Toyota 4Runner: Reassembly

Toyota 4Runner Service Manual / Vehicle Interior / Heating / Air Conditioning / Air Conditioning Unit / Reassembly

REASSEMBLY

PROCEDURE

1. INSTALL NO. 1 COOLER THERMISTOR

NOTICE:

If reusing the evaporator, do not insert the thermistor into a location where the thermistor was previously inserted.

(a) Insert the thermistor to a location that is 1 fin to the right or left of its previous location.

Standard:

Item	Specified Condition
a	50 mm (1.97 in.)
b	46.7 mm (1.84 in.)
c	33.3 mm (1.31 in.)
d	154.1 mm (6.07 in.)
e	25 mm (0.98 in.)

Text in Illustration

1 Fin

2. INSTALL NO. 1 COOLER EVAPORATOR SUB-ASSEMBLY

(a) Sufficiently apply compressor oil to 2 new O-rings and the fitting surface of the hose joint.

Compressor oil:

ND-OIL 8 or equivalent

(b) Install the 2 O-rings to the evaporator.

(d) Attach the 4 claws to install the unit case.

(e) Install the 6 screws.

3. INSTALL DAMPER SERVO SUB-ASSEMBLY LH

(a) Align the grooves on the damper servo sub-assembly with the protrusions on the unit and install the damper servo sub-assembly.

Text in Illustration

*A	for Automatic Air Conditioning System	-	-
*a	Air Conditioning Unit Side	*b	Damper Servo Side

(b) Install the 4 screws.

4. INSTALL DAMPER SERVO SUB-ASSEMBLY RH

(a) Align the grooves on the damper servo sub-assembly with the protrusions on the unit and install the damper servo sub-assembly.

Text in Illustration

Air Conditioning Unit Side

Damper Servo Side

(b) Install the 3 screws.

5. INSTALL COOLER EXPANSION VALVE

(a) Install the expansion valve.

6. INSTALL AIR CONDITIONING TUBE AND ACCESSORY ASSEMBLY

(a) Sufficiently apply compressor oil to 2 new O-rings and the fitting surface of the hose joint.

Compressor oil:

ND-OIL 8 or equivalent

(b) Install the 2 O-rings to the air conditioning tube and accessory assembly.

(d) Using a 4 mm hexagon wrench, install the 2 hexagon bolts.

Torque:

3.5 N·m {36 kgf·cm, 31 in·lbf}

(e) Install new butyl tape.

(f) Install new packing.

7. INSTALL AIR CONDITIONING HARNESS

(a) Attach the clamps to install the harness.

(b) Connect the connectors.

8. INSTALL HEATER RADIATOR UNIT SUB-ASSEMBLY

(a) Install the radiator.

(b) Install the bracket with the 2 screws.

9. INSTALL QUICK HEATER ASSEMBLY (w/ PTC Heater)

10. INSTALL DRAIN COOLER HOSE

(a) Install the drain cooler hose as shown in the illustration.

11. INSTALL ASPIRATOR HOSE

(a) Attach the 2 claws to install the aspirator hose.

12. INSTALL DEFROSTER NOZZLE ASSEMBLY

(a) Attach the 6 claws to install the defroster nozzle assembly.

13. INSTALL BLOWER ASSEMBLY

(a) Attach the 2 claws to install the blower assembly.

(b) Install the screw.

Torque:

2.7 N·m {28 kgf·cm, 24 in·lbf}

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