ML19338F840: Difference between revisions
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N,. j 2f/3L-o Mr. Jup.e 11. Ge ier , u ireuve Office of Inspection & Enforcement, Regicn i U.S. Nuc lear R egulatory Comissicn 631 Park Avenue King of Prussia, PA 1 %o6 Dear Mr. Griar ; | N,. j 2f/3L-o Mr. Jup.e 11. Ge ier , u ireuve Office of Inspection & Enforcement, Regicn i U.S. Nuc lear R egulatory Comissicn 631 Park Avenue King of Prussia, PA 1 %o6 Dear Mr. Griar ; | ||
6 This LER concerns the loss of pri=ary centairment air sample flow due to a defective coil in s7-397 0. Governing Technical Specification is 3 6.C.2. | 6 This LER concerns the loss of pri=ary centairment air sample flow due to a defective coil in s7-397 0. Governing Technical Specification is 3 6.C.2. | ||
.m-.- U.S. NUCLEAR REGULATORY COMMISSION LICENSEE EVENT REPORT (PLEASE PR6NT OR TYPE ALL REQUIRED INFORMATIOM l CONTACL iSLOCK: I ! I l ! !e Ih lo lil. IP la6.camas IP lacaus is 13 !@lo lo I. io lo uCs~sa lo lo . 10 lo a!@l z.It 11 lo =w.6,. .* | .m-.- U.S. NUCLEAR REGULATORY COMMISSION LICENSEE EVENT REPORT (PLEASE PR6NT OR TYPE ALL REQUIRED INFORMATIOM l CONTACL iSLOCK: I ! I l ! !e Ih lo lil. IP la6.camas IP lacaus is 13 !@lo lo I. io lo uCs~sa lo lo . 10 lo a!@l z.It 11 lo =w.6,. .* | ||
11 1 1 i@! | 11 1 1 i@! | ||
Line 31: | Line 27: | ||
lol'! | lol'! | ||
d 4 | d 4 | ||
,'',0 LEGlo 1510 | ,'',0 LEGlo 1510 we on l- %b.saitR goGAET to 1217 la GI o i 91117 I n.a l o GI 11 o i iled7 ! 3 i o !@ | ||
we on l- %b.saitR goGAET to 1217 la GI o i 91117 I n.a l o GI 11 o i iled7 ! 3 i o !@ | |||
we VJ twe4T DAf t 16 RtPQH f g A T E EVENT oESCRiPTioN ANo PRosAsLE CONSEQUENCES @ | we VJ twe4T DAf t 16 RtPQH f g A T E EVENT oESCRiPTioN ANo PRosAsLE CONSEQUENCES @ | ||
la32!f While at full ocwer, operater found that indication for 57-3978A thru G ! | la32!f While at full ocwer, operater found that indication for 57-3978A thru G ! | ||
control switch was lost. Investigation revealed that all radioactive gas | control switch was lost. Investigation revealed that all radioactive gas | ||
;,!3 i ; | ;,!3 i ; | ||
yl sampler outboard isolation valves (57-3978A thru G) were closed.s7-397 D ! | yl sampler outboard isolation valves (57-3978A thru G) were closed.s7-397 D ! | ||
g3, was olectrically isolated and valved out of service. Remaining 6 valves ! | g3, was olectrically isolated and valved out of service. Remaining 6 valves ! | ||
A1 were opened restoring system to service within several hours. Continued loi,!I operation permitted by Tech Spec 3 0.C.2. Centaira nt mcp pump 3 were f r | A1 were opened restoring system to service within several hours. Continued loi,!I operation permitted by Tech Spec 3 0.C.2. Centaira nt mcp pump 3 were f r | ||
,a.4 i f operable and outputs were nor=al. Similar occurrence:LER 2-80-19/3L. | ,a.4 i f operable and outputs were nor=al. Similar occurrence:LER 2-80-19/3L. | ||
