Heater And A/C Unit, Removing And Installing: Notes
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Special Tools And Workshop Equipment Required
- Cooling System Tester:VAG1274B (and corresponding adapters)
- Hose Clamps - Up To 25mm:3094 and Hose Clamps - Up To 40mm:3093
- Commercial compressed-air gun with rubber end piece
NOTE:
When removing, record the bolt lengths and allocation reinstallation.
All cable ties and other wiring harness fasteners released or cut open on removing air conditioner unit are to be re-attached in same position on installation.
For refrigerant R1234yf, there must not be any separable connection points in the refrigerant circuit in the vehicle interior (for example, separating points on the refrigerant lines to the evaporator). Therefore the A/C unit (with the evaporator housing) must always be removed on these vehicles and the evaporator with the refrigerant lines must be completely replaced. Refer to the Parts Information.