Kaeser Refrigerated Dryer TG 520

Ensure all necessary tools and replacement parts are available

Is the area around the equipment clear and safe for maintenance?

Plastic Pipe and Hose Line Replacement

Was the plastic pipe replaced by an authorized KAESER service representative?

Was the hose line replaced by an authorized KAESER service representative?

Are all replaced components functioning correctly?

Verify the following components are securely installed

Ensure the user's power supply disconnecting device is switched on

Verify the machine is pressurized

Check that the Power LED is lit

Lightly touch the condensate line at the condensate drain with one hand

Push and hold the «TEST» key at the condensate drain for at least 2 seconds with the other hand

Did you feel a short burst at the condensate line?

Ensure the power supply disconnecting device is switched off

Option K1: Air-cooling maintenance

Use compressed air to blow the refrigerant condenser clean at regular intervals

Was stubborn clogging removed by an authorized KAESER service representative?

Option K2: Water-cooling maintenance

Ensure the power supply disconnecting device is switched off

Verify the absence of any voltage

Monitor Condensation Temperature

Record the current condensation temperature

Is the condensation temperature within the normal range?

Check for Leaks and Contamination

Check the condenser for visible leaks

Fully vent all pressurized components and enclosures.

Close the shut-off valve 9 upstream of the condensate drain.

Unscrew the fitting 6 at the condensate line.

Press the snap fastener and carefully remove the control module 2 from the service unit 1.

Carefully loosen the union nut 13 at the shut-off valve 9 until remaining residual air has escaped through the venting bores.

Unscrew the screw-in part 11 from the service unit 1 and place aside.

Remove the insulation 14 from the service unit 1.