av5TEu CAvst C Av58 COM* vAo t p" COLE CGG8 565CGCE COMPu46NT CGCE sveCCCE SwacCGt d 13, >i | av5TEu CAvst C Av58 COM* vAo t p" COLE CGG8 565CGCE COMPu46NT CGCE sveCCCE SwacCGt d 13, >i | ||
! 31 E l@ LPJ@ LA_J@ | ! 31 E l@ LPJ@ LA_J@ | ||
, .. it u ol 7 ! A ! L ! V l o l Pl@ [EJ@ u[1] @ | , .. it u ol 7 ! A ! L ! V l o l Pl@ [EJ@ u[1] @ | ||
QCCURRENCE i. | QCCURRENCE i. | ||
REviseQ4 A .6ve=T v AR SEo,ut Re oa hf. | REviseQ4 A .6ve=T v AR SEo,ut Re oa hf. | ||
Line 60: | Line 49: | ||
u a .. 2, .i c aw ::n m.w loIoIoIo! w .= '=.w ::n | u a .. 2, .i c aw ::n m.w loIoIoIo! w .= '=.w ::n | ||
.- e =[11]@ W@ W@ lAl5!3!5'@ | .- e =[11]@ W@ W@ lAl5!3!5'@ | ||
,g t_-y_ _a | ,g t_-y_ _a | ||
[Oj @ W @ W@ W@ | [Oj @ W @ W@ W@ | ||
Line 72: | Line 60: | ||
_ i, ;ial to service. 57-3978D was returned to service after replacir4 defective ! | _ i, ;ial to service. 57-3978D was returned to service after replacir4 defective ! | ||
$$a l; .l l coil. | $$a l; .l l coil. | ||
s'c aTv . . , | s'c aTv . . , | ||
uaw ca aTAebs 48G.*6 R CTMER 5TAfb4 04CovtR' 3 5GCvtRY ctsCmPTGN Q2) ti *i u;j@ l1ioIol@l " " | |||
N/A l [J_j@l | N/A l [J_j@l | ||
" ** a N/A a | " ** a N/A a | ||
Line 83: | Line 69: | ||
8tR50h%46 EsPC5wa&S | 8tR50h%46 EsPC5wa&S | ||
%Wett TYPt 363CRiPTiCN l ' i i i l o ! o f o '@Lij@l N. A | %Wett TYPt 363CRiPTiCN l ' i i i l o ! o f o '@Lij@l N. A | ||
' .iR5o sd'.d4o 5CR.,to-@ 5 s-. | ' .iR5o sd'.d4o 5CR.,to-@ 5 s-. | ||
l' i 1 .I ,o f o ! o l@ln N/A s 2. / | l' i 1 .I ,o f o ! o l@ln N/A s 2. / | ||
, i, taq a LCis C8 OR 3 Aw.CE To fay:W TV 7 fv'E ;t3CA PTION N/A I L,u?.J.L.IJ@l4 a | , i, taq a LCis C8 OR 3 Aw.CE To fay:W TV 7 fv'E ;t3CA PTION N/A I L,u?.J.L.IJ@l4 a | ||
<, ~ac'sEc=v | <, ~ac'sEc=v | ||
,5, . r* | ,5, . r* | ||
o o,i we"T.L,,,o i @ N/A m ~1 i ;i ii;,iiii,,,.i | o o,i we"T.L,,,o i @ N/A m ~1 i ;i ii;,iiii,,,.i | ||
.a ea as e a e io y {ocnevfgL NAME C* PREkARER M* . v PHONE (215) Sh1 :020 { | .a ea as e a e io y {ocnevfgL NAME C* PREkARER M* . v PHONE (215) Sh1 :020 { | ||
8010270375 3}} | 8010270375 3}} |
Latest revision as of 12:57, 31 January 2020
ML19338F840 | |
Person / Time | |
---|---|
Site: | Peach Bottom |
Issue date: | 10/17/1980 |
From: | Cooney M PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC |
To: | Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
References | |
LER-80-025-03L, LER-80-25-3L, NUDOCS 8010270375 | |
Download: ML19338F840 (1) | |
Text
_ _ _ _ _ _ _ _ _ _ _ -
N,. j 2f/3L-o Mr. Jup.e 11. Ge ier , u ireuve Office of Inspection & Enforcement, Regicn i U.S. Nuc lear R egulatory Comissicn 631 Park Avenue King of Prussia, PA 1 %o6 Dear Mr. Griar ;
6 This LER concerns the loss of pri=ary centairment air sample flow due to a defective coil in s7-397 0. Governing Technical Specification is 3 6.C.2.
