Aaon Rooftop Unit RL-095

Pump Direction and Rotation Check

Ensure pump operates in the direction indicated by the arrow on the pump casing.

Has the motor lead been disconnected since the last check?

Check rotation each time motor leads have been disconnected.

Electrical Connections and Specifications

Check all connections of motor and starting device with wiring diagram.

Check voltage of line circuit with motor name plate.

Check phase of line circuit with motor name plate.

Check frequency of line circuit with motor name plate.

Inspect blower and blower section for cleanliness

Clean blower wheel if necessary

Turn off power to the unit before opening the access door

Filter Inspection and Replacement

Inspect the following for obstructions to air flow

Access the filter section through the filter section door

Action to take based on filter condition

Ensure all filters are in place before operating the unit

Remove contaminants from exterior

Ensure motor air inlet and outlet are open

Blow out interior of open motors with clean compressed air at low pressure

Ensure original clearances are held

Are all parts replacements exact duplicates or approved equals?

Is the bearing at normal operating temperature?

Select the appropriate grease based on temperature conditions

Add grease to purge the seals without over-lubricating.

Was the lubrication process completed without over-lubricating?