635 Loss of Cooling Tower Fan (65-EOP-5030)

Question 1

OPER - 1.1.1 - PERFORM the following to start Standby Fan:

A - VISUALLY INSPECT fan blade through port hole for possible obstructions

B - VERIFY motor and gearbox lubrication is Lined up

C - START motor using local “START/STOP” switch

Answer 1

D - MONITOR motor for the following:
- Excessive vibration
-Excessive noise

E - MONITOR fan for the following:
-Drive shaft vibration
-Excessive vibration
- Excessive noise

Question 2

OPER - 1.1.2 - IF Cooling Tower Fans are NOT Available,
NOTIFY affected units of the following:

• Loss of Cooling Tower Fans
• Reduced cooling capacity of 635 Cooling Tower (635CT3701)

Answer 2

1.2 - Completed Supplemental Actions