Aaon Packaged Rooftop Unit RNA-009-A-0-2-FAAA-00A

Ensure availability of Simple Green (Part# T10701) from AAON Parts and Supply

Prepare a 4 to 1 solution of water and Simple Green

Rinse the coil completely with water using a hard spray

Ensure the spray is not too hard to avoid bending the fins

Application of Simple Green Solution

Fill a pump sprayer with the prepared Simple Green solution

Spray the air inlet face of the coil from the fan side

Ensure pressure washer or compressed air is set to a very low pressure to prevent fin and/or coil damages.

Avoid using harsh chemicals, household bleach, or acid cleaners on e-coated coils.

Select the approved coil cleaner used

Clean the coil with the selected approved coil cleaner according to the manufacturer's directions.

Use the approved chloride remover to remove soluble salts and revitalize the unit.

Inspect the coil for any visible damage or residue after cleaning.

Ensure the fan is not running and at normal operating temperature

Add grease to the bearings until seals are purged

Select the grease used for lubrication

Check the tightness of non-contact seals

Check the overall visual condition of non-contact seals

Check the tightness of brush sealing middle beam

Check the overall visual condition of brush sealing middle beam

Ensure non-contact seals are not flipped, rolled, or pierced

If seals are damaged, describe the damage and contact technical support

Wear appropriate personal protective equipment (PPE)

Remove any standing water from the drain pan

Clean the drain pan with an appropriate cleaning solution

Inspect and clean the drain lines to prevent plugging

Is the drain pan free of debris and microbial growth?