Greenheck Plenum Fan APM-16

Ensure the fan is turned off and locked out before starting lubrication.

Is the shaft rotating during lubrication?

Add lubricant until clean grease is seen purging from the bearing.

Enter the number of grease shots used for lubrication.

Inspect fan for moisture or dirt accumulations

Was moisture or dirt found on parts?

Locate and eliminate source of moisture or dirt, if found

Is there any paint deterioration?

Consider touch-up or repainting if paint deterioration begins

Are there signs of rust on machined parts?

Disconnect the electrical supply

Check tightness of wheel, housing, bolts, and set screws

Remove any dirt accumulation on the wheel or in the housing

Check isolation bases for freedom of movement and bolts for tightness

Inspect springs for breaks and fatigue

Check for wear, tension, alignment, and dirt accumulation on V-belt drives

Are the sheaves free from grooves or wear?

Are all belts being replaced on multiple groove drives?

Loosen belt tension before removing belts

Ensure slack in each belt is on the same side of the drive after replacement

Measure belt deflection halfway between sheave centers (in inches)