05000327/LER-1980-135-01, Ice Condenser Compartment Temp Exceeded Tech Spec Limit of 27 F.Caused by Ice Condenser Inlet Doors Being Open Due to Differential Pressure Created by Both Lower Compartment Doors Being Open

Ice Condenser Compartment Temp Exceeded Tech Spec Limit of 27 F.Caused by Ice Condenser Inlet Doors Being Open Due to Differential Pressure Created by Both Lower Compartment Doors Being Open

ML19340B197
Person / Time
Site:	Sequoyah
Issue date:	10/15/1980
From:	Cottle W, Kirk G TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19340B192	List: 05000327/LER-1980-135-01, Ice Condenser Compartment Temp Exceeded Tech Spec Limit of 27 F.Caused by Ice Condenser Inlet Doors Being Open Due to Differential Pressure Created by Both Lower Compartment Doors Being Open
References
LER-80-135-01X, LER-80-135-1X, NUDOCS 8010210641
Download: ML19340B197 (1)

LER-1980-135, Ice Condenser Compartment Temp Exceeded Tech Spec Limit of 27 F.Caused by Ice Condenser Inlet Doors Being Open Due to Differential Pressure Created by Both Lower Compartment Doors Being Open

Event date:
Report date:
3271980135R01 - NRC Website

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Ice condenser inlet doors were-t open due to a. differ' ntial pressure created by both lower cC=partment doors-l e

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io+A tI inadvertently being opened at the <ame M=e (Reference: TMSNP1-50-327/80116 LER).

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) i a ; } A door adjustment problem allowed both personnel air locks to be open at the same eine.

ji4i; ; Standby chiller. packages and air handling were placec in service to lower ice condenser ;

l temperatures </=27 F.

This was acco=plished in~LO heurs.

T.S. allows 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> before i

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The air lock door was adjusted to eli=inate the possibil--

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See TSSN?l-50-327/80116 Rev. 1 LER.

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