KAESER AIRTOWER 3C User Manual

Fig. 33 Changing the service unit
1 Service unit
2 Control module
3 Sensor
4 Sensor opening
5 Snap fastener
6 Condensate drain hose fitting
7 Contact spring
8 Condensate inlet
9 Shut-off valve
10 O-ring
11 Screw-in part
12 Sealing tape
13 Union nut with vent holes
14 Insulation
Removing the service unit
1.
Serious injury or death can result from loosening or opening components under
pressure.
➤ Depressurize all pressurized components and enclosures.
2. Close the shut-off valve 9 upstream of the condensate drain.
3. Unscrew the drain hose fitting 6 at the condensate line.
4. Press the snap fastener 5 and carefully remove the control module 2 from the service unit 1 .
5. Carefully loosen the union nut 13 at the shut-off valve 9 until remaining residual air has esca‐
ped through the venting holes.
6. Unscrew the screw-in part 11 from the service unit and place aside.
7. Remove the insulation 14 from the service unit.
Installing the service unit
Use only genuine KAESER service units to ensure correct function of the condensate drain.
Precondition Make sure the top of the service unit and the contact spring are clean and dry.
1. Fit the insulation 14 to the service unit 1 .
10 Maintenance
10.17 Maintaining the refrigerated dryer
9_6917 34 USE
Operator Manual Screw Compressor
AIRTOWER 3C–7.5C Tri-Voltage
79

KAESER AIRTOWER 3C Specifications

General

Brand	KAESER
Model	AIRTOWER 3C
Category	Air Compressor
Language	English