Atlas Copco Oil Injected Rotary Screw Compressor GA200

WARNING! Stop the compressor and switch off the voltage. The operator must apply all relevant Safety precautions.

Compressor stopped and voltage switched off?

Wait a few minutes and depressurise by unscrewing plug only one turn to permit any pressure in the system to escape.

Use an oil pan to avoid possible oil spillage.

Unscrew oil filters only one turn and wait a few minutes to let the oil of the filter flow back into the oil separator.

Oil filters unscrewed and oil drained?

Grease ABB drive motor of 50Hz Compressor

Grease ABB drive motor of 60Hz Compressor

Grease WEG drive motor of 60Hz Compressor types GA 250 and GA 315 only

Grease WEG drive motor of 60Hz Compressor types GA 90, GA 110, GA 160 and GA 200 every 8000 Hours

WARNING! Stop the compressor and switch off the voltage

The operator must apply all relevant Safety precautions

Never run the compressor without safety valves

The valve can be tested on a separate compressed air line

Consult the Atlas Copco Customer Centre if the valve does not open at the correct pressure

Inspect all flexibles every 1 Year

Did the safety valve open at the correct pressure?

Upload a photo of the tested safety valve

Warning: Always ensure the compressor is shut off and fully depressurized before starting any maintenance work.

If OSD is equipped, follow the steps below.

Float valve of the condensate traps removed, dismantled and cleaned?

Air filter elements removed and inspected?

Sign off on the maintenance work

WARNING! Stop the compressor, press the emergency stop button and switch off the voltage

The operator must apply all relevant Safety precautions

Unscrew bolts and rotate the fan away from the cooler block

Remove any dirt form the coolers with a fibre brush, brush in the direction of the fins

Also remove any dirt from the fans

Clean the coolers with an air jet in the reverse direction to normal flow

Use low pressure air, if necessary, the pressure may be increased up to 6 bar (e) (87 psig)

If it is necessary to clean the coolers with a cleaning agent, consult Atlas Copco