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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 513 (Refrigerant R134A Servicing (1 Of 2) (Sedan)) >> 87 Air Conditioning >> A/C Service Station, Connecting >> Service Station, Connecting With No Connection On Low- And High Pressure Side Of Refrigerant Circuit >> Servicing Station, Connecting For Measuring And Testing

Servicing Station, Connecting For Measuring And Testing

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-- Turn off the ignition.

-- Connect the service station to the power supply.

-- Assemble adapter set and screw to connection on low-pressure side.

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

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

-- Switch off the service station.

-- Remove the cap from the service connection/connection with valve (or remove low-pressure switch and bridge respective electrical connections).

-- Connect the service station via the service connections with the quick-release coupling adapters to the vehicle refrigerant circuit.

-- Install the handwheel on the quick-release coupling adapters only until valve is definitely open at refrigerant circuit connection (observe pressure gauge, do not strain valve).

-- Perform the planned tests and measurements.

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