Loren Cook Company Ventilation Fan 60SQN-B

Establish a schedule for inspecting all parts of the fan

Determine the frequency of inspection based on operating conditions and location

Inspect fans exhausting corrosive or contaminated air within the first month of operation

Is the motor installed vertically?

Use polyurea mineral oil NGLI #2 grease for lubrication

Use compatible grease for lubrication

Lubricate motor bearings as per the specified interval

Adjust and tighten belt as necessary

Check for unusual noises during operation

Ensure all tools are removed from the area

Inspect belt alignment and tension

Adjust and tighten belt as necessary

Motor Bearings with Sleeve Bearings

Verify lubrication requirements

Has the unit been stored for a year or more?

Is the unit operating under severe conditions?

Add LIGHT grade mineral oil or SAE 10W oil (up to 30 drops)

Motor Bearings without Sleeve Bearings

Verify lubrication requirements

Is the unit operating under severe conditions, high temperatures, or excessive contaminants?

Disassemble and lubricate bearings if required