Service Valves
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2014 Volvo XC90, 2013 Volvo XC90, 2012 Volvo XC90, 2011 Volvo XC90, and 2010 Volvo XC90. However, it is still accessible from the selected car via links, so may be relevant.
- The service valve for draining, vacuum pumping and filling with refrigerant
- Service valve for draining and vacuum pumping.
The service valves are used to:
- check the system through manometer connections
- drain the system of refrigerant
- vacuum pumping
- filling with refrigerant, high-pressure side only (1).
CAUTION:
Filling with refrigerant must only be carried out on the high-pressure side to prevent the risk of liquid refrigerant in the compressor.