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Other Audi Workshop Service and Repair Manuals
Other Makes
Running gear
Body
Power unit
Power transmission
Vehicle electrics
Heating, ventilation, air conditioning system
Auxiliary heater
Heating
Air conditioner with refrigerant R134a
Air conditioner
Warning instructions when working on vehicles with high-voltage system
General information on air conditioning systems
General information on refrigerant circuit
Laws and regulations
Refrigerant circuit
Problems with refrigerant circuit
Connecting air conditioner service station
Checking pressures
Checking pressures in refrigerant circuit with air conditioner service station (with ignition switched off)
Test requirements
Checking pressures
Continuation of testing depending on design of refrigerant circuit
Checking pressures on vehicles with a restrictor and reservoir (with internally regulated air conditioner compressor)
Checking pressures on vehicles with an expansion valve and receiver (with internally regulated air conditioner compressor)
Checking pressures on vehicles with restrictor, reservoir and air conditioner compressor regulating valveN280 (with externally r
Checking pressures on vehicles with expansion valve, receiver and air conditioner compressor regulating valveN280 (with external
Checking pressures on vehicles with an electrically driven air conditioner compressor (vehicles with a high-voltage system)
Renewing components of refrigerant circuit
Capacities for refrigerant R134a, refrigerant oil and approved refrigerant oils
Test equipment and tools
Air conditioning