A/C Liquid Hose/Line Replacement

REMOVAL

WARNING: REVIEW THE WARNINGS AND CAUTIONS IN THE FRONT BEFORE PERFORMING THE FOLLOWING OPERATION.

1. Disconnect and isolate the negative battery cable.
2. Recover the refrigerant from the refrigerant system.
3. Remove the engine air cleaner housing.

Liquid Line - Typical:

4. Remove the nut that secures the liquid line fitting to the condenser tapping block.
5. Remove the O-ring seal from the liquid line fitting and discard.
6. Install plugs in, or tape over the opened liquid line fitting and the condenser outlet port.
7. Remove the liquid line from the retaining clips located on the inner fender.
8. Remove the nut that secures the liquid line fitting to the evaporator tapping block.
9. Remove the O-ring seal from the liquid line fitting and discard.
10. Install plugs in, or tape over the opened liquid line fitting and the evaporator inlet port.
11. Remove the liquid line from the engine compartment.

INSTALLATION

NOTE: Replacement of the refrigerant line O-ring seals is required anytime a refrigerant line is opened. Failure to replace the rubber O-ring seals could result in a refrigerant system leak.

1. Position the liquid line into the engine compartment.
2. Remove the tape or plugs from the liquid line fitting and the condenser outlet port.
3. Lubricate a new rubber O-ring seal with clean refrigerant oil and install it on the liquid line fitting. Use only the specified O-rings as they are made of a special material for the R-134a system. Use only refrigerant oil of the type recommended for the compressor in the vehicle.
4. Connect the liquid line to the condenser outlet port.
5. Install the nut that secures the liquid line fitting to the stud on the condenser tapping block. Tighten the nut to 12 Nm (105 in. lbs.).
6. Install the liquid line into the plastic retaining clips located on the inner fender.
7. Remove the tape or plugs from the liquid line fitting and the evaporator inlet port.
8. Lubricate a new rubber O-ring seal with clean refrigerant oil and install it on the liquid line fitting. Use only the specified O-rings as they are made of a special material for the R-134a system. Use only refrigerant oil of the type recommended for the compressor in the vehicle.
9. Connect the liquid line to the evaporator inlet port.
10. Install the nut that secures the liquid line fitting to the stud on the evaporator tapping block. Tighten the nut to 23 Nm (17 ft. lbs.).
11. Install the engine air cleaner housing.
12. Reconnect the negative battery cable.
13. Evacuate the refrigerant system .
14. Charge the refrigerant system .