05000353/FIN-2018001-01

Finding

Title

Description

A self-revealed Green non-cited violation (NCV) of 10 CFR 50, Appendix B, Criterion XVI, Corrective Action, and LGS Unit 2 technical specification (TS) 3.8.1.1 was identified when Exelon failed to correct a degraded lube oil pipe nipple fitting on the D22 emergency diesel generator (EDG) when maintenance was performed to address leakage which caused inoperability of the EDG for greater than its TS allowed outage time.

01
Site:	Limerick
Report	IR 05000353/2018001 Section 4OA3
Date counted	Mar 31, 2018 (2018Q1)
Type:	NCV: Green
cornerstone	Mitigating Systems
Identified by:	Self-revealing
Inspection Procedure:	IP 71153
Inspectors (proximate)	S Rutenkroger M Fannon H Anagnostopoulos J Furia J Krafty
Violation of:	10 CFR 50 Appendix B 10 CFR 50 Appendix B Criterion XVI Technical Specification
INPO aspect	PI.1
'
v • d • e

1(2)2(2)3(2)4(0)5(0)6(0)10(1)11(0)301(0)410(0)

Finding List (Limerick) @ 2018Q1

CCA Matrix: 2018Q1

	Q	CCA	Title
05000353/FIN-2017003-01	2017Q3	H.7	Operational Condition Mode Change from Startup to Run was Made with RCIC Inoperable
05000352/FIN-2017007-01	2017Q4	H.6	Failure to Document Technical Basis for Service Temperature Changes for Limitorque Motor Operated Valve Limit Switches
05000353/FIN-2017004-01	2017Q4	H.5	Unplanned HPCI Inoperability Due to Isolating All Suction Sources During Post-Maintenance Te s t i n g
05000353/FIN-2018001-01	2018Q1		Failure of Emergency Diesel Generator Lube Oil Pipe Nipple Fitting
05000352/FIN-2018001-02	2018Q1		Emergency Diesel Generator Combustion Air Overheating

Self-Identified List (Limerick)

	Q	Title
05000352/FIN-2017003-02	2017Q3	Licensee-Identified Violation

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