ML19309A165
| ML19309A165 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 12/01/1977 |
| From: | Mattimoe J SACRAMENTO MUNICIPAL UTILITY DISTRICT |
| To: | |
| Shared Package | |
| ML19309A160 | List: |
| References | |
| NUDOCS 8003260877 | |
| Download: ML19309A165 (1) | |
Text
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ucesses eveur nemar CONTROL BLOCK:l l
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(m.ds PRINT mLL REGUIRED INFORMATIO3) 1 6
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W uc = NuMaa IclAlRlSlSl1l l0 l 0 l-l 0l 0l 0l 0l0 l-l 0 l0 l l 4l 1l1l 1l 1l l 0l 1l 7 89 14 15 25 26 30 31 32 N sou E OoOET NUM8ER EVENT DATE REPORT DATE CATEconY O 1 CON T l M l I l l Ll lL l l0 l 5 l 0 l-l 0 l 3l 1l 2l l1l1l1lll 7l 7l l1 l2 l0 l1l 7 l 7l 7 G 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION O
lon November 11, 1977, the position indications for two valves recently modified for l
80 7 89 M llong-term cooling considerarions were misread, and the valves were repositioned. Thislpj 80 '
7 89 g lcesulted in isolation of one of the two HPI lines in the B loop. The A loop was still l 80 7 89 Q lavailable.
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7 89 (RO-77-17)
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Ql 80 - !
7 89 m
COMPONENT CODE MANUF VOLA 110N
-0 lS lF l l_A_)
l7 l Al LIV l E lII l Zl l Zl 9l 9l 9l lY l 7 89 10 11 12 17.
43 44 47 48
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CAUSE DESCRPTION
,,j g ]The addition of motor operators to the valves necessitated addition 'of backlighted l,
so '- l 7 89 The new switches were installed with the open light l Q lpushbuttoris in the control room.
,g,
7 3)glon the bottom, while standard practice has Open on top.
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'sNT s powEn
, OTHER STATUS C
E OSCOVERY DESC;hPTON
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l0 l7 l8 l l NA l W l Normal flow test on isolated line. l 7 8 9
10 12 13 44 45 46 80 CONTENT AMOUNT OF ACTMTV LOCATON OF AELEASE OF AELEASE l AELEASED y
NA l
l NA l
W 12 7 8 9
10 11 44 45 80 PEESONNEL EXPOSURES NUMSER TYPE DESCAIPTON 13 l0 l 0 ! 0l lZ l l
NA l
7 89 11 12 13 80,1 PERSONNEL INJURIES NUM3ER CESCRIPT.CN 14 lO!0l0l l
NA l
7 89 11 12 80,
OFFSITE CONSECUENCES g l Minimal to none l..
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80 7 89 LOSS OR DAMAGE TO FAC.'UTY Tvn cESCwrCN (Z l l
NA l
1 80
_ 10 7 89 PUBUCITY l Local newspapers and wire Services notified November 18, 1977.
l 17 80 9
ADDITIONAL FACTORS l'1"he inverted switches will be chanced so thev match the standard control room switch.
l-e0 8003 260g%
19 l l,_
80 7 89 NAME.R. W. Colombo /F. T. Eisenhuth PHONE:(916) 452-3211 GPO 889 467
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