Loren Cook Company Ventilation Fan CPV 100

Fill the bearings with grease or moisture-inhibiting oil

Rotate the wheel several revolutions periodically

Store the fan in its original crate

Loosen motor plate adjustment bolts and move motor to slip belts into pulley grooves

Slide motor plate back to achieve proper belt tension (1/4” deflection per foot of center distance)

Lock motor plate adjustment bolts in place

Ensure pulleys are properly aligned

Loosen motor pulley setscrew to adjust alignment

Measure the allowable gap for drive alignment tolerance at contact points WXYZ

Select the center distance range for tolerance check

Motor Bearings - Nema Frame Size up to and including 184T

Verify lubrication instructions on motor nameplate

Use polyurea mineral oil NGLI #2 grease for lubrication

Use compatible grease for lubrication

Is the motor installed with a vertical shaft?

Motor Bearings - Nema Frame Size 213T-365T

Verify lubrication instructions on motor nameplate

Verify lubrication instructions on motor nameplate

Is the motor Nema Frame Size 404T or larger?

Is the motor installed with a vertical shaft?

Use polyurea mineral oil NGLI #2 grease for lubrication

Use compatible grease for lubrication

Use emery cloth or file to remove imperfections in the shaft left by the setscrews

For Arrangement 1, 2, 8, 9 and 10

Note the clearance between the wheel and inlet cone

Remove the wheel from the shaft using a 2-jaw puller if needed

Remove bearing hold-down bolts and remove shaft and bearings as one unit