Atlas Copco Oil-injected Rotary Screw Compressor G18P A 10.5 FM OP

Stop the compressor, close the air outlet valve and switch off the voltage

Depressurize the air receiver by opening drain valve

Depressurize the compressor by unscrewing filler plug one turn to permit any pressure in the system to escape. Remove the plug after the system is depressurized

Wait 5 minutes for the foam in the oil collector to disappear

Check the oil level through the sight-glass. If the oil level is lower than the minimum level, add oil until the maximum level is reached

Never mix oils of different brands or types. A label, indicating the type of oil filled ex-factory, is attached on the air receiver/oil tank

Before carrying out any operation on the machine, ensure that the electric power supply has been disconnected and that the machine has been depressurized

WARNING! The belts must be replaced as a set, even if only one of the belts is worn. Only use genuine Atlas Copco belts.

Stop the compressor, close the air outlet valve and switch off the voltage

Remove the front door, the internal panel, the top cover, the pulley protection and the left side panel

Release the belt tension by loosening tensioning nut

Tension belts as described above

Compressor stopped and air outlet valve closed

Front door, internal panel, top cover and pulley protection removed

Belt tension adjusted by turning tensioning nut

Sign off on the belt tension adjustment

Remove any dirt from the air cooler (Ca)

Never use a wire brush or metal objects

Sign off on the air cooler cleaning

Stop the compressor, close the air outlet valve and switch off the voltage

Depressurise the compressor by unscrewing filler plug one turn to permit any pressure in the system to escape

Remove the plug after the system is depressurised

Depressurise the air receiver by opening drain valve

Remove plug, drain the oil by opening drain valve

Close the valve and refit the plug after draining

Deliver the drained oil to the local oil collection service

Remove oil filter and separator