Wrangler 2WD V6-3.8L (2008)
NOTE: 3.8L engine shown in illustrations. 2.8L engine similar.
1. Position the A/C liquid line (1) into the engine compartment.
2. Remove the tape or plugs from the opened suction and liquid line fittings and the condenser and expansion valve ports.
3. Lubricate a 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 specified O-ring seals as they are 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 A/C liquid line to the A/C condenser (3) and install the retaining nut (2). Tighten the nut to 23 Nm (17 ft. lbs.).
5. If removed, install the A/C liquid line (3) into the tapping block of the A/C suction line (5).
6. On 2.8L equipped models, connect the air intake hose to the throttle body.
7. Connect the A/C liquid line and A/C suction line to the A/C expansion valve (1) and install the retaining nut (2). Tighten the nut to 8 Nm (70 in.
lbs.).
8. If removed, install the bracket (4) that secures the A/C liquid line to the A/C suction line.
9. Reconnect the negative battery cable.
10. Evacuate the refrigerant system See: Service and Repair/Refrigerant System Evacuate.
11. Adjust the refrigerant oil level See: Service and Repair/Refrigerant Oil Level.
12. Charge the refrigerant system See: Service and Repair/Refrigerant System Charge.
Suction Line
INSTALLATION
CAUTION: Be certain to adjust the refrigerant oil level when servicing the A/C refrigerant system See: 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: 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