05000255/LER-1981-012-01, /01T-0:on 810331,safety Injection Tank T-82A Level Decreased Below Requirements.Caused by Leaking Safety Injection Control Valve PCV-3042.Valve Will Be Repaired

From kanterella
(Redirected from ML20008F637)
Jump to navigation Jump to search
/01T-0:on 810331,safety Injection Tank T-82A Level Decreased Below Requirements.Caused by Leaking Safety Injection Control Valve PCV-3042.Valve Will Be Repaired
ML20008F637
Person / Time
Site: Palisades Entergy icon.png
Issue date: 04/14/1981
From:
CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML18046A570 List:
References
LER-81-012-01T, LER-81-12-1T, NUDOCS 8104210430
Download: ML20008F637 (1)


LER-1981-012, /01T-0:on 810331,safety Injection Tank T-82A Level Decreased Below Requirements.Caused by Leaking Safety Injection Control Valve PCV-3042.Valve Will Be Repaired
Event date:
Report date:
2551981012R01 - NRC Website

text

l PALISADES PLANT NRC PORM 386 U. S. NUCLEAR REoULAToRY CoMMissaON nm LICENSEE EVENT REPORT coNTRoLeLoCCl I l I I I.l@

(PLEAsE PRINT on tvet ALL REcuiREo sNPoRMAnoN i

l M1I l Pl A l Ll lig0101 -l 0l 0 l 0] 0] O l -l0 l 0 l@[h l 1l 1l 1l 1lg g

o i 7

4 9 UCENstECODE le it UCENs4 mwwtim 25 24 uC1454 Typt Jo 64 con T p0 O"c' LL_J@l el 5 I ol 010121 51 sj@l 0 I $ 9 l 118 I i l@l o l h I 11 h I 8 I il@

60 65 ooCEET NWUSim GB 09 ave T cat 3 7

7s ster)mT us IE 80 EVENT DESCRIPTION AND PROS ABLE CONSEQUENCES h l During normal operation, safety infection tank T82-D was sampled as I

o g required by Tech Spec Test MC-11.

Coincident vitt sa=pling; T-82D, g

r;;-l.1 : Safety Injection Tank T-82A lov level annunciator alarmed, resulting in l

gi two safety injection tanks with lov levels. This condition exceeded l

Tegrennu d E 3.3.h, ed h nwndh gr E 6.9.2.aQ).

E g

C 6 l

I threat to public health or safety.

I o 7 I

l ois t i s[ scoot sUNNs

'c of co$t s oc a cowpoNENTccot l S l Fl@ [_E_j@ [B_J @ I V l Al LI V I El X l@ Q@ W @

0 9 iO i,

22 is i.

i.

20 st ou tqTI AL CC0um mENCE miront afvisioN

,,.EvtNTvtam espomT ho.

Coof TYPE No.

@,,tE m nol-811 l L--J l 0 I il2 I i _J L2J.lJ LIJ L-l Lo_J f

A5g;

,,,. 21 22 22 2

24 27 28 29 24 24 22 44 N a

  1. NT Mt MoUms sB 4 7

S.

su (

wa F min L.i @

LNj@ (A_j@ lMl11210l@

LGJg[24B_J@

l Z l@

LZ.J@

l 010 i of 01 Nj 22 as 2s 21 0

42 42

=

CAUSE DESCRIPTION AND CORRECnvE ACTIONS 27 m 1 Leakage through a safety injection control valve (PCV-30h2) caused the inadv?rtant level decrease in T-82A level. During the next refueling outy

,, i l

I age the safety injection tank pressure control valves vill be instected I

l for leakage and repaired as necessary.

l i

mI of-sm sT4Tvs @ o'sEc7&N oiscovemy osseminion @

l

's 'lE sponta [E_J@ [ 01 91 91@l NA I LB_j@L ocerator Observatten I

i s

(

'aEnviTe co'0Ts=T 4=ov=T on activity @ l tocaTio% or n.44s @

i notasio os mt.sase NA l

NA I

W @ [gj@el l

i a

,tmso 'a n,os l

s otscainio= @

l

=u.Esm Tvn l

[TTTll01010)@[Zj@l NA l

' naso.=.=e'L'i.uu'lissonen:nio-@

I E, In i n I nl@L, n

w i,

Tv't otsca PT om NA l

L.Z_j@l i e i.

7 EsCairtioh issutC@i Ls na i i i iiiiiirit!!

2 o 68 69 80 7

8 9 10 810.4 210 YJO