ABB ACS800 Hardware Manual page 71

5. Disconnect the fan wiring and capacitor from the fan frame. Then remove the four
screws attaching the fan to the fan frame. Remove the old fan.
6. Install the new fan and capacitor with the replacement part for ABB in the reverse
order of the above. Ensure the fan is centered on the velocity stack and rotates
freely.
Velocity stack
71
Capacitor
Maintenance