05000333/LER-1980-089-03, /03L-0:on 801126,reactor Core Isolation Cooling Steam Line Low Pressure Switch 13-PS-87B Found Set Outside Tech Spec Limits.Caused by Instrument Drift.Switch Adjusted & Surveillance Frequency Increased

/03L-0:on 801126,reactor Core Isolation Cooling Steam Line Low Pressure Switch 13-PS-87B Found Set Outside Tech Spec Limits.Caused by Instrument Drift.Switch Adjusted & Surveillance Frequency Increased

ML19351F083
Person / Time
Site:	FitzPatrick
Issue date:	12/17/1980
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
ML19351F076	List: 05000333/LER-1980-089, Forwards LER 80-089/03L-0 05000333/LER-1980-089-03, /03L-0:on 801126,reactor Core Isolation Cooling Steam Line Low Pressure Switch 13-PS-87B Found Set Outside Tech Spec Limits.Caused by Instrument Drift.Switch Adjusted & Surveillance Frequency Increased
References
LER-80-089-03L, LER-80-89-3L, NUDOCS 8012290447
Download: ML19351F083 (1)

LER-1980-089, /03L-0:on 801126,reactor Core Isolation Cooling Steam Line Low Pressure Switch 13-PS-87B Found Set Outside Tech Spec Limits.Caused by Instrument Drift.Switch Adjusted & Surveillance Frequency Increased

Event date:
Report date:
3331980089R03 - NRC Website

text

_ _

N AC FCRM 044 U. S. NUCLEAR AEGULATORY 00MMIS3&CN (7 771 i

LICENSEE EVENT REPORT l

CcNTact stocx: l l

l l

l lh (Pt.fASE PRINT OR TYPE At.L REQUIRED INFORMATION) lo 11l l Ni Yl Jl Al ?! 1lglS0l0l-l0l0l0]0l-l0l0l0lg;S4l1l1l1l1lgl l

[g 7

8 9 UCENSEE00Ct to uCENSE NLMSER 25 WCENSE TYPE JG 57 "Af 54 CON'T 10iil 7,"CE l L gl l 5 [ 0 ; 0 l 0 l 3 l 3 [ 3 'gl 1 l 1 l 2 l6 l 8 l0 gl 1 l 2 l l l 7 l 8 l 0 l@

7 4

60 61 CCCK ET NLMB ER 68 69 EVENT CAT 5 74 75 REPCRT CATI 40 EVENT OESCRIPTION AND PRC8 A8LE CONSECUENCES h laizil During nornal operation, while conducting surveillance recuired by TS Table 4.2-2 1

RCIC steam line low pressure switch 13-PS-87B was found set at 44.0 PSIG when l

,,,3; required to be set at 50 to 100 PSIG by TS Table 3.2-2.

The switch was immediately l adjusted to within TS limits. No significant hazard existed. Redundant switches

_l

,,,3, i, j,3 i ;

tested with satisfactory results.

I lairii l

!0id!l 80 7

g 3 SYSTEV

CAUSE

CAUSE COMP-SU8COCE VALVE 00CE 000E SLSCOCE OMPCNENT OOCE SL8COCE laial i s I ol@ Lgj@ Lg_J @ l 1 1 NI s i T l a l u l8 L11@ L1J @

7 3

9 to ti 12 f3 to 19 20 SECUENTIAL CC taqENCE RE80RT REVIS3CN gg g EVENT YE A R R EPCR T NC.

COCE

~Y'E N C.

@,ag,aC I810I l-l 10 !8 19 I lel Io I3 I I t. l l-1 L2J a;

_2i

2 2

2.

27

s

2 2o 2i a

• fNN NCN VIE HOUR $

$8 4 80R 8.

$b 78' E MANLFA RER

e NT lEjgl24Z jg l:sZl@ lZl@

l0 l 0{ 0l 0l l Nl@

l V l@

l N l@

l Bl O! 6l 9l@

u sa si 4o ei 42 as u

47 CAUSE CESCAIPTTCN AND COAREOUVE ACTONS li io ; l Instrument drift is believed to be the cause of failure.

Surveillance frecuerev I

ji,ij l has been increased to prevent recurrence. No additional action is recuired.

I l

.-ii lii36I I

lii4l I l

so 7

a a 3

'n *CWER CTHER$TATUS Cis 3 Y

OISCOVERY OESCRtPT!ON NA I

W @ l surveri1 wee li!siI El@ l1IcIol@l

'2 5"

' AviT, ::LNT AucuNT:s ac tvi v @ I tecAT:CN Cr RELEASE @

.ELEAsto er=Ei. East NA I

NA i

I i a i I: l @ l z i@l 3 3 10 11 44 45 30 eER$CNNEL EXPCSLRES Nuvet.

vrt OESCRiP'1CN l1i7; l 0 l 0 10 '@l Z l@l NA l

S NNd%LZEs

.E s:

CE CRiP?iCN@ NA Nuust.

i t i i a l 101010 !@l 3 3 ti

??

33 L0s3 OP OR OAMACE TC FAC:U*v

• • PE OESCRIPT'CN l i ! a l 1 : !@l NA l

,u.ud--

D 012290 e4 % 7 y, cess:Nu,

.ssyEa OESCRIP9CN l {Gl {3 l

NA l

ll l IIll Il l l I lf S 3

'O iS 49 SG ;

'4. Ve: :e Chilcis (315) 342-3840 X207 g

t-

+--~%

,-7vv-

---

w--e

• • w--e~

+-

e-------n

- e m.

- - - < - - - - - - * * ~