E38 Feedwater Leakage Control

Question 1

E38 What are the time critical actions?

Answer 1

Has to be initiated within 18 minutes of Hi Rad indication lF feed water to the vessel cannot be restored.

Question 2

What are the interlocks of the F001B

Answer 2

< 33 psig downstream of F001B before opening

Question 3

What are the interlocks of the E38-F001A? outboard

Answer 3

FW isolation Valve B21-F065A/B must be full closed

<33psig downstream of FOOTA F001A

Question 4

Where are the inboard and outboard FWLC isolation valves located?

Answer 4

Steam tunnel 139’ aux building

Question 5

What provides flow to the outboard FWLC subsystem?

Answer 5

RHR A jokey pump

Question 6

What valve does the outboard system seal between?

Answer 6

F065A/B and F032A/B

Question 7

What’s the purpose of FWLC?

Answer 7

Minimizes release of fission products following a LOCA by providing positive water seal on FW piping between CTMT isolation check valves and outboard isolation valves

Question 8

What provides flow to the inboard system?

Answer 8

RHR B jockey pump

Question 9

What valves does the inboard system seal between?

Answer 9

F032A/B and F010A/B