Gardner Denver Air Cooled Compressor EBQQNF

Change the compressor lubricant. Under adverse conditions, change more frequently.

Upgrading to a Longer Life Lubricant

Thoroughly drain system: Drain oil from air end and cooler while hot.

Break low point connections and drain oil from pipe runs.

Dump oil from the filter and reinstall used filter.

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

Select the method used to drain the oil system

Was the oil drained when hot to prevent varnish deposits?

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.

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

Ensure the compressor is turned off and cooled down before starting the procedure.

Gather necessary tools and materials, including a spare filter element and gasket.

Filter Element Removal and Inspection

Remove the wingnut and pull out the filter element.

Visually inspect the filter element for cleanliness.

Does the filter element require cleaning?

Soak the filter element in warm water with a mild nonsudsing detergent for about 15 minutes.

Enter the current reservoir oil level

Add oil if required, ensuring not to mix lubricants

Observe if the unit loads and unloads properly

Enter the discharge temperature

Check Panel LED’s for advisories