Atlas Copco Oil-Injected Rotary Screw Compressor G7FF Product # 8153292928

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

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 measured are as indicated on the sticker on the frame

Open drain valves and the manual drain valve

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

CAUTION! If the valve does not open at the set pressure stamped on the valve, replace the valve. No adjustments are allowed.

Test the valve on a separate compressed air line

Replace the valve if it does not open at the set pressure

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

Measure the force and deflection of the belt

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

Sign off on the belt tension check

Warning: Ensure the compressor is switched off and the air outlet valve is closed before starting the procedure.

Compressor stopped and air outlet valve closed?

Front panel and top panel of the compressor housing removed?

Filter cover (AF) unscrewed and filter element removed?

Old air filter element discarded?

New element fitted and filter cover screwed on?

Enter the current hour reading of the compressor