Service valves
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2007 Volvo V70, 2006 Volvo V70, 2005 Volvo V70, 2004 Volvo V70, and 2003 Volvo V70. 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.