Atlas Copco Oil-Injected Screw Compressor GA 5 VSDs

Make sure that the compressor is off and in local control

In the CAN Troubleshooting menu, press Make Inoperative and confirm

In the inoperative state, new menu options to install or remove devices are available

Choose Remove Device and select the drain you want to replace in the drop-down menu

The data has been cleared from the configuration

Drain has been removed correctly, as verified in the IO modules menu

The word 'Removed' is displayed in the IO modules menu

Navigate to Install Device and the removed drain is available in the list

Keep the coolers clean to maintain their efficiency

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

Cover all parts underneath the cooler

Remove the service plate at the fan compartment

Remove dirt from the coolers with a fiber brush. Brush in the direction of the cooling fins

Remove dirt from the fan with a fiber brush

Clean with an air jet in the direction of the normal flow

If it is necessary to wash the coolers with a cleaning agent, consult your supplier

Note: After maintenance on the fan and on the coolers, remove the material that was used as cover

Check that condensate is discharged by the dryer drain by waiting for some time during operation

You can use the test button on top of the electronic water drain to check the drain function

Sign off on the daily oil-injected screw compressor check

Danger: No adjustments are allowed. Never run the compressor without safety valve

Warning: The safety valve (SV) test can only be performed by authorized personnel and is protected by a security code

Safety valve opens at the set pressure stamped on the valve

Does the safety valve need to be replaced?

Front service panel removed with the key delivered with the compressor

RH sensor disconnected and removed from the panel by loosening the bolt

Cleaning solution used for RH sensor

RH sensor cleaned and let to dry

RH sensor refitted and reconnected

Sign off on the sensor cleaning