05000315/LER-1980-009-03, /03L-0:on 800428,while Performing Spent Fuel Pit Exhaust Fan Test,Charcoal Bed Exhaust Damper Would Not Fully Open.Caused by Loose Tip of Charcoal Bed Exhaust Damper Rubbing Against Filter Housing.Loose Portion Removed

/03L-0:on 800428,while Performing Spent Fuel Pit Exhaust Fan Test,Charcoal Bed Exhaust Damper Would Not Fully Open.Caused by Loose Tip of Charcoal Bed Exhaust Damper Rubbing Against Filter Housing.Loose Portion Removed

ML17331A162
Person / Time
Site:	Cook
Issue date:	05/21/1980
From:	Michael Brown INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML17331A160	List: 05000315/LER-1980-009, Forwards LER 80-009/03L-0 05000315/LER-1980-009-03, /03L-0:on 800428,while Performing Spent Fuel Pit Exhaust Fan Test,Charcoal Bed Exhaust Damper Would Not Fully Open.Caused by Loose Tip of Charcoal Bed Exhaust Damper Rubbing Against Filter Housing.Loose Portion Removed
References
LER-80-009-03L-01, LER-80-9-3L-1, NUDOCS 8005270472
Download: ML17331A162 (2)

LER-1980-009, /03L-0:on 800428,while Performing Spent Fuel Pit Exhaust Fan Test,Charcoal Bed Exhaust Damper Would Not Fully Open.Caused by Loose Tip of Charcoal Bed Exhaust Damper Rubbing Against Filter Housing.Loose Portion Removed

Event date:
Report date:
3151980009R03 - NRC Website

text

U. S. NUCLEAR REGULATORY COMMISSION lCENSEE EVENT REPORT Qi tPLEASE PRINT OR TYPE ALLREQUIREDINFORMATION) 6 0

0 0

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1 1 QE~QE LICENSE NUMBER 25 26 LICENSE TYPE 30 57 CAT 58

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~0" 3 BED EXHAUST DAMPER WOULD NOT FULLY OPEN.

THIS CONSTITUTED AN INOPERABLE NRC FORM 366 (7 /7)

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CQNTROL BLOCK:

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7 8

9 LICENSEE CODE 14 IS CON'T

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8 60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10 WH LE PERFORMING SPENT FUEL PIT EXHAUST FAN TEST STP 02 THE CHARCOAL

~04

" ~0,6

~06 VENTILLATIONSYSTEM RE UIRED PER TECHNICAL SPECIFICATION 3.9.12.

ACTION ITEMS WERE MET.

NO REDUNDANT SYSTEMS f NO PREVIOUS EVENTS OF A SIMILAR NATURE.

PUBLIC HEALTH AND SAFETY WERE NOT A'FFECTED.

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CAUSE

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10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LF RjRO EVENT YEAR REPORT NO.

CODE TYPE NO.

Q17 REPORT

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+L 21 22 23 24 26 27 28 29 30 31 32 ACTION FUTURE EFFECT SHUTDOWN ATTACHMENT NPRDQ PRIME COMP.

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THE TIP OF A CHARCOAL BED EXHAUST iDAMPER WAS LOOSE AND RUBBING AGAINST THE FILTER HOUSING PREVENTING FULL TRAVEL OF THEIDAMPER.".

THE LOOSE PORTION WAS REMOVED AND ALL DAMPERS ON THE HV-AFX UNIT WERE INSPECTED 3

AND SUCCESSFULLY TESTED.

THEI'DARER':TIP WAS PROBABLY NOT TIGHTLY CRIMPED DURING MANUFACTURE AND VIBRATED LOOSE.

80 CCI ACTIVITY CONTENT RELEASED OF RELEASE AMOUNTOF ACTIVITYQ

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9 11 12 13 PERSONNEL INJURIES S ~~Q40 LOSS OF OR DAMAGETO FACILITYQ43 TYPE

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68 69 80 ~ ER PHDNE (616) 465-5901 ext.

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NAME OF PREPARER 7

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FACILITY

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