Loren Cook Company Ventilation Fan CPV 135

Remove pulleys from their respective shafts

Clean bores of pulleys and coat the bores with heavy oil

Remove grease, rust or burrs from the pulleys and shafts

Remove burrs from shaft by sanding

Place fan pulley on fan shaft and motor pulley on its shaft

Install belts on pulleys and align as described in Belt and Pulley Installation

Check that all necessary tools are available

For Arrangement 1, 2, 8, 9 and 10

Mark the position on the shaft of both bearing races, setscrews, and the wheel and pulley

Mark the location and orientation of the inlet cone

Note the clearance between the wheel and inlet cone

Remove the fan pulley and inlet cone

Remove the wheel from the shaft

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

Was the fan stopped before inspection?

Inspect the fan as per the Conditions Chart

Inspect and adjust as necessary

Tighten bolts, setscrews, and motor mounting bolts if necessary

Adjust and tighten components as necessary

Test the fan to ensure the rotation of the wheel is the same as indicated by the arrow marked Rotation.

Inspect fasteners and setscrews, particularly fan mounting and bearing fasteners, and tighten according to the table, Recommended Torque for Setscrews/Bolts.

Inspect for correct voltage with voltmeter.

Ensure all accessories are installed.

Lock out all the primary and secondary power sources.

Ensure fasteners and setscrews, particularly those used for mounting the fan, are tightened.