Aaon Rooftop Unit RL-070

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

Confirm Underwriters’ Label is valid

Turn off power to the unit before opening the access door

Filter Inspection and Replacement

Inspect the following for obstructions to air flow

Open the filter section door to access the filters

Replace or clean filters with the same size as indicated on the filters

Ensure all filters are in place before operating the unit

Evaporator Coil Inspection and Cleaning

Inspect evaporator coil for obstructions to air flow

Clean evaporator coil if necessary

Condenser Coil Inspection and Cleaning

Inspect condenser coil for obstructions to air flow

Clean condenser coil if necessary

Check condensate drain at start of cooling season

Clean condensate drain if necessary

Turn off power before cleaning blower wheel

Inspect blower and blower section for cleanliness

Is the blower section clean after inspection?

General Unit Surface Inspection

Complete a 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