64 53 Refrigerant Lines and Expansion Valve
WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.
REFRIGERANT LINES AND EXPANSION VALVE TIGHTENING SPECIFICATION
| Application | Type | Thread | Measure |
|---|---|---|---|
| 1AZ Refrigerant lines to dryer bottle | E85 | M8 | 20 Nm |
| 2AZ Refrigerant lines to expansion valve/double pipe | E46 / E83 / E85 / E87 / E90 / E91 | M8 | 20 Nm |
| E53 | M8 | 18 Nm | |
| 3AZ Adapter plate to expansion valve | E85 | M6 | 10 +/- 2 Nm |
| 4AZ Expansion valve to heater - A/C | E85 | M5 | 3.5 +/- 0.7 Nm |
| 5AZ Refrigerant line to bulkhead | E85 | M6 | 8.6 Nm |
| 6AZ Refrigerant lines to condenser | E85 / E60 / E61 / E63 / E64 / E87 / E90 / E91 | M8 | 20 Nm |
| 7AZ Refrigerant lines to expansion valve | E60 / E61 / E63 / E64 | M6 | 8.8 Nm |
| 8AZ Refrigerant line to assembly compartment partition reinforcement | E60 / E61 / E63 / E64 | M6 | 7.6 Nm |
| 9AZ Expansion valve to heater - A/C | E46 / E60 / E61 / E63 / E64 / E83 | M5 | 5.5 Nm |
| E85 | M5 | 3.5 +/- 0.7 Nm | |
| 10AZ Refrigerant line to body | E46 / E83 | M6 | 5.5 Nm |
| 11AZ Double pipe to expansion valve | E46 / E83 | M6 | 8.0 Nm |
| 12AZ Screw plug to condenser | E53 / E87 / E90 / E91 | 3.0 +/- 0.5 Nm | |
| 13AZ Expansion valve to retainer | E87 / E90 / E91 | M6 | 8.0 Nm |