Pipes and hoses (B4184SM and B4184SJ): Preparation
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.
NOTE:
O-rings must always be replaced when replacing pipes.
NOTE:
Hold the pipe in place with your hand when removing and tightening to avoid damaging couplings and pipes.
Bleed the refrigerant from the system as per Refrigerant, draining .
Oil O-rings with AC compressor oil
Disconnect the connections and seal the openings.
Clean all contact surfaces.