05000335/LER-1979-034-03, /03L-0:on 791123,while Performing Aerial Radiological Measurements & Survey Test,Containment Isolation Sys Channel Would Not Trip on High Radiation Signal.Caused by Failure of Action Pak.Action Pak Replaced

From kanterella
(Redirected from ML17266A121)
Jump to navigation Jump to search
/03L-0:on 791123,while Performing Aerial Radiological Measurements & Survey Test,Containment Isolation Sys Channel Would Not Trip on High Radiation Signal.Caused by Failure of Action Pak.Action Pak Replaced
ML17266A121
Person / Time
Site: Saint Lucie 
Issue date: 12/26/1979
From: Schoppman M
FLORIDA POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17207A725 List:
References
LER-79-034-03L-01, LER-79-34-3L-1, NUDOCS 8001110582
Download: ML17266A121 (1)


LER-1979-034, /03L-0:on 791123,while Performing Aerial Radiological Measurements & Survey Test,Containment Isolation Sys Channel Would Not Trip on High Radiation Signal.Caused by Failure of Action Pak.Action Pak Replaced
Event date:
Report date:
3351979034R03 - NRC Website

text

~

< ~

NRC FORM Saa P Tzl LlCENSEE EVENT REPORT U. 5 NUCLEAR RECULATORY COMMISSION CONTROI. BLOCIC:

I I

I I

IQI IPI.EASE PRINT OR TYPE ALLREOUIRED INFORMATIONI

~O a

CON'T

~ol

~OZ 9

UCENSEE COOS

.025 0101010 0 0 Qs 4

1 1

1 1 Q4~Qs LICENSE NVMSER 25 24 LICENSE TYPE 20 Si OAT sa QJQB0 5

0 0 OI3 315 2

1 1

2 3

7 9

B 1

2 216 7

9Q9 30 41 QQCKET NUMSER da 69 EVENT OATS 14 1'3 REPQAT OA 5 30 EVENT DESCRIPTION ANO PROBABLE CONSEOUENCES Qlo an ARMS monthl functional test in accordance with 0 er-d at the "MB" CIS Channel would not tri on a hi h radiation si nal.

The MB CIS channel was declared inoperable and placed in bypass in accordance with TS 3.3.2.1.

The-MB

~OS r

a red functionall tested and restored to o erable status within the time limits specified.

The other three channels remained oper-i dia i n condition rre~

30 2

3 SYSTEM

CAUSE

CAUSE COMP.

VAI,VE COOS COOS SVSCQOE CCMPONENT COOS suacooa svacoos

~OB ISllnl<< IrJ<< LuS~8 LvJ<< LrJS 2

4 9

10 II 11 12 15 19 20 SEQUENT!AI OCCURRENCE REPOAT 5 EV IS I ON ~

'21 22 24 14 zl 25 19 20 sl 11 ACTION PVTVRE

<<PPEC SHVTOOWN ATTACHMENT

~ NPROA PRIM'5 COMP.

COMPONENT TAKEN ACTION CN PLANT METHOD HOURS +22 SUSMITTEO PQAM >US.

SVPPLIER MANVPAC AE ICIEILIS LJ<<

LJ<<

D LB<<

I e l<< AS I x<9~ <IS 24 25 26

~

40 41 41 44 41 CAUSE DESCRIPTION ANO CORRECTIVE ACTIONS Qzz o

T hannel failed due to a failed "Action-Pak"'odel 4300-159 MV/I converter.

Specific cause for the action-pac failure was not deter-mined.

I further action was re uired.

i n was to re lace the action-ac.

No IZZ LEl<<~4~

2 4

9 IO I'1 11 ACTIVITY CONTENT RELEASEO Ql'5LEA55 AMOUNTOP ACTIVITYQSS B

~z Qzz

~zQS NA 2

3 9

10 11 PERSONNEL EXPOSURES EDQ L6J i~OLzJQ 5

11 12 ll

~ERSQNNEL INJURIES EKI ~~QAO

~BQSI 45 44 45 5

9 P ACIU.Y.

~SO METHQO OI'TATUS

'1 POWER OTNER STATUS QSO OISCOVE!IY OISCQVEAY OESCRIPTIQN QS2 0 erator Observation LOCATIONQF RELEASE QSB NA 2

a o

a 9

11 I'2 LCSS QP CR OAMAQZ TQ PACIUTY Q42 YPE QESCAIPTIQN LzjQ42 IO PVSL!C:TY ISSIJEO QESCRIPTION~

LN IQ44

!0'AME OF PREPARER NA NA 30 30 NRC USE ONI.Y da 59 30 PNDNEI 305-552-3802 8 0 01 l y 0 gp Z.