Atlas Copco Oil Injected Rotary Screw Compressor G4FF

Warning: This procedure requires trained personnel with PPE!

Select the ambient temperature range

Select the element outlet temperature range

Based on the selected temperature ranges, follow the appropriate exchange interval

Ambient temperature - up to 35°C (95°F) -- Element outlet temperature - up to 100°C (212°F): Exchange interval is 8000 Hours / 2 Year

Ambient temperature - from 35°C (95°F) up to 40°C (104°F) -- Element outlet temperature - from 100°C (212°F) up to 105°C (221°F): Exchange interval is 6000 Hours / 2 Year

Ambient temperature - above 40°C (104°F) -- Element outlet temperature - above 105°C (221°F): Exchange interval is 5000 Hours / 2 Year

Is filter replacement necessary?

Replace the filter if necessary

Sign off on the filter maintenance

Inspect the condenser of the dryer

Check the operation of sensors, electrical interlockings and components

Test the temperature shut-down switch

The air receiver must no longer be used and must be replaced if the wall thickness is less than the minimum value, specified in the technical documentation of the air receiver

Sign off on the compressor maintenance

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

Remove the front and top panels

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

Depressurize the air receiver by opening drain valve

Drain the oil by opening drain valve

Deliver the drained oil to the local oil collection service

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

Compressor stopped and air outlet valve closed

For Full-Feature versions: Dryer stopped

Front panel of the compressor housing removed

Side, back and top panels of the compressor housing removed

Belt tension adjusted by turning tensioning nut

Enter the deflection of the belt in mm