Loren Cook Company Centrifugal Exhauster ACE 490

Check for specialized lubrication instructions on fan labels

Is the fan in operation during lubrication?

Pump grease slowly until a slight bead forms around the bearing seals

Number of grease injections used with hand operated grease gun

Drill two holes with 1/4” diameter

Screw the puller arms into the tapped holes full depth of threads (3/8” to 1/2” approximately)

Align center of puller with center of shaft

Ensure all setscrews in hub are fully removed

Are there lubrication instructions on the motor nameplate?

Inspect motor bearings for relubrication provisions

Is the motor operating under severe conditions?

Is the motor installed with a vertical shaft?

Inspect and adjust as necessary

Inspect and adjust as necessary

Consult factory for greasing interval

Are specialized lubrication instructions present on fan labels?

Is the fan in operation during lubrication?

Pump grease slowly until a slight bead forms around the bearing seals

Number of grease injections used