05000289/LER-1978-015-01, /01T-0:on 780502,during Initial Cycle 4 Startup, Control Rods Found Positioned in Restricted Region Per Tech Specs 3.5 for 9-h.Caused by Use of Incorrect Rod Index Limit Curve in Procedure.Documentation Procedures Revised

/01T-0:on 780502,during Initial Cycle 4 Startup, Control Rods Found Positioned in Restricted Region Per Tech Specs 3.5 for 9-h.Caused by Use of Incorrect Rod Index Limit Curve in Procedure.Documentation Procedures Revised

ML19261F212
Person / Time
Site:	Crane
Issue date:	05/16/1978
From:	METROPOLITAN EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19261F209	List: 05000289/LER-1978-015, Forwards LER 78-015/01T-0 05000289/LER-1978-015-01, /01T-0:on 780502,during Initial Cycle 4 Startup, Control Rods Found Positioned in Restricted Region Per Tech Specs 3.5 for 9-h.Caused by Use of Incorrect Rod Index Limit Curve in Procedure.Documentation Procedures Revised
References
LER-78-015-01T-01, LER-78-15-1T-1, NUDOCS 7910250632
Download: ML19261F212 (2)

LER-1978-015, /01T-0:on 780502,during Initial Cycle 4 Startup, Control Rods Found Positioned in Restricted Region Per Tech Specs 3.5 for 9-h.Caused by Use of Incorrect Rod Index Limit Curve in Procedure.Documentation Procedures Revised

Event date:
Report date:
2891978015R01 - NRC Website

text

LICENSEE EVENT REPORT l

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EVENT DESCRIPTION ANC 8AOB ABLE CONSECUENCES h M full rewar. it was [TTE l Du-ing initial Cycle startur while increasine ecver 5:

determined that the centrol rods were positiened in the restricted rerior cf Tech ict eia1 i a i 41 iSpecifica:icn Figu e 3.:.-2A.

Tne ccrrect red index limit curre which had beec in-corpcrated into Operating procedum as a Te=porary Che.nge !!ctice vas nct beine used.

cjei the centr-1 rods had l A check cf the red index durine rever escalation revealed that i e ie [c 17 l 11een in the !!ct A icved region of T.S. Firu s 3.5-23 for nine heure.

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40 41 42 43 44 CAUSE DEScAIPTION ANC COARECTivE ACTIONS h lTnis event was caused by the use of the red index limit curre ir the bciv -f 9

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,1 cf the procedu e as lC-125 EFF; rod index limit ju-ve which was attached tc the frcnt

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