RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM
Start up the engine.
A/C switch is ON.
Operate the cooler compressor with an engine speed of approximately 1,000 rpm for 5 to 6 minutes to circulate the refrigerant and collect the compressor oil remaining in each component into the cooler compressor.
Stop the engine.
Using SST, Recover the refrigerant from the A/C system using a refrigerant recovery unit.
REMOVE AIR CLEANER ASSEMBLY
w/ EGR Cooler:
w/o EGR Cooler:
REMOVE FAN AND GENERATOR V BELT
Using the pulley set bolt of the tensioner, rotate the tensioner pulley clockwise to loosen the belt's tension. Then remove the V belt.
DISCONNECT SUCTION HOSE SUB-ASSEMBLY
Remove the bolt and disconnect the suction hose sub-assembly from the compressor.
Remove the O-ring from the suction hose sub-assembly.
Note
Seal the openings of the disconnected parts using vinyl tape to prevent moisture and foreign matter from entering.
DISCONNECT NO. 1 COOLER REFRIGERANT DISCHARGE HOSE
Remove the bolt and disconnect the No. 1 cooler refrigerant discharge hose from the compressor.
Remove the O-ring from the No. 1 cooler refrigerant discharge hose.
Note
Seal the openings of the disconnected parts using vinyl tape to prevent moisture and foreign matter from entering.
REMOVE COOLER COMPRESSOR ASSEMBLY
Disconnect the connector.
Remove the 4 bolts and cooler compressor assembly.