ML19345A515
| ML19345A515 | |
| Person / Time | |
|---|---|
| Site: | Yankee Rowe |
| Issue date: | 12/21/1975 |
| From: | Janet Staub YANKEE ATOMIC ELECTRIC CO. |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| Shared Package | |
| ML19345A514 | List: |
| References | |
| RO-50-29-75-13, NUDOCS 8011240097 | |
| Download: ML19345A515 (2) | |
Text
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UCENSEE EVENT REPORT.
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l M l Ll l 0l510 l-l0 l0 l 219l l1 l1 l2 l1 l 715 l l1 l 212 l1 l 7 l 5 l 7 8 57 58 59 60 61 68 69 74 75 SO EVENT DESCA:PTION l During normal refueling operations a functional test performed on the Safety Injectlyj Oa 7 89 80 a a l Accumulator Level Switches revealed that an accumulator pilot operated relief l
7 89 80 EE I solenoid valve failed to open when recuired during the test.
This constitutes a l
7 89 80 05 l violation of Technical Specification Section E.2.b.1 and is reported as Reportable
-l 7 89 80 06 I Occurrence No. 53-29/75-13.
I 80 7 89 pave
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CCOE CCVPONENT CODE VOLATION g lSl Fl y lV l Al Ll VI Ol Pl lLl lAl5l3l5l lYl 7 89 10
'.1 12 17 43 44 47 48 CAUSE DESCRIPTION l The failure of the Atkomatic Valve Co., Inc.,1/4 in., 500 psid., 3000 psi, No. 31800 l ae 7 89 80 l solenoid operated valve was caused by an ooen in the 125 VDC holding c' oil, No.13177, l 09 7 89 80 1
I nn the valvo.
Tha redundant solennid valve was tasted satisfartnrilv
'the failad l
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s *:/.E A OTHEA STATUS 50O EAY Of5COVEAY DESCAipfCN
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7 8 9
10 12 13 44 45 46 80 EES CF E SE AVOUNT OF ACitytTV LOCATON OF RELEASE y
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12 7 8 9
10 11 44 45 80 PERSONNEL EXPOSUPES NuveEA Tv 5E CES:A;ctCN gl 0 i 0l l Zl l
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i 7 89 11 12 13 80 PERSONNEL INJUA'ES NUVBEA CES:s DT N M [ 01010 I I
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80 7 89 11 12 OFFSITE CONSEQUENCES DE l NA l
80 7 89 LOSS OR DAMAGE TO FA0fLITY
.* P E DESCA5fCN 8 LzJ l
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80 7 89 10 r
PUBLICITY 1
l NA l
60 7 89 ADDITICNAL FACTCAS 3 l Cause DescriOtion (cont'd):
solenoid was replaced in kind and tested satisfactorily. l 63 7 89 1
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7 89 J. L. Staub 413-625-5140 l
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NRCh'9TRIBUTION FOR PART 50 DOCl%~ MATERI AL J
E (TEMPOR ARY FORM)
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CONTROL NO:
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FILE: It: CIDE!C REPORT [
FRO'd: Yankee Atomic Elec. Co.
DATE OF DOC D ATE R EC'D LTR TWX RPT OTHER Rowe, Mass.
H.A. Autio 12-19-75 12-24-75 yyy
- - - - -^^^
TO.
ORIG CC OTHER SENT AECPDR J.P.0'Reilly Non$
40 SENT LOCAL PDR CLASS UNCLASS PROPINFO INPUT NO CYS REC'D DOCKET NO:
XXX 40 50-29 DESCRIPTION:
ENCLOSURES:
Letter trans the following.......
Licensee Event Repo -t ! 75-13, on 11-21-75, Concerning an accumula' tor pilot operated relief va.)ve failing to open..'.....
(40 Cys. R.eceivdd).
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