Service Valves
WARNING: This page is about a different car, the 2010 Volvo V70, 2009 Volvo V70, and 2008 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.
There is a service valve on the low-pressure side (2), under the plenum cover, and one on the high-pressure side (1). The valves are in different sizes to avoid mix-ups.
CAUTION:
Filling with refrigerant must only be carried out on the high-pressure side to prevent the risk of liquid refrigerant in the compressor (hammering).