RQ-C-4872 (RHR)

Question 1

What is the interlock that must be satisfied in order to open IMO-128/ICM-129 (RHR Suction from Loop 2 Hot leg)?

Answer 1

• IMO-128 (NPS-122 < 411#)
• ICM-129 (NPS-121 < 411#)

Question 2

What interlock must be satisfied to open ICM-305/306 (RHR Suction from recirc sump)

Answer 2

• IMO-310 (RHR from RWST) & IMO-215 (CTS from RWST) closed

Question 3

What interlock must be satisfied to open IMO-340/350 (RHR to CCP/SI)

Answer 3

• ICM-305/306 (RHR from recirc sump) open
• IMO-262 OR IMO-263 (SI mini flow to RWST) closed

Question 4

What interlock must be satisfied to open IMO-330/331 (RHR to Spray)

Answer 4

• ICM-305/306 (RHR from recirc sump) open

Question 5

What interlock must be satisfied to open IMO-310 (RHR from RWST)

Answer 5

• ICM-305/306 (RHR from recirc sump) closed
• IMO-340/350 (RHR to CCP/SI) closed
• IMO-330/331 (RHR to Spray) closed