Installing Evaporator (Chiller)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Refrigerant
- Danger of freezing
→ Avoid contact with refrigerant.
→ Wear personal protective gear.
→ Observe the safety regulations for working on air-conditioned vehicles and dealing with refrigerant.
→ Observe the safety regulations for extraction and filling systems.
→ Observe the instructions for repairing air conditioning systems and storing spare parts.
Information
- Before the expansion valve is re-installed, the O-rings of the refrigerant lines must be checked for damage and replaced if necessary .
- Wet the O-rings of the refrigerant lines with refrigerant oil .
- Installation is performed in reverse order.
- Check that the spring band clamps -1- are fitted correctly on the coolant hoses.
- Tighten fastening nuts on the decoupling element for the evaporator to the prescribed tightening torque. Tightening torque 6 Nm (4.5 ftlb.)
- Tighten fastening screw used to secure the expansion valve to the evaporator to the prescribed tightening torque. Tightening torque 5.5 Nm (4 ftlb.)
- Tighten fastening screw used to secure the refrigerant line to the expansion valve to the prescribed tightening torque. Tightening torque 14 Nm (10.5 ftlb.)