Engineered Air HVAC Unit HE131/1

Refer to motor manufacturer for lubrication recommendations

Remove grease drain plugs and operate motor for 15 minutes before replacing plugs

Ensure not to over grease the motor

Recommended Motor Lubrication Intervals for motors 10-40 HP (7.5-29.8 kW)

Check if motors run in severe conditions and grease as specified by the manufacturer

Is the filter due for a scheduled change?

Inspect the filter for any visible pollutants or damage.

Replace the filter if necessary.

Record any observations or actions taken during the inspection.

Outdoor Air Intakes, Mixing Sections and Dampers

Check outdoor air intakes, screens, and adjacent areas for cleanliness, integrity, and proper operation

Lubrication of Dodge Fan Bearings — Spherical Roller Bearing, Solid Pillow Block

Determine lubrication interval based on shaft diameter and speed (RPM)

Is the unit operating 24 hours a day?

Lubricate with multipurpose roller bearing NLGI No. 2

Re-lubricate while running until purging occurs at seals

Adjust lubrication frequency based on purged grease condition

Lubricate bearings prior to extended shutdown or storage

Rotate shaft monthly to aid corrosion protection

Refer to motor manufacturer for lubrication recommendations

Remove grease drain plugs and operate motor for 15 minutes before replacing plugs

Ensure not to over grease the motor

Recommended Motor Lubrication Intervals for motors up to 7.5 HP (5.6 kW)

For motors in severe conditions, grease as specified by the motor manufacturer