ML20009G755

LER 81-072/03L-0:on 810216,pipe Hanger 1-067-ERCW-042-2 Found Removed from 2-inch ERCW Line to Pipe Chase Cooler 1A & Not Replaced.Caused by Engineer Failure to Replace Hanger After Spool Piece Installation.Hanger Reinstalled

ML20009G755
Person / Time
Site:	Sequoyah
Issue date:	07/27/1981
From:	Harding M, Kirk G TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20009G745	List: ML20009G744 ML20009G755
References
LER-81-072-03L, LER-81-72-3L, NUDOCS 8108040626
Download: ML20009G755 (1)

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$ l *] l Oii 6-29-81 it wan (11scove re<l that a nine hanur. 1-067-ERCW-042-2 l

yI from t he 2" ERCW l ine to the lA pipe chase cooler but had not been reinstalled. The the lina l K ] I hanner had been removed to perform a modification to install a spool niece in The event is reportable under 6.9.1.13.c of Sequovah l

] Ll'or the ERCW corrosion studv.

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B l Unit i Technical Specifications. There was no effect upon public health or safety.

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]l Previous Occurrences - None.

l TTT! I 80 Coup. valve sys . E u C.* U S E CAUSF SUSCOME COM'ONENT COOE SUSCODE SU8COOE COOE COOF ri q d

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._18 wnO 4 PniVE Coup, COMPONFNT 5Huf00wn A TT ACHUE N T MANUSACTURER AC rtnN suvunt rssfCf SU8Mef f EO n m . 3. SUPP(t E A Or rL ANT METHou HOUnS T M E '8 ACflON Lxi@  ! cIoI oIo aoI laJ@ Lsj@ U.J@ lv la la la i LtJ@LzJ@

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f l It l*l l The conuizant engineer f ailed tc, have the hancer reinstalled after comnietion of tha _

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I l consider reinstallation of the hanger a RBl spool piece installation since he did not The hancer was reinstalled on 6 - 311 - 8 1 . The enenienne oncinnor knn haan

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-o Name of Preparer: Clenn B. Kirk / Mike R. Harding Phone: (615) 842-8317

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