Tundra 2WD V6-4.0L (1GR-FE) (2005)
Evaporator Case: Service and Repair
Disassembly and Reassembly
DISASSEMBLY
1. REMOVE BLOWER RESISTOR
Remove the 2 screws and blower resistor.
2. SEPARATE UPPER AND LOWER UNIT CASES
a. Disconnect the connector clamp from the upper unit case.
b. Using a knife, cut off each packing.
c. Remove the clip and 6 screws.
d. Separate the upper and lower unit cases, then pull out the thermistor from the evaporator.
3. REMOVE EVAPORATOR FROM LOWER UNIT CASE
HINT: At the time of reassembly, refer to the following:
If the evaporator is replaced, add compressor oil to the compressor.
Add 40 to 50 cc (1.4 to 1.7 fl.oz.)
Compressor oil: ND-OIL 8 or equivalent
4. REMOVE EXPANSION VALVE
Using a hexagon wrench (5.0 mm, 0.20 in.), remove the 2 bolts and separate the expansion valve, evaporator and tubes.
Torque: 5.4 N.m (55 kgf.cm, 48 in.lbf)
HINT: At the time of reassembly, refer to the following:
Lubricate 4 new O-rings with compressor oil and install them to the tubes and valve.
REASSEMBLY
The reassembly procedures are the disassembly procedures in reverse order.