Chrysler PT Cruiser Service & Repair Manual page 1941

PT
A/C COMPRESSOR (Continued)
Fig. 42 A/C Compressor Removal/Installation 2.4L
1 - Power Steering Fluid Tank
2 - A/C Discharge Line
3 - High Pressure Cutoff Switch Electrical Connector
4 - Discharge Line Connection Bolt
5 - A/C Compressor Mounting Bolts (4 total)
6 - A/C Compressor
7 - High Pressure Cutoff Switch / High Side Charging Port
INSTALLATION
The compressor may be removed from the mount-
ing bracket and repositioned without disconnecting
the refrigerant lines or discharging the refrigerant
system. Discharging is not necessary if servicing the
compressor clutch or clutch coil, the engine, the cyl-
inder head or the generator.
WARNING: REVIEW THE WARNINGS AND CAU-
TIONS IN THE FRONT OF THIS GROUP BEFORE
PERFORMING THE FOLLOWING OPERATION.
NOTE: If a replacement compressor is being
installed, be certain to check the refrigerant oil
level. See Refrigerant Oil Level in this group for the
procedures. Use only refrigerant oil of the type rec-
ommended for the compressor in the vehicle.
(1) Position the compressor into the engine com-
partment.
Turbo
HEATING & AIR COND. - LHD
(2) Install and tighten the four screws that secure
the compressor to the lower front strut-to-engine
bracket. Tighten the screws to 28.3 N·m (250 in. lbs.).
(3) Remove the tape or plugs from the compressor
discharge port and the refrigerant line fitting of the
discharge line.
(4) Lubricate a new rubber O-ring seal with clean
refrigerant oil and install it on the refrigerant line
fitting of the discharge line. 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.
(5) Reconnect the discharge line fitting to the com-
pressor discharge port.
(6) Install and tighten the screw that secures the
discharge line fitting to the compressor discharge
port. Tighten the screw to 12.2 N·m (108 in. lbs.).
(7) Remove the tape or plugs from the compressor
suction port and the refrigerant line fitting of the
suction line.
(8) Lubricate a new rubber O-ring seal with clean
refrigerant oil and install it on the refrigerant line
fitting of the suction line. 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) Reconnect the suction line fitting to the com-
pressor suction port.
(10) Install and tighten the screw that secures the
suction line fitting to the compressor suction port.
Tighten the screw to 12.2 N·m (108 in. lbs.).
(11) Reconnect the engine wire harness connectors
to the compressor clutch coil connector and the high
pressure cut out switch.
(12) Reinstall the serpentine drive belt(Refer to 7 -
COOLING/ACCESSORY DRIVE/DRIVE BELTS -
INSTALLATION), (Refer to 7 - COOLING/ACCES-
SORY DRIVE/DRIVE BELTS - INSTALLATION) or
(Refer to 7 - COOLING/ACCESSORY DRIVE/DRIVE
BELTS - INSTALLATION).
(13) Lower the vehicle.
(14) Reconnect the battery negative cable.
(15) Evacuate the refrigerant system(Refer to 24 -
HEATING & AIR CONDITIONING - STANDARD
PROCEDURE).
(16) Charge the refrigerant system(Refer to 24 -
HEATING & AIR CONDITIONING - STANDARD
PROCEDURE).
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