05000328/LER-1982-120-03, /03L-0:on 820930,at 96% Rtp,Lower Containment Personnel Airlock Outer Door Discovered Broken.Caused by Failure of cam-roller Bearing in Door Gear Box Due to Normal Wear & Poor Preventive Maint.Bearing Replaced

/03L-0:on 820930,at 96% Rtp,Lower Containment Personnel Airlock Outer Door Discovered Broken.Caused by Failure of cam-roller Bearing in Door Gear Box Due to Normal Wear & Poor Preventive Maint.Bearing Replaced

ML20027D687
Person / Time
Site:	Sequoyah
Issue date:	10/29/1982
From:	Harding M, Kirk G TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20027D677	List: 05000328/LER-1982-120, Forwards LER 82-120/03L-0 05000328/LER-1982-120-03, /03L-0:on 820930,at 96% Rtp,Lower Containment Personnel Airlock Outer Door Discovered Broken.Caused by Failure of cam-roller Bearing in Door Gear Box Due to Normal Wear & Poor Preventive Maint.Bearing Replaced
References
LER-82-120-03L, LER-82-120-3L, NUDOCS 8211080244
Download: ML20027D687 (1)

LER-1982-120, /03L-0:on 820930,at 96% Rtp,Lower Containment Personnel Airlock Outer Door Discovered Broken.Caused by Failure of cam-roller Bearing in Door Gear Box Due to Normal Wear & Poor Preventive Maint.Bearing Replaced

Event date:
Report date:
3281982120R03 - NRC Website

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At 000% (Ci on 09/30/82. the lower containment i

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CAUSE DESCRIPTIOrd AtJD CCnnECTIVE ACTIOPJS h [i lo l l The inner door was immediately secured closed.

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The most prob'able cause of the failed 3ps 3gl bearing has been contributed to normal wear and poor preventive maintenance during 2.4.

yl plant construction. The bearing was replaced and the door returned to service' a.t ii,.rl 0610 (C) on09/30/82. Plans are being initiated to overhaul the doors at an outage si 01 sutlicient durallon.

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/M. ' R. 'llardinR Phnna- (615) 751-0349 Ol%#55