05000315/FIN-2018001-01

Finding

Title

Failure of Unit 1 Turbine Driven Auxiliary Feedwater Pump to Reach Rated Speed

Description

A self-revealed finding of very low safety significance with an associated Non-Cited Violation of Technical Specification 5.4 Procedures, occurred on December 21, 2017, when the Unit 1 Turbine-Driven Auxiliary Feedwater Pump failed to reach rated speed during a surveillance. Procedure 12MHP5021056008, Turbine-Driven Auxiliary Feedwater Pump Governor Valve Maintenance, was not appropriate for the circumstances in that direction was not given to check that the governor valve could fully open following maintenance on the governor valve.

01
Site:	Cook
Report	IR 05000315/2018001 Section 1R15
Date counted	Mar 31, 2018 (2018Q1)
Type:	NCV: Green
cornerstone	Mitigating Systems
Identified by:	Self-revealing
Inspection Procedure:	IP 71111.15
Inspectors (proximate)	J Ellegood T Taylor R Baker M Holmberg T Go G Roach L Smith K Riemer
Violation of:	Technical Specification - Procedures
INPO aspect	CL.1
'
v • d • e

Finding - Cook - IR 05000315/2018001

1(2)2(6)3(2)4(0)5(0)6(0)10(1)301(0)410(0)411(0)

IR 05000315/2018001: 1 2

Finding List (Cook) @ 2018Q1

CCA Matrix: 2018Q1

	Q	CCA	Title
05000315/FIN-2017007-01	2017Q3	P.3	Failure to Correct Operable, but Non - Conforming Conditions
05000315/FIN-2017004-01	2017Q4		Failure to Correct Numerous Anchor Darling Double Disc Gate Valve Non-Conformances
05000315/FIN-2017004-02	2017Q4		Unit 1 Letdown System Safety Valve Lift During Preparations for Cooldown
05000315/FIN-2017004-03	2017Q4	H.1	Failure to Promptly Correct The CAQ by Not Testing the CCW Leak Isolation Valves
05000315/FIN-2017004-04	2017Q4	H.14	Failure to Verify the Adequacy of the Design for a Temporary Modification
05000315/FIN-2018001-01	2018Q1		Failure of Unit 1 Turbine Driven Auxiliary Feedwater Pump to Reach Rated Speed
05000315/FIN-2018001-02	2018Q1		Operation of Letdown System Leads to Voiding and Subsequent Relief Valve Lift

Self-Identified List (Cook)

	Q	Title
05000315/FIN-2017004-05	2017Q4	Licensee-Identified Violation

[Cook Findings full list]

05000315/FIN-2018001-01

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