64 53 Refrigerant Lines and Expansion Valve
WARNING: This page does not describe the selected car, but rather 22 other vehicles, including the 2013 BMW 328xi, 2013 BMW 328i, 2012 BMW 335xi, 2012 BMW 328xi, and 2012 BMW 328i. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING SPECIFICATIONS - REFRIGERANT LINES AND EXPANSION VALVE
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Refrigerant lines to dryer bottle | E83, E85, E86 | M8 | 20 Nm | |
| 2AZ Refrigerant lines to expansion valve/double pipe | E46, E83, E85, E86, E81, E87, E90, E91, E92 | M8 | 20 Nm | |
| E53 | M8 | 18 Nm | ||
| 3AZ Adapter plate to expansion valve | E85, E86 | M6 | 10 ± 2 Nm | |
| 4AZ Expansion valve to heater - A/C | E85, E86 | M5 | 3.5±0.7 Nm | |
| 5AZ Refrigerant line to bulkhead | E85, E86 | M6 | 8.6 Nm | |
| 6AZ Refrigerant lines to condenser | E60, E61, E63, E64, E81, E83, E85, E86, E87, E90, E91, E92, E93 | 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, E86 | 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, E81, E87, E90, E91, E92 | 3.0±0.5 Nm | ||
| 13AZ Expansion valve to retainer | E81, E87, E90, E91, E92, E93 | M6 | 8.0 Nm | |
| 14AZ Pressure sensor in refrigerant line | E53, E60, E61, E63, E64, E65, E66, E81, E83, E85, E86, E87, E90, E91, E92, E93 | 10 Nm |