Overview of pipes and hoses
WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.
A1: Hose/pipe between the compressor and evaporator
B1: Pipe between the evaporator and coupling
B2: Pipe between the coupling and refrigerant reservoir
C: Pipe between the refrigerant reservoir and condenser
D: Hose between the condenser and compressor