Volkswagen Touran Service Manual: Connecting Service Station

Volkswagen Touran Service Manual / Heating, Ventilation and Air Conditioning / Connecting Service Station

A/C Service Station, Connecting for Measuring and Testing

Turn off the ignition.

Connect the A/C service station to the power supply.

Connect quick-release coupling adapter to charging hoses of service station (handwheels not screwed in/hand shut-off valve not open).

Switch on service station and evacuate charging hoses (only necessary if there is air in charging hoses).

Switch off A/C service station.

Remove caps from service connections (with valve).

Connect the A/C service station to the refrigerant circuit using service connections with quick-release coupling adapters.

Screw in handwheel of quick-release coupling adapters only until valves are definitely open at refrigerant circuit connection (observe pressure gauge, do not strain valves).

Perform planned tests and measurements.

Odor from the Heater and A/C Unit

Odor from Evaporator or Heat Exchanger? Fishy smell From leak at cooling system of engine or of A/C system heater core. ...

Pressures, Checking

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