Aaon Rooftop Unit RL-210

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

Ensure parts replacements are exact duplicates or approved equals

General Unit Surface Inspection

Complete general inspection of the unit surface

Check for surface corrosion in spot areas

Wire brush and clean thoroughly any corroded areas

Resurface cleaned areas with rust inhibitive paint

Turn off power before cleaning blower wheel

Inspect blower and blower section for cleanliness

Is the blower and blower section clean after inspection?

Shut off water to float valve and open the drain connection for flushing of the sump

Water Level and Distribution System

Inspect the water distribution system to ensure nozzles and spray orifices are functioning correctly

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 pump rotation after motor leads have been disconnected.

Electrical Connections and Specifications

Verify 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.