Gardner Denver Air Compressor L55RS

Replace the oil filter cartridge as follows:

· Switch off the screw compressor unit, secure it against an accidental restart and ensure that it is depressurized.

· Wait at least 5 minutes until the oil has settled, i.e. until the air has bubbled out.

· Unscrew the oil filter cartridge with a suitable tool.

· Dispose of the oil filter cartridge properly.

· Lightly oil the seal of the new oil filter cartridge.

· Screw on the new oil filter cartridge and tighten by hand (see the notes on the oil filter cartridge).

· Let the screw compressor unit run for approx. 2 minutes.

Switch off the screw compressor unit, secure it against an accidental restart and ensure that it is depressurized.

Wait at least 5 minutes until the oil has settled, i.e. until the air has bubbled out.

Unscrew the oil filter cartridge with a suitable tool.

Dispose of the oil filter cartridge properly.

Lightly oil the seal of the new oil filter cartridge.

Screw on the new oil filter cartridge and tighten by hand (see the notes on the oil filter cartridge).

Let the screw compressor unit run for approx. 2 minutes.

Replace the oil filter cartridge as follows:

· Switch off the screw compressor unit, secure it against an accidental restart and ensure that it is depressurized.

· Wait at least 5 minutes until the oil has settled, i.e. until the air has bubbled out.

· Unscrew the oil filter cartridge with a suitable tool.

· Dispose of the oil filter cartridge properly.

· Lightly oil the seal of the new oil filter cartridge.

· Screw on the new oil filter cartridge and tighten by hand (see the notes on the oil filter cartridge).

· Let the screw compressor unit run for approx. 2 minutes.

Compressor switched off and depressurized

Ball valve at the after-cooler opened and closed

Plastic oil extraction pipe detached

Plastic control air line detached

All hexagonal head screws from the pressure control valve loosened

Two screws in the swivel direction of the pressure control valve loosened and removed

Pressure control valve swiveled inwards

All hexagon screws on the circumference of the pressure reservoirs cover removed

Cheese head screw for lifting the reservoir cover screwed in clockwise until the cover is lifted off by some mm

Replace the oil filter cartridge as follows:

· Switch off the screw compressor unit, secure it against an accidental restart and ensure that it is depressurized.

· Wait at least 5 minutes until the oil has settled, i.e. until the air has bubbled out.

· Unscrew the oil filter cartridge with a suitable tool.

· Dispose of the oil filter cartridge properly.

· Lightly oil the seal of the new oil filter cartridge.

· Screw on the new oil filter cartridge and tighten by hand (see the notes on the oil filter cartridge).

· Let the screw compressor unit run for approx. 2 minutes.