Refrigerant Lines, Condenser, Expansion Valve, A/C Compressor Overview
Refrigerant Lines, Condenser, Expansion Valve, A/C Compressor Overview
• The condenser is available in different versions.
Component group 1
1 Screw Plug
• 2 Nm
• Different versions. Refer to Electronic Parts Catalog (ETKA).
• With filter element (screen).
• Replace the screw plug if damaged.
• Lubricate lightly with refrigerant oil before installing.
2 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
3 Dryer Cartridge
• Different versions, refer to Electronic Parts Catalog.
• Removing and installing, refer to => [ Dryer Cartridge ] Dryer Cartridge.
4 Fluid Reservoir
• Different versions, refer to Electronic Parts Catalog.
• Integrated in the condenser in this version.
5 Condenser
• Refrigerant line, disconnecting and reconnecting, refer to => [ Refrigerant Lines At Condenser, Disconnecting and Connecting ] Refrigerant Lines at Condenser, Disconnecting and Connecting.
• Removing and installing, refer to => [ Condenser ] Condenser.
6 Screw - M6
• 9 Nm
7 A/C Pressure/Temperature Sensor (G395)
8 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
9 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
10 Refrigerant Line
• To the refrigerant line with an inner heat exchanger.
• With a branch to the high pressure side service connection.
• With wear protection.
11 Screw - M6
• 9 Nm
12 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
13 Refrigerant Line
• To the A/C compressor.
Component group 2
• The illustration shows a 6 cylinder engine. The allocation for the A/C compressor may vary depending on the engine.
1 Screw
• 25 Nm
• Quantity 3
2 A/C Compressor
• Different versions, refer to Electronic Parts Catalog.
• Disconnect and connect the refrigerant line:
• Vehicles with 4 cylinder TFSI engine, refer to => [ A/C Compressor Refrigerant Lines ] A/C Compressor Refrigerant Lines.
• Vehicles with 6 cylinder TFSI engine, refer to => [ A/C Compressor Refrigerant Lines ] A/C Compressor Refrigerant Lines.
• Vehicles with 8 cylinder TFSI engine, refer to => [ A/C Compressor Refrigerant Lines ] A/C Compressor Refrigerant Lines
• Removing and installing:
• Vehicles with 4 cylinder TFSI engine, refer to => [ A/C Compressor ] A/C Compressor.
• Vehicles with 6 cylinder TFSI engine=> [ A/C Compressor ] A/C Compressor.
• Vehicles with 8 cylinder TFSI engine, refer to => [ A/C Compressor ] A/C Compressor
• Remove from the bracket and install in the bracket:
Replace the belt pulley. Refer to => [ A/C Compressor Belt Pulley ] Description and Operation.
• Replace the drive unit.
3 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
4 Refrigerant Line
• To the refrigerant line with an inner heat exchanger.
• With a branch to the service connection on the high pressure side.
• With wear protection.
• Depending on the version of the refrigerant line and the production period, an additional weight (damper weight) or a pre-volume (resonator in the refrigerant line) can be present at the refrigerant line. Ensure that these components are not in contact with other components or do not come into contact during operation (noises). Refer to Electronic Parts Catalog (ETKA).
5 Screw - M8
• 25 Nm
6 Screw - M6
• 9 Nm
7 Refrigerant Line
• From the A/C compressor.
8 Screw - M8
• 10 Nm
• Quantity 2
9 Bracket
• For the refrigerant line.
10 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
11 Expansion Valve
• Different versions, refer to Electronic Parts Catalog.
• Refrigerant line, disconnecting and reconnecting, refer to => [ Refrigerant Tube with Inner Heater Exchanger ] Refrigerant Tube With Inner Heater Exchanger.
• Removing and installing, refer to => [ Expansion Valve ] Expansion Valve.
12 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
13 Screw
• 10 Nm
• Quantity 2
14 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
15 Refrigerant Pipe With Inner Heat Exchanger
• The warm liquid refrigerant flowing on the high pressure side releases energy into the vaporous cold refrigerant flowing on the low pressure side. This increases the efficiency of the A/C system.
• Removing and installing, refer to => [ Refrigerant Tube with Inner Heater Exchanger ] Refrigerant Tube With Inner Heater Exchanger.
16 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.
17 Bracket
• For refrigerant line with inner heat exchanger.
18 Nut
• 2.5 Nm
19 Refrigerant Line
• From the condenser.
• With a branch to the service connection on the high pressure side.
• With wear protection.
20 Screw - M6
• 9 Nm
21 Screw - M8
• 25 Nm
22 Refrigerant Line
• From the condenser.
23 O-ring Seal
• Replace; for the correct version refer to the Electronic Parts Catalog.
• Lubricate lightly with refrigerant oil before installing.