Greenheck Centrifugal Exhaust Fan G 085

Disconnect and secure all electrical power to the fan

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

Does the motor have grease fittings?

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

Grease the motor according to manufacturer's recommendations

Check for the following issues after lubrication

Check all fasteners and setscrews for tightness

Ensure the wheel rotates freely and is aligned

Check for wheel movement during shipment and realign if necessary

Centering height alignment for G model

Loosen the set screws in the wheel

Move the wheel to the desired position

Check wheel rotation by momentarily energizing the unit

Is the wheel rotation clockwise as shown in Figure 8?

If wheel rotation is incorrect, reverse two of the wiring leads or check motor wiring for single phase

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.

Clean the fan wheel evenly to prevent imbalance and vibration.

Clean the fan housing to ensure smooth and safe operation.

Check all fasteners for tightness

Inspect bolts, setscrews, and motor mounting bolts

Adjust and tighten as necessary

Check for moisture or dirt accumulations on parts

Was the source of moisture or dirt located and eliminated?

Is there any paint deterioration?

Describe the paint condition and any actions taken