Durango 2WD V8-4.7L (2008)
1. Install the A/C liquid line (1) to the receiver/drier and the front A/C expansion valve See: A/C Line - Installation
2. Remove the tape or plugs from the refrigerant line coupler (6) and the underbody liquid line.
3. Lubricate a new rubber O-ring seal with clean refrigerant oil and install it onto the refrigerant line coupler. Use only the specified O-ring as it is
made of a special material for the R-134a system. Use only refrigerant oil of the type recommended for the A/C compressor in the vehicle.
4. Connect the underbody liquid line to liquid line extension tube (8) See: Heating and Air Conditioning/Coupler HVAC/Service and
Repair/Installation.
5. Install the secondary retaining clip (7) onto the refrigerant line coupler.
6. Reconnect the negative battery cable.
7. Evacuate the refrigerant system See: Heating and Air Conditioning/Service and Repair/Refrigerant System Evacuate.
8. Adjust the refrigerant oil level See: Heating and Air Conditioning/Service and Repair/Refrigerant Oil Level.
9. Charge the refrigerant system See: Heating and Air Conditioning/Service and Repair/Refrigerant System Charge.
Front Plumbing
INSTALLATION
CAUTION: Be certain to adjust the refrigerant oil level when servicing the A/C refrigerant system See: Heating and Air Conditioning/Service
and Repair/Refrigerant Oil Level. Failure to properly adjust the refrigerant oil level will prevent the A/C system from operating as designed
and can cause serious A/C compressor damage.
NOTE: When replacing multiple A/C system components, refer to the Refrigerant Oil Capacities chart to determine how much oil should be
added to the refrigerant systemSee: Heating and Air Conditioning/Service and Repair/Refrigerant Oil Level.
NOTE: Replacement of the refrigerant line O-ring seals and gaskets is required anytime a refrigerant line is opened. Failure to replace the
rubber O-ring seals and metal gaskets could result in a refrigerant system leak.
1. Position the A/C suction line (2) into the engine compartment.
2. Install the A/C suction line into the liquid line tapping block (4).
3. Install the plastic retainer (1) that secures the A/C suction line to the liquid line tapping block.
4. Remove the tape or plugs from the suction and liquid line fittings and the A/C expansion valve (5).
5. Lubricate new rubber O-ring seals with clean refrigerant oil and install them and a new gasket onto the suction and liquid line fittings. Use only the