Loren Cook Company Ventilation Fan CPS 165

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

Ensure all belt driven fans with motors up to and including 5HP are equipped with variable pitch pulleys

Loosen setscrew on driver (motor) pulley and remove key, if equipped

Turn the pulley rim to open or close the groove facing

If the pulley has multiple grooves, ensure all are adjusted to the same width

Inspect for proper belt tension after adjustment

Select the desired speed adjustment

Ensure RPM limits of the fan and horsepower limits of the motor are maintained

Check lubrication interval conditions

Clean grease nipple and 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

Is the bearing visible during lubrication?

Number of grease injections used with hand-operated grease gun (if bearing is not visible)

Was excessive pressure avoided to prevent seal damage?

Are there any specialized lubrication instructions on fan labels or from bearing manufacturer?

Check shaft size and determine lubrication interval

Is the fan operating under higher temperature conditions?

Is the fan operating with a vertical shaft?

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

Is the bearing visible during lubrication?

Number of grease injections used with hand-operated grease gun (if bearing is not visible)