The New York Blower Company Blower AF-30

Check for damaged or missing guards

Ensure all moving parts have guards to protect personnel

Check all setscrews and bolts for tightness during routine maintenance

Inspect the installation for loose items or debris

Turn the wheel by hand to check for binding

Repack the bearing with fresh grease

Pack the bearing fully and fill the housing reservoir to the bottom of the shaft on both sides of the bearing

Replace the bearing cap, ensuring caps are not mixed

Ensure no over lubrication of split pillowblock bearings

Ensure electrical supply is disconnected and locked out

Check the V-belt drive for proper alignment and tension

Measure belt tension with a tensioning gage

Adjust belt tension using the motor slide base

Check for excessive or insufficient tension

Replace worn belts as a matched set

Check sheave alignment with a straightedge

Verify setscrew and/or bushing bolt tightness

Ensure electrical supply is disconnected and locked out

Block the rotating assembly securely

Inspect fan wheel for wear or corrosion

Check for build-up of material on the fan wheel

Is cleaning or replacement of the fan wheel required?

Clean or replace the fan wheel as required

Ensure fan hub is not removed or loosened from the fan wheel

Ensure electrical supply is disconnected and locked out

Check all setscrews and bolts for tightness

Refer to the corresponding table for correct torques

Recheck setscrews after operation

Consult Table 1 for wheel setscrew torques

Consult Table 2 for bearing setscrew torques

Shut down fan if there is a sudden increase in vibration