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24 - 52 HEATING AND AIR CONDITIONING

 

 

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(7) After expansion valve is installed, system is

CEEDING WITH THIS OPERATION. REFER TO DIS-

charged, and leaks have been checked, repeat A/C

CHARGING REFRIGERATION SYSTEM IN THIS

performance check.

GROUP.

FILTER-DRIER ASSEMBLY

REMOVAL AND INSTALLATION

WARNING: THE REFRIGERATION SYSTEM MUST BE COMPLETELY DISCHARGED BEFORE PROCEEDING WITH THIS OPERATION. REFER TO DISCHARGING REFRIGERATION SYSTEM IN THIS GROUP.

(1) Remove the two high pressure lines from the sides of the filter-drier assembly (Fig. 1). Then carefully separate the lines from filter-drier. Discard old gaskets.

Fig. 1 Filter-DrierÐTypical

(2)Cover the open ends of the A/C lines to minimize system contamination.

(3)Remove two mounting strap bolts and lift the filter-drier from vehicle. If replacing the filter-drier assembly, transfer the mounting strap to replacement part.

To install, replace both refrigerant line to filterdrier gaskets, and reverse the preceding operation.

Evacuate and recharge system.

CONDENSER ASSEMBLY

The A/C condenser is mounted to the radiator with bolts (upper) and mounting pads (lower).

WARNING: THE REFRIGERATION SYSTEM MUST BE COMPLETELY DISCHARGED BEFORE PRO-

REMOVAL AND INSTALLATION

(1)Discharge A/C system.

(2)Remove the refrigerant line mounting nut (Fig.

2)and separate the refrigerant lines from condenser sealing plate.

Fig. 2 A/C Condenser Refrigerant LinesÐTypical

(3)Cover the open ends of the A/C lines and condenser to minimize system contamination.

(4)Remove the coolant overflow bottle, electric cooling fans and radiator assembly. Also remove the turbocharger inter-cooler if equipped. Refer to Group 7, Cooling System.

On some models, complete removal of the radiator, or coolant drainage is not necessary. The radiator may be moved slightly rearward to remove the condenser.

(5)Remove the two bolts securing the condenser assembly to the radiator.

(6)Slip the condenser from the lower radiator mounting brackets.

(7)Remove condenser.

To install, replace all O-rings and gaskets and coat sealing surfaces with approved refrigerant oil. Then reverse the preceding operation. When installing a new condenser, refer to Oil Level in the Refrigerant section. Tighten the refrigerant line mounting nut to 23 NIm (200 inch pounds).

Evacuate and recharge system.

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