation of the valve during subsequent testing.
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7 89 l
80 1
i F Ar a STY METHOo CF STATUS
% POWER CTHER STATUS CISCOVS AY OrSCOVEAY OESCA:PTCN J
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10 12 13 44 45 46 80 ACTMTV CCNTENT RELEASED OF AELEASE l AMOUNT OS ACTMTV LOCATON OF AELEASE 12 lZ l
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10 11 44 45 80 PERSONNEL EXPOSURES NUMBEA TYPE DESCA'PTCN DE l 0l Ol 4 l Zl l NA l
7 89 11 12 13 80 PERSONNEL INJURIES f
NUMBEA OESCASTCN H l ol 0101 I NA I
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7 89 11 12 80 OFFSITE CONSEQUENCES EE l UA 7 89 LOSS OR DAMAGE TO FACIUTY TYPE DESCAiPTON
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1 7 89 10 80 '
PUDLICITY Q l The Sacrsmento Bee and Union informed February 24, 1975.
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7 89 80 ADDITIONAL FACTCRS 80022 0 (6 p J9 eO --
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.,..e eO a Ronald U. Colombo gggg.
PHONE:
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