Greenheck Centrifugal Sidewall Exhaust Fan CW-101

Disconnect and secure all electrical power to the fan.

Ensure the unit is made non-functional (fuses removed, disconnect locked off).

Are you a qualified personnel familiar with local codes and regulations?

Are grease fittings provided on the motor?

Record the current motor temperature.

Is the motor temperature below 104ºF (40ºC)?

Disconnect all electrical power to the fan and secure to the 'off' position.

Ensure the unit is made non-functional by removing fuses and locking off the disconnect.

Inspect the wheel and housing for oil and dust accumulation.

Clean the wheel evenly to prevent imbalance and vibration.

Clean the housing to ensure smooth operation.

Is the wheel free from oil and dust after cleaning?

Loosen the setscrew holding the bushing and shaft key in place, if present.

Loosen and remove the socket head cap screws fastening the bushing to the hub.

Select the mounting type for socket head cap screws installation

Tighten the socket head cap screws an eighth of a turn at a time, alternating until the hub comes loose from the bushing.

Clean all surfaces of hub and bushing to remove any oil or residue.

Select the mounting style and perform the corresponding steps

Install the two bushing socket head cap screws into the aligned holes by hand until seated.

Inspect and adjust as necessary

Adjust belt tension after the first 24-48 hours of operation

Ensure motor amperage and voltage ratings are checked for compatibility to supply voltage.

Route electrical supply through the conduit chase between the mounting plate and the bottom of the motor compartment.

Ensure wiring conforms to local and national codes.

Confirm that the fan is not lifted by the fan hood.

Ensure fans are not lifted in a way that will bend or distort fan parts.

Verify that slings or timbers are not passed through the venturi of the fan.

Check that fans with special coatings or paints are protected during handling to prevent damage.