64 53 Refrigerant Lines and Expansion Valve
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2016 BMW 328i xDrive, 2016 BMW 328d xDrive, 2015 BMW 328i xDrive, 2015 BMW 328d xDrive, and 2014 BMW 328i xDrive. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - REFRIGERANT LINES AND EXPANSION VALVE
| Type | Thread | Tightening specifications | Dimension | ||
|---|---|---|---|---|---|
| 1AZ | Refrigerant lines to flange (expansion valve) | F31 | M6 | 8 Nm | |
| 2AZ | Expansion valve to heater - A/C | F31 | M6 | 5.5 Nm | |
| 3AZ | Refrigerant lines to capacitor | F31 | M6 | 8 Nm | |
| 4AZ | Refrigerant lines to air-conditioning compressor | F31 | M8 | 19 Nm | |
| 8AZ | Pressure sensor | F31 | 10 Nm | ||