Rear Cooling Unit
REAR COOLING UNITDISASSEMBLY
1. REMOVE AIR REFINER FILTER
2. REMOVE BLOWER SPEED CONTROL
3. REMOVE REAR DAMPER SERVOMOTOR
4. REMOVE BLOWER RESISTOR
5. REMOVE DRAIN HOSE
6. REMOVE COOLING BOX
a. w/ Cool box models:
Remove the 3 screws, clip and 2 ducts.
b. Disconnect the connector.
c. Remove the screw and cooling box light.
d. Remove the cooling box.
7. REMOVE SMOKE SENSOR
a. Disconnect the connector.
b. Remove the 4 screws and smoke sensor.
8. REMOVE AIR DUCT
Remove the 3 screws and duct.
9. REMOVE BLOWER MOTOR
a. Remove the 4 screws and filter case.
b. Disconnect the connector.
c. Remove the 3 screws and blower motor
d. Remove the nut and fan.
10. REMOVE WIRE HARNESS
11. REMOVE EVAPORATOR
a. Remove the 4 screws and cooler case.
b. Remove the evaporator.
HINT: At the time of reassembly, please refer to the following item.
If evaporator is replaced, add compressor oil to the evaporator.
ADD: 40 cc (1.4 ft.oz.)
Compressor oil: ND-OIL 8 or equivalent
12. REMOVE EXPANSION VALVE WI MAGNETIC VALVE
Using a hexagon wrench (5.0 mm, 0.20 in.), remove the 2 bolts, tube and expansion valve.
Torque: 3.5 N.m (36 kgf.cm, 31 in.lbf)
NOTE: Cap the open fittings immediately to keep moisture or dirt out of the system.
HINT: At the time of reassembly, please refer to the following item. Lubricate 4 new O-rings with compressor oil and install them to the tube.
REASSEMBLY
Reassembly is in the reverse order of disassembly.