The New York Blower Company Blower PLR 12

Purge fan and motor bearings with new grease

Rotate the shaft while slowly adding grease

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 not to mix caps as they are not interchangeable

Ensure no over lubrication of split pillowblock bearings

Check for damaged or missing guards

Ensure all moving parts have guards installed

Check setscrews and bolts for tightness

Inspect for loose items or debris

Turn the wheel by hand to check for binding

Ensure electrical supply is completely disconnected and locked out

Check all setscrews and bolts for tightness

Refer to the corresponding table for correct torques

Recheck setscrews after operation

Refer to Table 1 for wheel setscrew torques

Refer to Table 2 for bearing setscrew torques

Shut down the fan if there is any sudden increase in fan vibration

Lubricate the coupling of direct-drive units and check for alignment

Refer to manufacturer's installation and maintenance supplement for lubrication details and alignment tolerances

Recheck alignment and gap after a short period of operation

Recheck the tightness of all fasteners in the coupling assembly

Check coupling alignment after permanent installation and prior to start up

Align the coupling to within the manufacturer's limits for parallel and angular misalignment

Is the coupling aligned within the manufacturer's specified limits?