Exhaust fan resizing and related wiring, equipment, controls for four units:

A. Remove exhaust fan and disconnect at flexible connections on the suction
and discharge. Ductwork will not be affected.

B. Disconnect feeders from fan back to existing VFD. Existing VFD to be replaced.

C. Install new exhaust fan and connect back to existing
suction and discharge ductwork. Install new flexible connections at suction
and discharge.

D. Install new VFD. Connect existing power and control wires.

E. Provide points listed below back to the BMS front end to match existing:
· Start/Stop
· Status
· Speed command
· Command feedback
· Static Pressure
· Low static pressure alarm
· Fault alarm

F. Install new feeders from new exhaust fan to new VFD.