64 53 Refrigerant Lines And Expansion Valve
WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - REFRIGERANT LINES AND EXPANSION VALVE (1AZ - 13AZ)
| Type | Thread | Tightening Specification | Measure | |
|---|---|---|---|---|
| 1AZ Refrigerant lines to dryer bottle | E85 | M8 | 20 N.m. | |
| 2AZ Refrigerant lines to expansion valve/double pipe | E46 / E83 / E85 / E87 / E90 / E91 | M8 | 20 N.m. | |
| E53 | M8 | 18 N.m. | ||
| 3AZ Adapter plate to expansion valve | E85 | M6 | 10 +/- 2 N.m. | |
| 4AZ Expansion valve to heater - A/C | E85 | M5 | 3.5 +/- 0.7 N.m. | |
| 5AZ Refrigerant line to bulkhead | E85 | M6 | 8.6 N.m. | |
| 6AZ Refrigerant lines to condenser | E85 / E60 / E61 / E63 / E64 / E87 / E90 / E91 | M8 | 20 N.m. | |
| 7AZ Refrigerant lines to expansion valve | E60 / E61 / E63 / E64 | M6 | 8.8 N.m. | |
| 8AZ Refrigerant line to assembly compartment partition reinforcement | E60 / E61 / E63 / E64 | M6 | 7.6 N.m. | |
| 9AZ Expansion valve to heater - A/C | E46 / E60 / E61 / E63 / E64 / E83 | M5 | 5.5 N.m. | |
| E85 | M5 | 3.5 +/- 0.7 N.m. | ||
| 10AZ Refrigerant line to body | E46 / E83 | M6 | 5.5 N.m. | |
| 11AZ Double pipe to expansion valve | E46 / E83 | M6 | 8.0 N.m. | |
| 12AZ Screw plug to condenser | E53 / E87 / E90 / E91 | 3.0 +/- 0.5 N.m. | ||
| 13AZ Expansion valve to retainer | E87 / E90 / E91 | M6 | 8.0 N.m. | |
| 13AZ Pressure sensor in refrigerant line | E53 / E60 / E61 / E63 / E64 / E65 / E66 / E83 / E85 / E87 / E90 / E91 | 10 N.m. |