What signal will cause auto closure of the PGS containment isolation valves, PGS*CV8046 & CV8028?
CIA
What will cause a running primary grade water supply pump (PGS-P1A/B) to trip?
low suction pressure
What is not function of the primary grade water system?
provide makeup to the charging pump cooling system
From where can PGS storage tank heating circulating pump 3PGS-P2A be remotely started?
reactor plant sampling panel
Nitrogen sparring of a primary grade water storage tank will remove which impurity?
oxygen
Primary grade water system containment isolation valves function to isolate the primary grade water header inside containment upon receipt of what signal?
containment isolation phase A
The function of the primary grade water system supply pumps is to:
maintain constant system pressure to the primary water header
the primary grade water system supply pumps may be remotely started from which location?
Unit 3 control room
What describes the purpose of the primary grade water system?
supplies makeup and flushing water throughout the reactor plant
When the reactor plant is above 200F, the primary grade water system shall be in operation and able to supply internal water spray in:
pressurizer relief tank
The PGS system provides warm makeup water to:
CVCS system for boric acid batching operations
What shall not be operated when PGS tank level is below 15,000 gallons?
PGS pumps and heater loops
