Hose/Line HVAC: Service and Repair

Evaporator Tube:

Remove or Disconnect
1. Negative battery cable.
2. Recover refrigerant.
3. Auxiliary heater pipe, if equipped.
4. Coolant recovery reservoir.
5. Evaporator tube from evaporator.
6. O-ring seal.
7. Evaporator tube from condenser.
8. O-ring seal.

Install or Connect
1. Evaporator tube into clip.
2. New O-ring seal.
- Coat O-ring seal with 525 viscosity refrigerant oil.
3. Evaporator tube to condenser. Tighten Evaporator tube to 24 Nm (18 lb ft).
4. New O-ring seal.
- Coat O-ring seal with 525 viscosity refrigerant oil.
5. Evaporator tube to evaporator. Tighten Evaporator tube to 24 Nm (18 lb ft).
6. Coolant recovery reservoir.
7. Auxiliary heater pipe, if equipped.
8. Negative battery cable.
9. Charge system.

- Check system for leaks.