Loren Cook Company Ventilation Fan CPV 60

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

Verify shaft size and lubrication interval

Is the fan operating under higher temperature conditions?

Is the fan operating with a vertical shaft?

Is the fan in periodic application (break of one week or more)?

Clean the grease nipple and immediate vicinity thoroughly without high pressure equipment

Is the fan in operation during lubrication?

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

Avoid excessive pressure to prevent seal damage

Motor Bearings - Standard Service Conditions

Verify lubrication intervals for Nema Frame Size 404T and Larger

Ensure use of polyurea mineral oil NGLI #2 grease

Confirm compatible grease used for additions

Reduce intervals to half for vertical shaft installations

Motor Bearings - Severe Service Conditions (Nema Frame Size up to 184T)

Verify lubrication intervals for Nema Frame Size up to 184T

Ensure use of polyurea mineral oil NGLI #2 grease

Confirm compatible grease used for additions

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

Fill the bearings with grease or moisture-inhibiting oil

Rotate the wheel several revolutions periodically

Store the fan in its original crate

Protect the fan from dust, debris, and weather