ML042990184

Condition Report 03-00300

ML042990184
Person / Time
Site:	Davis Besse
Issue date:	07/17/2003
From:	- No Known Affiliation
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2003-0224 CR 03-00300
Download: ML042990184 (1)

Text

NOP-LP-2D01-01 Davis-Besse CONDITION REPORT NOP-LP2001 -1 D3v003e00 CR Nlumber TITLE: BREAKER HB03 NOT READY FOR RCP 1-2 UNCOUPLED RUN.

DISCOVERY DATE TIME EVENT DATE TIME SYSTEM I ASSET#

11412003 09:00 01/04/03 09:00 NIA HB03 EQUIPMENT DESCRIPTION HB03 Breaker for RCP 1-2 motor.

DESCRIPTION OF CONDITION and PROBABLE CAUSE (ifknown) Summarize any attachments. Identify what, when, where, why, how.

0 The 13.8 KV Breaker was not installed in the HB03 cubicle ready to support the RCP 1-2 uncoupled run. This caused a delay to the starting time for the RCP 1-2 uncoupled run. The breaker should R have been installed in the HB03 cubicle and ready for racking in to perform the test without delay.

G Note: CRs 03-0042 (Motor rotation wrong way) & CR 03-0049 (Motor tripped) were also generated G for the RCP 1-2 uncoupled run.

N A

T IMMEDIATE ACTIONS TAKEN I SUPV COMMENTS (Discuss CORRECTIVE ACTIONS completed, basis for closure.)

I Performed testing on the HB03 breaker to enable installation in the cubicle and racking into the bus.

0 N This condition was not discovered during the Initial attempt to physically run the motor. This condition was determined during the performance of the prerequisites of the test procedure.

Discussion, occurring after the event, has led some to conclude that this condition was discovered at energization of the motor, which Is incorrect.-.

QUALITY ORGANIZATION USE ONLY IDENTIFIED BY (Check one) 0 Self-Revealed ATTACHMENTS Quality Org. Initiated al Yes El Individual/Work Group E Internal Oversight Quality Org. Follow-up n Yes O No D Supervision/Management El External Oversight []Yes El No ORIGINATOR ORGANIZATION DATE SUPERVISOR DATE i PHONE EXT.

WYMER, M LCM 1/15/2003 BAKER, E. 1117/2003 7674 SRO EQUIPMENT EVALUATION IMMEDIATE i ORGANIZATION MODE CHANGE P REVIEW OPERABLE REQUIRED INVESTIGATION REQUIRED NOTIFIED RESTRAINT L Ivl Yes  !.lNo L Yes l No R N/A I El Yes 2 No ElDYes RI No A MODE: ASSOCIATED TECH SPEC NUMBER(S) ASSOCIATED LCO ACTION STATEMENT(S)

T #2 O DECLARED INOPERABLE REPORTABLE? One Hour NIA I APPLICABLE UNIT(S)

(Date / Tlme) [JYes ElNo i.. i E N/A ElghtHour N/A LU1 E] U2 El Both R ElEval Required -,,X ^  :.. O ~i rf-./ u--d1;;5Aos;r;-l A COMMENTS T Breaker HBO3, supplies RCP 1-2. The RCPs are not required to be operable in this Mode, Defueled, I Referred to T.S.3.4.6.1, therefore Operable Is marked N/A. The condition Identified addresses a O timing issue for the breaker being placed inside the breaker cubicle after motor replacement, it does N not address any Issues that would effect breaker operation. Reportable is No.

S Current Mode - Unit I Power Level - Unit I Current Mode - Unit 2 Power Level - UnIt 2 Def 0 SRO - UNIT I SRO - UNIT 2 DATE Leis A l Jones, M 1/17/2003 Page 1 of 2 t;x