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Other Volkswagen Workshop Service and Repair Manuals
Other Makes
Running gear
Body
Engine
Vehicle electrics
Power transmission
Heating, ventilation, air conditioning
Heating, air conditioning
Air conditioning with refrigerant R134a
Technical data
General information on air conditioning
General remarks on the refrigerant gas loop
Refrigerant gas loop components
Refrigerant gas loop components
Quick coupling connections in the refrigerant gas loop
Switches and sensors for the refrigerant gas loop and their connections
Electrical components not assembled in the refrigerant gas loop
Air conditioning adjustment and control unit J127
Radiator fan control unit J293
Evaporator temperature switch E33
Air outlet temperature sensor for the evaporator G263 or Evaporator temperature sensor G308
Pressures and temperatures in the refrigerant gas loop
Refrigerant gas loop with expansion valve
Refrigerant gas loop with butterfly (throttle) and collection tank
Checking and measuring work with a pressure gauge
Notes on doing repair work on the refrigerant gas loop
Legislation and standards
Using the climate control recovery, recycling, refilling, and cleaning equipment
Checking pressure values in the refrigerant gas loop
Detecting leaks in the refrigerant gas loop
Cleaning the refrigerant gas loop
Problems
Replacing components
Test equipment and tools
Clutch and gearbox