05000316/LER-1980-039-03, /03L-0:on 800728,low Pressure Alarm Failed to Clear W/Increased Nitrogen Pressure.Cause Not Stated.Refs Encl Response to IE Insp Repts 50-315/80-15 & 50-316/80-14

/03L-0:on 800728,low Pressure Alarm Failed to Clear W/Increased Nitrogen Pressure.Cause Not Stated.Refs Encl Response to IE Insp Repts 50-315/80-15 & 50-316/80-14

ML17331A672
Person / Time
Site:	Cook
Issue date:	03/04/1981
From:	Murphy C INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML17331A670	List: 05000315/LER-1980-039, Forwards LER 80-039/03L-0,updated LER 80-034/03X-2 & 05000316/LER-1980-034-03, Containment Isolation Valve NCR-252 Found Not Fully Seated W/Shut Indication in Control Room During Mode 5.Cause Undetermined.Valve Stroke Adjusted 05000316/LER-1980-039-03, /03L-0:on 800728,low Pressure Alarm Failed to Clear W/Increased Nitrogen Pressure.Cause Not Stated.Refs Encl Response to IE Insp Repts 50-315/80-15 & 50-316/80-14 ML17331A673
References
LER-80-039-03L, LER-80-39-3L, NUDOCS 8103100572
Download: ML17331A672 (2)

LER-1980-039, /03L-0:on 800728,low Pressure Alarm Failed to Clear W/Increased Nitrogen Pressure.Cause Not Stated.Refs Encl Response to IE Insp Repts 50-315/80-15 & 50-316/80-14

Event date:
Report date:
3161980039R03 - NRC Website

text

U. S. NUCLEAR REGULATORY COMMISSION 7

8 CONTROL BLOCK:

I M

I D

C C

2 Q20 0

'9 UCENSEE CODE 14 15 LICENSEE EVENT REPORT 8

~ 4 Q1

{PLEASE PRINT OR TYPE ALLREQUIRED INFORMATION) 6 0

0 0

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Q34 1

g g j QR~QR LICENSE NUMBER 25 26 LICENSE TYPE 30 57 CAT 58 CON'T

~O 7

8

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0 Q70 60 61 DOCKET NUMBER 68 69 EVENT DESCRIPTION AND PROBABI.E CONSEQUENCES Q10 DURIN 7

2 8

8 0

QB 03' 4

8 QB EVENT DATE 74 75 REPORT DATE TOR TO CLEAR A LOW PRESSURE ALARM.

THE LOW PRESSURE ALARM FAILED TO CLE 4

', PRESSURE INCREASED TO 650 PSIG BEFORE THE OPERATOR STOPPED THE NI

~OS APPARENT OVERPRESSURE EXCEEDED THE TECH ~.SPEC.

LIMIT OF 644 PSIG T.S. 3.5.1 D

~o 6

THERE WAS NO REASONABLE ADVERSE SAFETY IMPLICATI

~o.

7 TOTAL TIME THE ACCUMULATOR PRESSURE WAS ABOVE THE T.S.

LIMIT WAS APP

~OS 80 7

8 9

CAUSE

SUBCODE SYSTEM CODE

CAUSE

CODE COMPONENT CODE p Q>>

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8 9

10 12 13 SEOUENTIAL LF RIRO EVENT YEAR REPORT NO.

P>>

RRPRRT

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~

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21 22 23 24 26 ACTION FUTURE EFFECT SHUTDOWN TAKEN ACTION ON PLANT, METHOD HOURS

~XQ18 ~FQ18

~ZQ20

~ZQ21 0

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33 34 35 36 37 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 o

SEE ATTACHMENT SUPPLEMENT

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E TE, R SPOt S

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. I'.E'-. IASPECTI'OtI.NOS:. 50-"315 8 -15; COMP.

VALVE SUBCODE SUBCODE Q14 ~ Q15 ~ 06 18 19 20 OCCURRENCE REPORT REVISION CODE TYPE NO.

Q ATTACHMENT NPRDQ PRIME COMP.

COMPONENT 22 SUBMITTED FORM SUB.

SUPPI.IER MANUFACTURER Q23

~NQ24

~LOS F

1 8

0 Q26 40 41 42 43 44 47 50-316/80-.14 DATED JANUARY 23,'981.

4 I

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OTHER STATUS Q NA 8

7 8

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9 11 12 LOSS OF OR DAMAGETO FACILITYQ43 TYPE

DESCRIPTION

Z Q42 9

10 PUBLICITY ISSUED DESCRIPTION~

~NQ44 f OB i'OO/P4 NAME OF PREPARER C.

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MURPHY FACILITY METHOD OF STATUS

% POWER DISCOVERY E

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Q28 wQ" 7

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10 12 13 44 45 46 ACTIVITY CONTENT RELEASED OF RELEASE AMOUNTOF ACTIVITY

~S

~ZP33

~ZPR NA 7

8 9

10 44 45 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION Q39 7 ~00 0 Q37 ~ZQ38 7

8 9

11 12 13 PERSONNEL INJURIES NUMBER DESCRIPTION 41 8

~00 0

Q40 DISCOVERY DESCRIPTION Q32 OPERATOR OBSERVATION LOCATION OF RELEASE Q NA 80 80 80 80 NA 7" NA NRC USE ONLY 80 80 68 69 80 o

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