Install expansion valve

• Replace O-rings.

  Parts:  O-rings

• Correctly position the expansion valves (2).
• Tighten down screws (1).
  TIGHTENING TORQUES SPECIFICATION
  
  

  Expansion valve to heater - A/C
  M5	tightening torque	5.5 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to CONNECTING THE REFRIGERANT LINE TO THE EXPANSION VALVE .
• Refer to ATTACHING THE CONTROL UNIT HOLDER .
• Refer to EVACUATING AND CHARGING CONDITIONING .