64 53 Refrigerant Lines and Expansion Valve
WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. 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 specification | Measure | |
|---|---|---|---|---|
| 1AZ Double pipe to expansion valve/bulkhead | E70 / E71 / E72 | M6 | 8.8 Nm | |
| 2AZ Expansion valve to heater - A/C | E70 / E71 / E72 | M6 | 5.5 Nm | |
| 3AZ Refrigerant lines to condenser | E70 / E71 / E72 | M8 | 18 Nm | |
| 4AZ Refrigerant lines to air-conditioning compressor | E70 / E71 / E72 | M8 | 21 Nm | |
| 5AZ Pressure/suction lines to double pipe | E70 / E71 / E72 | M8 | 18 Nm | |
| 6AZ Pressure sensor in refrigerant line | E70 / E71 / E72 | 10 Nm |