ML19309A334
| ML19309A334 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 12/09/1977 |
| From: | Mattimoe J SACRAMENTO MUNICIPAL UTILITY DISTRICT |
| To: | |
| Shared Package | |
| ML19309A332 | List: |
| References | |
| NUDOCS 8003270770 | |
| Download: ML19309A334 (1) | |
Text
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LICENSEE EVENT REPORT a
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jlclalnlsIslil I ol 01-10 l o l o l d 01-10 lo l l d i 1111111 101 il 7 89 14 15 25 28 30 31 32 CATEGORY PE SO RC DOCKET NUM8ER EVENT CATE REPORT CATE h CONT l Pl Ol d lLl l 0l Sl0 1-l 0l 3l ' ! 2 l l1 l1 l ll Il 7l 71 l l l 2 l 0 l 7l 7l 71 7 8 57 58 59 80 81 68 69 74 75 80 EVENT OESCRIPTION gg l On November 16, 1977, an unidentified ;CS leak rate of greater than 1 gpm was l
7 89 80.
@ l detected. Since the leak could not be identified and corrected during the allowable ly 7 89 80 3E l 24-hour period, the reactor was shutdown at 1628 on November 17 as required by l
7 89 80.
39 I mors,4r,i sn.c4r4r.e4no,,,re4nn
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cno_77-193 l-7 89 80 ~
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m CODE E
COMPONENT CODE v0LA110N O
lCl Bl y lV l A l L l VlE lX l lAl lVl0l8l5l l Nl 7 89 10 11 12 17 43 44 47 48 g
CAUSE DESCRIPTION v/
g l The leak was identified. as coming' frOm a vent / sample valve on the pressurizer.
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gg l was backseated, stopping the leak. The valve is a 1" Velan globe valve, Model l
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('9 l 85-3748-13MS.
ST 4 POWER OTHER STATUS DECOV OISCOVERY DELCRPTON Q
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'NA l
l 3l l RCS Leak rate surveillance l
7 8 9
10 12 13 44 45 48 80 CERE E
AMOUNT OF ACTMTV LOCATON OF RELEASE
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(_Zj Wl NA 1
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12 7 8 9
10 11 44 45
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80 PERSONNEL EXPOSURES NUM8ER TYPE CESCRpTON Q l 0l 0l 0l Wl NA l
7 89 11 12 13 80 PERSONNEL INJURIES NUMBER DESCRWTON
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NA l
7 89 11 12 80 OFFSITE CONSEQUENCES gg l Minimal to none.
l 7 89 80 LOSS OR OAMAGE TO FAC!UTY TYPE DESCRpTON QJl NA l
7 89 10 80 PUBLICITY Q l Local newspapers and wire services notified November 17, 1977.
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7 89 80 (s AGOITIONAL FACTORS l
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ll l-8003270 7 7 0 v8 9 1
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7 89 go R. W. Colombo /F. T. Eisenhuth NAME:
PHONE-GPO ogg.cgy
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