Sullair Industrial Air Compressor SN55S

Replace your fluid filter element under any of the following conditions, whichever occurs first:

• As indicated by the STS Controller.

1) Fluid filter element replacement

1. Using a wrench, remove the filter canister.

2. Remove and dispose of filter element. Observe all laws and regulations for filter disposal.

3. Clean gasket seating surface.

4. Apply a light film of fluid to the element seal.

5. Install the element into the filter canister.

Warning: High-pressure hazard. Relieve all pressure from the separator/sump tank and all compressor lines.

All pressure relieved from the separator/sump tank and all compressor lines?

Disconnect all piping connected to the separator cover plate.

All piping disconnected from the separator cover plate?

Loosen and remove the twelve (12) hex head capscrews(5⁄8 in × 21⁄2 in) and lock washers from the cover plate.

All capscrews and lock washers removed from the cover plate?

Lift the cover plate from the separator/sump tank.

Cover plate lifted from the separator/sump tank?

Warning: This maintenance check requires trained personnel with PPE!

Protective grill removed from the adapter housing

Retaining screw located on the outer sleeve loosened

Sleeve slid to one side, exposing the coupling element

Coupling element unwrapped from the coupling jaws

New element installed by wrapping it around the jaws, engaging the cogs on the element into the jaws

Outer sleeve and the protective grill reinstalled

Enter the torque applied to the screws (in N·m)

Sign off on the shaft coupling maintenance

Warning: This maintenance check requires trained personnel with PPE!

Replace the fluid filter element

Check air filter. Change if necessary

Sign off on the air compressor maintenance

Warning: This maintenance check requires trained personnel with PPE!

Disconnect the tube at bottom of sight glass

Unscrew the sight glass assembly where the elbow fitting joins the strainer/filter

Remove used filter assembly, and replace with new assembly

Inspect and clean the orifice inside the sight glass blocks. The orifice must be removed with an allen wrench

Coat/lubricate the O-rings with silicone grease

Reattach the connectors to the sight glass/orifice blocks

Sign off on the oil return/sight glass maintenance