Condenser HVAC: Service and Repair

Condenser

Note! The illustrations in this service information are used for different model years and/or models. Some variation may occur. However, the essential information in the illustrations is always correct.

Preparatory work

Draining the A/C system

Warning! Follow the safety instructions for work on air conditioning systems. See: Safety information cooling system Service Precautions.

Read the instructions for slow and fast leaks according to: AC-system, oil, refilling AC-System, Oil, Refilling.

Caution! Always use new O-rings lubricated with compressor oil.

Note! Plug the pipes and connections when working on the climate control system.

Removal

Removing the air conditioning aggregate
Remove the air conditioning aggregate. See: Radiator, B5254T7, AW55-50/51SN, B5254T7, M66 Service and Repair.

Removing the condenser





Remove:
- the 4 screws
- the cover from the frame.




Lift the condenser straight up.

Installation

Installing the condenser




Fill the condenser with oil. See AC-system, oil, refilling AC-System, Oil, Refilling.

Install:
- the condenser
- the cover for the frame
- the 4 screws.

Installing the cooler unit
Install the air conditioning aggregate. See: Radiator, B5254T7, AW55-50/51SN, B5254T7, M66 Service and Repair.

Finishing

Filling with refrigerant and leak tracing
Vacuum pump the air conditioning (A/C) system. See: Vacuum pumping Vacuum Pumping.
Fill the system. See: Refrigerant, filling Refrigerant, Filling.
Leak trace the system. See: Leak detection, tracer agent Leak Detection, Tracer Agent or.