Gardner Denver Air Cooled Compressor EAQQOH

Check if 'CHANGE AIR FILTER' message is displayed.

Is the air filter element genuine Gardner Denver?

Does the filter element require cleaning?

Visually inspect the element for ruptures or cracks.

Select the method used to drain the oil system

Was the oil drained while hot to prevent varnish deposits?

Contamination Check and System Flush

Is the drained oil and/or oil filter element contaminated with dirt?

Flush the entire system: reservoir, oil cooler, mixing valve, and lines if contamination is present.

Inspect the oil separator elements for dirt accumulation and replace if necessary.

Contact the factory for recommendations if varnish deposits exist.

Change the compressor lubricant. Flush system if required.

Fill the system with a 50 percent charge of the new lubricant

Allow the machine to run about five minutes at temperature, or until temperature stabilizes, then shut down

Change to a new filter and separator

Fill the system with a full charge of the new lubricant, then reinstall drain plug

Ensure the unit is completely off and no air pressure is in the oil reservoir.

Disconnect, tag, and lockout power supply to the starter.

Remove screws holding the top plate to the separator housing.

Lift the top plate from the separator housing.

Lift the separator from the separator housing.

Separator Inspection and Replacement

Inspect the separator and o-ring for damage.

Check for dirt accumulation on the following components

Is cleaning required for any of the components?

Clean the exterior fin surfaces of the cores by blowing compressed air with a nonflammable safety solvent in the opposite direction of the cooling fan air flow