ML19317F869
| ML19317F869 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 06/02/1977 |
| From: | Mattimoe J SACRAMENTO MUNICIPAL UTILITY DISTRICT |
| To: | |
| Shared Package | |
| ML19317F860 | List: |
| References | |
| NUDOCS 8002210603 | |
| Download: ML19317F869 (1) | |
Text
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UCENSEE EVENT REPOPT
.s CONTROL BLOCK:l l
l l
l l
l
[ptAASE PRINT ALL REGulRED INFORMATION]
1 6
O W
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oCENSE NeM.ER d lC l Al Rl SlS l1 l l0 l 3 l-l 0l 010l0 l0 l-l 0 l 0 l l 4l 1l1l 1l 1l l 0l1 l 7 89 14 15 25 26 30 31 32 iVPE son cATEcony oCCKET NUMBER EVENT oATE REPORT oATE O 1 CON'T l P l 0 l U W
l0 l 5 l 0 l-l 0 l:3l 1l2 l l0 l4 l2 l 2 l 7l 7l l0 l6 l0 l2 l 7 l 7l 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION gg l On April 22, 1977, a CRDM stator was replaced. The repair work necessitated disconneef 7 89 80 -
gg l tion of two CRDM power cables and one CRD position indication cable. Nocableverifi-ly 7 89 80 g l cation check was performed as required by Tech. Specs. Sec. 4.7.2.2.
The unit was l
7 89 80.
3g l returned to power and the incident discovered through engineer review and reported on l -
7 89
-80,
DE l May 12.
(R0 77-6) l 7 89 80 [
paug C E Co E COMPONENT COCE ACTURER VOLATION Q l Rl Bl W l C J Rl Dl Rl 51 E l l Dl 1l 5l 0l lY l 7 89 10 11 12 17 43 44 47 48 g
CAUSE DESCRIPTION 70 l A breakdown in communications between the Operations and Maintenance personnel result-l 0
7 89 80.*
Q l ed in the Control Room not being informed that two power cables were removed. With'outl 7 89 80 i
<"]lthisknowledgeaverificationwasdeemedunnecessary.
[;
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- 80 <
FACuTY utTHoo oF STATUS
% POWER oTHIR STATUS DISCOVERY DSCOVERY DESCRIPTON d
l 0l 0l 0 l l NA l d l Standard processing of work req'uestl 1
7 8 9
10 12 13 44 45 46 80 ACTMTV CONTENT RELEASEo oF RELEASE l AMOUNT OF ACTMTV LOCATON of RELEASE f/
Q
]
lZl NA l
l NA l
a 7 8 9
10 11 44 45 8d-PERSONNEL EXPOSURES NUMEER TYPE DESCR@ TON DE l Ol 0l 0 l
(_Zj l
NA l
7 89 11 12 13 80 PERSONNEL INJURIES NUMBER DESCRIPTON E l0l0h l lNA l
7 89 11 12 80 OFFSITE CONSEQUENCES Q l Minimal to none l
7 89 80 LOSS OR OAMAGE TO FAC!UTY TYPE DESCR6PTON yl NA i
1 l
7 89 10 80 PUBUCITY DE l Local newspapers notified June 3, 1977 l
"I 7 89 80 Il (3 l ADDITIONAL FACTORSThis report is filed within 30 days of discovery of occurrence. Circumsta l
l
(
)
by, 9 l _ j i
60 g {that the cables were properly reconnected.
8002210603 l
7 89 80 R.W. Colombo /F.T. Eisenhuth WO NE
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- NAME:
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GPO 881 667
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