AP-33 (uncontrolled dillution, @ S/d)

Question 1

AP-33

What actions will you take if both SR detectors raise unexpectedly?

Answer 1

• initiate Cnmt Evacuation alarm
• Establish Cnmt integrity
• Emergency Borate (AP-6)

Question 2

AP-33

What are the entry conditions for Uncontrolled dillution at S/D?

Answer 2

• SR detectors raise unexpectedly
• unexpected m/u flow
  
  • m/u cntlr audible
  • Lvct raising
  • FIT-111 flow
• [B] lowering