Atlas Copco Oil-Injected Rotary Screw Compressor G11-125 FF

Warning: Ensure the compressor is stopped and the voltage is switched off before proceeding

Total running hours of the belt

Refer to the sticker on the frame for the values to be measured

Remove any dirt from the air cooler (Ca)

Did you use a wire brush or metal objects?

Sign off on the air cooler cleaning

Warning: Ensure the compressor is stopped and the voltage is switched off before starting the procedure

Compressor stopped and air outlet valve closed

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

Belt tension adjusted by turning tensioning nut

Enter the force and deflection values

Values match with the sticker on the frame

Unscrew filler plug one turn to permit any pressure in the system to escape

Test the valve on a separate compressed air line

Does the valve open at the set pressure stamped on the valve?

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