.m-.- U.S. NUCLEAR REGULATORY COMMISSION LICENSEE EVENT REPORT (PLEASE PR6NT OR TYPE ALL REQUIRED INFORMATIOM l CONTACL iSLOCK: I ! I l ! !e Ih lo lil. IP la6.camas IP lacaus is 13 !@lo lo I. io lo uCs~sa lo lo . 10 lo a!@l z.It 11 lo =w.6,. .*
11 1 1 i@!
wC.~.a r ve. .s aw J l@ f.
, e i. is
~
con T !
lol'!
d 4
,,0 LEGlo 1510 we on l- %b.saitR goGAET to 1217 la GI o i 91117 I n.a l o GI 11 o i iled7 ! 3 i o !@
we VJ twe4T DAf t 16 RtPQH f g A T E EVENT oESCRiPTioN ANo PRosAsLE CONSEQUENCES @
la32!f While at full ocwer, operater found that indication for 57-3978A thru G !
control switch was lost. Investigation revealed that all radioactive gas
- ,!3 i ;
yl sampler outboard isolation valves (57-3978A thru G) were closed.s7-397 D !
g3, was olectrically isolated and valved out of service. Remaining 6 valves !
A1 were opened restoring system to service within several hours. Continued loi,!I operation permitted by Tech Spec 3 0.C.2. Centaira nt mcp pump 3 were f r
,a.4 i f operable and outputs were nor=al. Similar occurrence:LER 2-80-19/3L.
av5TEu CAvst C Av58 COM* vAo t p" COLE CGG8 565CGCE COMPu46NT CGCE sveCCCE SwacCGt d 13, >i
! 31 E l@ LPJ@ LA_J@
, .. it u ol 7 ! A ! L ! V l o l Pl@ [EJ@ u[1] @
QCCURRENCE i.
REviseQ4 A .6ve=T v AR SEo,ut Re oa hf.
r =o. Ak ecoe wePo.r'T RE so.
a
@ sas , .a =; [ 3! o] [j l ol 2! ej y }g!3l n
W u
[_-j [,o,J u
'mJ a a. ;.
u a .. 2, .i c aw ::n m.w loIoIoIo! w .= '=.w ::n
.- e =[11]@ W@ W@ lAl5!3!5'@
,g t_-y_ _a
[Oj @ W @ W@ W@
.a a. .a 2. 2 .o .i 42 42 u CALSE OESCRsPT1CN AND CCARECTWE ACTICNS Q*
f ' '-' O) iiial l Cause of f111ure wai a short in the coil of the Dymo *vre solenoid !
lM ii.il l valve. 57-3978'). which blew a coz:x:2cn fuse in the centrol circuit fer !
n.d i
t >
Q r.d t.i il all sevel valves. The cet=: son fase was replaced before returnir# system ! j
-o U< =N
_ i, ;ial to service. 57-3978D was returned to service after replacir4 defective !
$$a l; .l l coil.
s'c aTv . . ,
uaw ca aTAebs 48G.*6 R CTMER 5TAfb4 04CovtR' 3 5GCvtRY ctsCmPTGN Q2) ti *i u;j@ l1ioIol@l " "
N/A l [J_j@l
" ** a N/A a
' a
' AC'Tiv Tv Cch T N LOC ATICN C8 RE.EAJE ma LE A$t AMQWh? CF ACTIV.TV N/A l I N/A I > i c i L. ij @o
, . u 08 *ELdASELij@l ii .. .,
8tR50h%46 EsPC5wa&S
%Wett TYPt 363CRiPTiCN l ' i i i l o ! o f o '@Lij@l N. A
' .iR5o sd'.d4o 5CR.,to-@ 5 s-.
l' i 1 .I ,o f o ! o l@ln N/A s 2. /
, i, taq a LCis C8 OR 3 Aw.CE To fay:W TV 7 fv'E ;t3CA PTION N/A I L,u?.J.L.IJ@l4 a
<, ~ac'sEc=v
,5, . r*
o o,i we"T.L,,,o i @ N/A m ~1 i ;i ii;,iiii,,,.i
.a ea as e a e io y {ocnevfgL NAME C* PREkARER M* . v PHONE (215) Sh1 :020 {
8010270375 3