ML20086J403
| ML20086J403 | |
| Person / Time | |
|---|---|
| Site: | Peach Bottom, Oyster Creek, 05000000 |
| Issue date: | 10/04/1974 |
| From: | Carroll J JERSEY CENTRAL POWER & LIGHT CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| Shared Package | |
| ML20086J393 | List: |
| References | |
| AO-74-50, NUDOCS 8401230642 | |
| Download: ML20086J403 (3) | |
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J:rtes P. O'nci1P' Directcrate o2 !;ynh.co:y Opcrat.h in P.c t!< n. i 631 Pc'& Avcnua.
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The follo..ing is a prolinint.y, report being subitted-in complicnce with the T[chnicci fpecificaticas, Paragrcph.6.6.2, Prolininary Approval:
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M-N35T?UCI At 0%D on 00tchcr 4.1974, whiIo nt:c prite, to isolato h
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cicam:p cyctta for enintenr.nce, it ::p found t' int cicauo systen DC I?,ch.tica ve.1ve V-16-1/ Enikd to clo:o cicctrically.
Cicerxp cys:c.: AC isalation valvo V-lG-1 hcd previously cicsed norr.:Ily.
U :ttrie:1 Dcpntrent perrennel tcro tht-n dicpatched to the rotor ccntrol c nter for V-75-1%.
Invc:tig:tica revealed that the c.rc horn c.a cor.t ctor 23 m bent cnd rcotr:ining the c
roving ccr. tat cr in it.e, closi:3 :.atica.
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tapped, tho :.:cving contac:cr mm fred cr.d V.15-14 stb..iuently closed.
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_ Cemr.nent Failurc Orcr. ter Gn.cr (Specify)
'lha ct.za of 1.hu ter,i in tl.c TJe cr hora is currcntly undJr investi ation.
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/J:/. LYSIS OF
'Ihe sciety ricalfier.nce of this event is the icss of cie:nvp Ouv.. 6.m.. da.
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w systti: icelation valvo r;stndacy. IEd a logs of coolcnt accident occuncd nco:nting n Ic 1-Ic': reactor 1:ater Icyd
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signal, V-16-1 rovId have clo..1 to icainte the cleraup systc:.
7 CCT:CCTIVE Itnedicto corr; ctive nction involved repIncing the arc hora on
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the 2De contactor. Mditional correctiva cetion involved in-specting the are horns on siollar contactors. Non. of these y
are horns were fc=.d to be bent.
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Basic DC contacter data are as fo11cus:
lbnufacturcr: General Electric Cc::pany
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