Engineered Air HVAC Unit DJS40/O

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

Note any severe conditions affecting motor operation

Recommended Motor Lubrication Intervals for motors over 40 HP (29.8 kW)

Determine filter-changing intervals based on

Enter the scheduled interval for filter changes (in months)

Is the unit operating with high levels of outside air?

Is there heavy frost or snow in the area?

Check if filters are plugged or excessively dirty

Record filter quantities, sizes, and types from submittal record

Use same size and type for replacement filters

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

Determine re-lubrication schedule based on shaft diameter and speed (RPM)

Is the unit operating 24 hours?

Lubricate with multipurpose roller bearing NLGI No. 2

Re-lubricate while running if safety permits

Adjust lubrication frequency based on purged grease condition

Lubricate bearings prior to extended shutdown or storage

Rotate shaft monthly to aid corrosion protection

Clean screen of regulators with vent terminals

Remove scale from burner plates

Ensure holes on burner plates and gas orifices are clear

Check set screws for looseness on the shaft

Tighten set screws where required

Record any issues found during the check

Enter torque applied for Dodge SC 203-215 series (in-lb)

Did you refer to the bearing manufacturers’ literature for other types of bearings?