05000333/LER-1981-036-03, /03L-0:on 810422,motor on Low Pressure Coolant Injection Valve 10-MOV-25 Failed Rendering LPCI Loop a Inoperable.Caused by Motor Failure.Replacement of Motor Restored LPCI Loop a to Operable Status

From kanterella
(Redirected from ML20004B148)
Jump to navigation Jump to search
/03L-0:on 810422,motor on Low Pressure Coolant Injection Valve 10-MOV-25 Failed Rendering LPCI Loop a Inoperable.Caused by Motor Failure.Replacement of Motor Restored LPCI Loop a to Operable Status
ML20004B148
Person / Time
Site: FitzPatrick Constellation icon.png
Issue date: 05/21/1981
From: W. Verne Childs
POWER AUTHORITY OF THE STATE OF NEW YORK (NEW YORK
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20004B144 List:
References
LER-81-036-03L, LER-81-36-3L, NUDOCS 8105270298
Download: ML20004B148 (1)


LER-1981-036, /03L-0:on 810422,motor on Low Pressure Coolant Injection Valve 10-MOV-25 Failed Rendering LPCI Loop a Inoperable.Caused by Motor Failure.Replacement of Motor Restored LPCI Loop a to Operable Status
Event date:
Report date:
3331981036R03 - NRC Website

text

...........-

(7 77)

LICENSEE EVENT REPORT ccNTROL stoex: l l

l l

l l

(PLEAsE PRINT OR TYPE ALL REQUIRED INFORMATION) g l o l i l l N l Y l J l A l F l 1 l@l 0 l0 l-l 0 l0 l 0 l 0 l - l 0 l 0 l 0 l@l 4 l I l I l I I 1 l@l l

l@

7 8 9 LICENSEE C00E 14 15 LICENSE NuttBER 25 26 LICENSE TYPE JO 57 L A T 53 CON'T lolil

,,'.Q l L )@l 015 lo l o lo 13 13 ! 3 l@l 9 4 ; 2 l 2 j 8 l 1 jgl 0 j 5 l 2 ] 1 ] B ; 1 lg "5

0 7

8 60 61 DOCKET NUVBER 69 EV ENT D ATE 74 7S REPORT DATE 80 EVENT CESCRIPTION AND PROBABLE CONSEQUENCES h lo!2; l During normal operation, following the conduct of surveillance, the motor on Low I

Pressure Coolant Injection valve 1.0-MOV-25 failed.

The failure made LPCI Loop A 1

, o,; ; ;

10 j.: ; [

inoperable when required by TS 3.5.A.3 The redundant LPCI loop and both Core I

e lo is t i Spray Systems were fully operable.

No significant hazard existed.

I lo is I l l

l l0l7ll l 0 la } l l

30 7

8 9 SYSTEV

CAUSE

CAUSE C CY '.

%ALVE CCCE COOE SUB000E COVPCN ENT CCGE SLSCCOE SL8000E leiel i s ! F lh l E lh l A lh l V l A l L I V l O! P lh l Alh LZj h 7

8 9

IJ 11 12 12 14 19 20 SE CLENTI AL CCOUR AE*40E REF08t?

R EVISICN

_ EVENT vE AR R EFORT NO.

CCOE TYPE N C.

@ g(gp go 18 li l 1-1 10!al6I I-I 10l,1 Ltj L-J Ld

.g

_2t 22 23 24 26 27 23 3

3C 31 30 ACT'C N FUTUAE EF8E07 SNUTOCYA AT* ACwv E NT N 8 R D.4 PRIV E 00*.*7 CCVPCNEN?

SUSMITTED FCAVbuE.

SU F P LI E R V AN U F ACT L R E R T A K E'4 A CT I O *.

CN PLANT UETwCO HOURS 4-

{A._j @ l Zj h LZ j h W h

_l,0!OIOIOI L.uJ@

LYJh LA_!@

la ii I6IsI@

33 4

JS 3e v

da el 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTICNS h li io; j The valve failed to operate as a result of motor failure.

Replacement of the l

li i. ; I motor restored LPCI Loop A to a fully operable status approximately twenty-four i

j

,,,,,l (24) hours af ter the event.

No additional corrective action is required.

I 12 l3i I l

I It 12 II 80 7

8 9 hiSCC RV OIS00VERY OESCA1PTION S

S

  • . PC t.'E n OTHER STATUS Ii i 5 I l.E_lh l 0 ! 9l 9l@l NA l

l B l@l Survei11ance I

A TsviTV CO TE'eT RELEASED CF *ELEASE AMOUNT C8 ACTIVITY LOC ATtCN CF RELEA;E l1 l6l l

N f.

l l

7 a 3 to 13 a4 45 50 PERS.S.NEL ExFOsta ES NWE E R TYPE DESCAi8TtON i

li t 71 101010 l@Lz_i@l NA w

,ERSe.NE c'.Nu2,E3 otSCR:PT,C. @

NUveE.

j I: lw i 1010!0l@l NA g

7

$ 9 11 12 LCSS OF C A CA*> AGE TO F A01LtTv TvoE C ES; Ass ticN l

lI h 'l NA T '

7 e 9 10 PUGL:0:TY NPC usE cNtv 45 SSU E aEs:a-eTiCN NA l

l((li((!i(i!l?

I 2 ! 01 I N fbi i

  • i io es c.

.0.;

l I

N. Ver e Childs 11 q.Q2 33l,3

{

N A*.tE Oc PREP ARER pg gg, 1

(

8105pyy $49

... - n -

c my

~,,,..--,--s y-,.

---,-w