Sullair Portable Air Compressor 185DPQ

Loosen and remove the air filter and cover

Remove the primary and optional secondary elements

Clean the body, inside and out, with a damp cloth

Reinstall (if clean) or replace the secondary element if installed

Replace the new primary filter element

Reposition the cover and lock it into the position

Reset the filter restriction indicator (if equipped)

Sign off on the air filter replacement

Clean the return line orifice and check the strainer

Change the compressor fluid filter

Check the Engine Operator’s Manual for service requirements

Check the fuel filter for water

Confirm that the receiver tank cover bolts are tightened to 60 lbf ft (81 N m)

Warning: This procedure requires trained personnel with PPE!

Compressor fluid carryover evident?

If compressor fluid carryover is evident, proceed with the following steps. If not, report the issue to the maintenance team.

Enter the part number of the new separator element

Old element removed with a strap wrench?

Gasket seating surface cleaned?

Light coating of fluid applied to the new gasket?

New element hand tightened until the new gasket is seated?

Element tightened by hand an additional 1⁄2 to 3⁄4 turn?

Inspect air filter element for any light leaks indicating damage

Inspect all gaskets and gasket contact surfaces of the housing and replace any damaged ones

Store clean elements for later use in a clean container

After installing the element, inspect and tighten all air inlet connections before operating the compressor

Sign off on the air filter inspection

Clean the radiator and cooler exterior surfaces

Check the Engine Operator’s Manual for service requirements

Clean the radiator and cooler exterior surfaces

Where dust and other atmospheric contaminants are present, it might be necessary to clean these parts more frequently

Check the Engine Operator's Manual for service requirements

Change the engine oil and filter

Clean or replace the return line strainer

Change the air filter primary elements