05000333/LER-1980-066-03, /03X-1:on 800805,during Instrument Surveillance Procedure F-ISP-8,core Spray Sys Pipe Break Detection Switches 14-DPIS-A3A & A3B Found Set Above Max Allowable. Caused by Instrument Drift.Switch Recalibr

/03X-1:on 800805,during Instrument Surveillance Procedure F-ISP-8,core Spray Sys Pipe Break Detection Switches 14-DPIS-A3A & A3B Found Set Above Max Allowable. Caused by Instrument Drift.Switch Recalibr

ML19343A230
Person / Time
Site:	FitzPatrick
Issue date:	09/11/1980
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
ML19343A221	List:
References
LER-80-066-03X, LER-80-66-3X, NUDOCS 8009160476
Download: ML19343A230 (1)

LER-1980-066, /03X-1:on 800805,during Instrument Surveillance Procedure F-ISP-8,core Spray Sys Pipe Break Detection Switches 14-DPIS-A3A & A3B Found Set Above Max Allowable. Caused by Instrument Drift.Switch Recalibr

Event date:
Report date:
3331980066R03 - NRC Website

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(7 L.lCENSEE EVENT REPORT

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CONTROL BLOCK:

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l lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 6 j o l t l l Nl Yl Jl Al Fj 1lgl 0 l 0 l -l 0 l 0 l 0 l 0 l - l 0 l 0 l 0 lgl 4 l 1 l 1 l 1 l 1 gl l

lg 8 9 LICENSEE CODE 14 15 LICENSE NUMBER 25 26 LICENSE TYPE JO

$7 CAT $8 CON'T 10111

$uRCE l L gl l 5 l 0 j 0 l 0 j 3 l 3 l 3 @l 0 [ 8 l 0 l5 l 8l 0 @! 0 l 9 l 1l l'l 8 l 0 l@

7 8

60 61 COCKET NUMBER 68 69 EVENT DATE 74 75 REPORT O ATE 80 EVENT OESCRIPTION AND PRO 8ABLE CONSEQUENCES h j o 121 l During normal shutdown, while conducting Instrument Surveillance Procedure F-ISP-8.

1 Io I3 l l Core Spray System pipe break detection switches 14-DPIS-43A and 43B were found set Io i4 l l at 1.5 and 2.05 PSID respectively when required to be set at less than or equal to i

lo Isl l 0.5 PSID by TS Table 3.2-2.

Instrument 14-DPIS-43B was also found set at 0.93 PSID l

I o is 11 n August 18,.1980 and at 0.5088 PSID on August 30, 1980.

I l o 171 l I

I 10181 l E

O SU C E CCMPCNENT CODE SU8 C'E SU E

loisi is lv l@ l el@ W@ l 11 NI sl ri n l u l8 U@ W @

7 8

9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LER.

EV E NT YE A R REPORT NO.

COCE TYPE N O.

@,RE g'Rol8l0l l-l l0 l6 l 6l l/l l0 l3 l l Xl l-l l 1l u

,21 22 23 24 26 27-28 29 30 31 32 K N CT O O Pt Nr ME HOURS S 8 i FOR 8.

SUP LIE MANLFAC RER U @ b h l_5g_l@ l? lh l7 nlnlnlnl Wh Wh dh l Bl O! Rl Olh 33 34 3

36 3

40 41 42 43 4A 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS U lol l Caused by Instriiment drift.

In each case the instrument was calibrated and retirmed I I1 111 l to service.

Surveillance frequency was increased to once each week.

New suier %

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11 62i l of different design are expected to arrive by October 1980 and will be installed I

i,i3j l as permanent corrective action. Revision 1 is submitted to include the out of l

ii,4i l specification reading noted on August 30, 1980.

l 80 7

8 9 TA

%PCWER OTHER STATUS ot Y

OtSCOVERY CESCRIPTION NA l

l B l@l Surveillance l

I1 l5 l bh l 0 l 0 l 0 jgl A TlVITY CO TENT-F.ELEASED CF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE NA l

l NA l

l1 l6 l d @ l Zl@l PERSCNNEL EXf05 RES oESLRiPricNh NuusER Tvre l 1 I 71 l 0 l 0 l 0 l@l Z l@l NA l

PER$CNNELINJ1. AtES NUMBER C ESCRtPT10N NA l

l t la l l 0 l 0 l 0 l@l

< 7 8 9 11 12 30 LOSS OF CR OAMAGE TO FACILITY TYPE CESCRIPTION li 191 I Z l@l NA l

80 _

7 8 9 10 80 09160 L 7b 12 l o l dSuE @l E CRiPTro,@

NRC USE CNLY NA l

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8 9 to 68 69 80 3 m.

(315[342-3840X207.

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