Greenheck Centrifugal Exhaust Fan GB 240HP

Check for moisture or dirt accumulations on parts

Is there any paint deterioration?

Are there signs of rust on machined parts?

Rotate the wheel by hand ten to fifteen revolutions to distribute lubricant on motor

Describe the source of moisture or dirt and actions taken to eliminate it

Describe touch-up or repainting actions taken

Describe rust removal and preventive actions taken

Inspect wheel for oil and dust accumulation

Clean the wheel and housing if oil and dust accumulation is found

Check all fasteners for tightness

Is the unit ready for restarting?

Describe any issues found during maintenance

Belt Inspection and Replacement

Check belts for wear and tightness

Use matched belts for multi-groove pulleys

Loosen tensioning device for belt removal

Adjust belts as shown in 'Pre-Starting Checks'

Check pulley setscrews and keyways for tightness

Ensure fan RPM is not readjusted

Use identical size and type pulleys for replacement

Record the operation time of the fan in minutes

Inspect belt alignment and tension on GB unit only

Adjust and tighten belt as necessary

Ensure safety measures are in place

Gather necessary tools and materials

Verify the following before lubrication

Enter the maximum hand gun rating (psi)

Rotate bearings during lubrication if safe to do so

Apply one or two shots of lubricant with a hand gun