05000293/LER-1980-043-04, /04L-0:on 800801,conductivity on Outlet of Demineralizer Increased Rapidly After Placing D Condensate in Svc.Caused by Lateral Backing Out & Allowing Media to Enter Process

/04L-0:on 800801,conductivity on Outlet of Demineralizer Increased Rapidly After Placing D Condensate in Svc.Caused by Lateral Backing Out & Allowing Media to Enter Process

ML19331D825
Person / Time
Site:	Pilgrim
Issue date:	08/28/1980
From:	Whitney G BOSTON EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19331D819	List: 05000293/LER-1980-043, Forwards LER 80-043/04L-0 05000293/LER-1980-043-04, /04L-0:on 800801,conductivity on Outlet of Demineralizer Increased Rapidly After Placing D Condensate in Svc.Caused by Lateral Backing Out & Allowing Media to Enter Process
References
LER-80-043-04L, LER-80-43-4L, NUDOCS 8009030617
Download: ML19331D825 (1)

LER-1980-043, /04L-0:on 800801,conductivity on Outlet of Demineralizer Increased Rapidly After Placing D Condensate in Svc.Caused by Lateral Backing Out & Allowing Media to Enter Process

Event date:
Report date:
2931980043R04 - NRC Website

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8 60 61 COCK ET NUV8 ER 68 63 EVENT OATE 74 75 REPQRT DATE 80 EVENT OESCRIPTION AND PROBABLE CONSEQUENCES h lol2l l After placing "D" condensate demineralizer in service, conductivity on outlet of de-1 i[o t a l l mineralizer increased rapidly. After removing demineralizer from service, reactor l

l o 6 41 l water conductivity also increased to > 10 nho/cm. Plant was put into controlled shut-l

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ply with Tech. Spec. 3.6.B.5 and investigation initiated.

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lateral was plugged and water cleanup initiated. The lateral will be replaced during i

a future outage.

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