ML19308A497
| ML19308A497 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 11/01/1974 |
| From: | Herbein J METROPOLITAN EDISON CO. |
| To: | |
| References | |
| NUDOCS 7910250694 | |
| Download: ML19308A497 (2) | |
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DJI I:e. J.P. O'P.ailt, Director ou Dir
>rste of it.gulatory Rem;ca 1 o0 ~9~I I
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King 02 Pru:::.ia, Pa.
10G3 Oparatir.r' Li::r.r.: C?i!-50 00:Let 50-E' 3 Subject; f.bnor=1 Cccurren o i'o. 73 74-21 Daar I;r. O'P.cilly:
This telepren is to confira the telecca ir S:can Lca Spasstrd (P. qion I-IIC),
cnj J.J. Colitz (li:(-L'iiit i Suparintradant) at 1103 hours0.0128 days <br />0.306 hours <br />0.00182 weeks <br />4.196915e-4 months <br /> 11:nva:_Scr 1974 The follcuing r >crt is tWaitted in ccenctnce uit5 p;recrcp*16.7.2.a.4 (Poca G-ll) of the it hnical spacificnicic.
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On 31 Octch _r, liich Prescura In.icction t'alva UMia failci tr cr:n t.hile
.t att:ce7 ting to cycio it rc utely frem the control rcLa by use of the contral rean ccarole t:ntsi pud-but:cn.
IMdundant !!ich P:".sr. ora Inbetica V;lves (DJ-VIEC cnd D) ucra seb:;equentiv torted setb.cctarily. I'J-.ia uns dico tast;d satisfactoriiy.
Durinq Oa p2riommo of SP 1243-5.2(!:P." LP lirJectinn Leadian 52cuer.co cne C:...:penent Tcr.t. mi I;P In.iccticn tr?ic Chann21 Test) en 10/1I/74,' I? MICA opened succesr. fully c:; y rificd locally etul b'/ t: e cc:.putcr. Tha bica in-cicarirm lie-::t en Um 115 Pwel faile.d ta li :ht, and it utas tro iics!.cotic.n i
thh r.urveillanco tcsr. cycc;.tica that ied to this inciCenc.
i Invastigntion int, t'.a ::1-ViG failure rnonled the valve v.:uld rit cpn cl0 trically.
ih.: vaiva t as partially c :r,td u',inti the local liritorcue h.ind intel cr.1 then fully ci an d clectricallf. The vcive :n thcn cle::cd electric;11y and in aturpt m:s rade to c!cctrically op:n t.he valve. The valva cnin failed to a:na. T!.e f ailura of the raive to cpan cr.paared to be rii;idjust=nt of a lir.it Switch conta.ct.
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The limit s. itch cc.t:.ct t>r.s r:MJusted m!. tha vaha t.':7. succc sfully te:ted.
VEry truly yours,
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