2007 Liberty KJ Factory Service Manual 24 - HEATING & AIR CONDITIONING

REMOVAL

2.8L DIESEL ENGINE

WARNING: Refer to the applicable warnings and cautions for this system before performing the following operation (refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - WARNING) and (refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - CAUTION). Failure to follow the warnings and cautions could result in possible personal injury or death.

NOTE: RHD model shown in illustrations. LHD model similar.




1. Disconnect and isolate the negative battery cable.
2. Recover the refrigerant from the refrigerant system
(refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD PROCEDURE - REFRIGERANT RECOVERY).
3. Remove the nut (4) that secures the A/C discharge line (1) to the A/C condenser (3) and disconnect the line from the condenser.
4. Remove and discard the O-ring seal from the refrigerant line fitting and install plugs in, or tape over the opened fitting and condenser port.
5. Disengage the A/C discharge line from the retaining clip (2).


6. Raise and support the vehicle.
7. Remove the front skid plate
(refer to 13 - FRAME & BUMPERS/FRAME/FRONT SKID PLATE - REMOVAL).
8. Disconnect the engine wire harness (1) from the A/C high pressure switch (3) and if required, remove the switch from the A/C discharge line (5).
9. Remove the bolt (2) that secures the A/C discharge line to the A/C compressor (4) and disconnect the line from the compressor.
10. Remove and discard the O-ring seal from the refrigerant line fitting and install plugs in, or tape over the opened fitting and compressor port.
11. Remove the A/C discharge line from the engine compartment.

3.7L ENGINE

WARNING: Refer to the applicable warnings and cautions for this system before performing the following operation (refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - WARNING) and (refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - CAUTION). Failure to follow the warnings and cautions could result in possible personal injury or death.



NOTE: LHD model shown. RHD model similar.


1. Disconnect and isolate the negative battery cable.
2. Recover the refrigerant from the refrigerant system
(refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD PROCEDURE - REFRIGERANT SYSTEM RECOVERY).
3. Disconnect the wire harness connector (3) from the A/C pressure transducer (2) and, if required, remove the transducer from the A/C discharge line (4).
4. Remove the nuts (1 and 5) that secure the A/C discharge line to the A/C condenser (6) and the A/C compressor (7).
5. Disconnect the A/C discharge line from the A/C condenser and the A/C compressor and remove and discard the O-ring seals.
6. Install plug in, or tape over the opened discharge line fittings and the compressor and condenser ports.