Volkswagen Passat 1995 Official Factory Repair Manual page 4199

A/C refrigerant system, troubleshooting
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.HA01.87.6
Compressor noisy
- Tighten compressor and compressor bracket
mounting bolts using torque wrench.
- Check routing of A/C refrigerant hoses and lines;
hoses and lines must not contact other
components and must be installed without
tension or kinks, reposition or realign as
necessary.
A/C compressor noisy immediately after
switching A/C ON and/or when driving around
corners or braking (refrigerant shock)-system
overcharged
- Discharge A/C refrigerant system
96 , then evacuate and recharge
102 .
With an otherwise properly operating A/C
system, water sprays out of instrument panel
vents
- Check evaporator drain pipe for proper routing
(should not be kinked or pinched).
- Check evaporator water drain valve.
Must not be plugged with wax, dirt or
undercoating (clean if necessary)
Valve flap must open/close properly
- Check plenum tray.
Must be properly installed and not damaged
Page 2 of 10
87-105
Page 87-
Page 87-
12/7/2004