05000293/LER-1981-031-03, /03L-0:on 810618 & 19,main Stack Sample Pump a Tripped.Caused by Increased Internal Friction

/03L-0:on 810618 & 19,main Stack Sample Pump a Tripped.Caused by Increased Internal Friction

ML20009E801
Person / Time
Site:	Pilgrim
Issue date:	07/18/1981
From:	Mcloughlin M BOSTON EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20009E800	List: 05000293/LER-1981-031, Forwards LER 81-031/03L-0 05000293/LER-1981-031-03, /03L-0:on 810618 & 19,main Stack Sample Pump a Tripped.Caused by Increased Internal Friction
References
LER-81-031-03L, LER-81-31-3L, NUDOCS 8107280459
Download: ML20009E801 (1)

LER-1981-031, /03L-0:on 810618 & 19,main Stack Sample Pump a Tripped.Caused by Increased Internal Friction

Event date:
Report date:
2931981031R03 - NRC Website

text

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N!1C EORM 366 U. S. NUCLE AR REGULATORY COMMISSION (7-771 LICENSEE EVENT REPORT CONTROL BLOCK: l l

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3 6J 61 DOCKET NUM9 ER 68 69 EVENT D ATE 14 75 REPORT DATE 80 EVENT DESCRIP110N AND PROB ABLE CONSEQUENCES h Io l2l [ On June 18, 1981 and again on June 19, 1981, main stack sample pump ' A' tripped.

l 1o i3 l l On both occasions the pump had a blown fuse. The pump was removed from service l

lo la I l for repair and the installed spare pump placed in service.

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CODE TYPE N O.

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40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h ji jojl Increased internal friction caused by normal wear resulted in blown power supply

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1, ; ; ; ; fuses. These pumps have a short service lifetime and are rebuilt periodically as

,,,7j l part of a regular preventive maintenance program.

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8 9 11 12 80 LOSS OF OR DAMAGE TO FACILtTY TYPE

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8 9 to 8107280459 810718 M. Thomas McLoughlin 617-746-7900 o

PDR ADOCK 05000293 PHONE:

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