Pressure Switch

Pressure switch

Replacing pressure switch


Warning! Follow the appropriate safety precautions when working on the climate control system, see Refrigerant, safety regulations Refrigerant, Safety Regulations.

Note! Read the instructions about slow and large leaks, see Oil in the air conditioning (A/C) system Oil In The Air Conditioning (A/C) System.

Note! Always use new O-rings lubricated with air conditioning (A/C) compressor oil.

Note! Always plug pipes and connectors when working on the climate control system.

Removal




- Drain the system, see Draining Draining
- Disconnect the connector and twist loose the pressure switch
- Lubricate the new O-rings with compressor oil.

Installation
- Install in reverse order
- Tightening torque for pressure switch: 18 Nm.

Filling with refrigerant
- Vacuum pump according to Vacuum pumping Vacuum Pumping
- Fill the system with refrigerant according to Filling with refrigerant Filling With Refrigerant
- Fill the system with fluorescent tracing agent according to Filling with fluorescent tracing agent Filling With Fluorescent Tracing Agent
- Leak trace according to Leak tracing, electronic leak tracer Leak Tracing, Electronic Leak Tracer or Leak tracing with fluorescent tracing agent and an UV lamp Leak Tracing, Fluorescent Tracing Agent/UV Lamp.