Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM100000000VK24 |
Model Year Start: 2016 |
Model: Sienna |
Prod Date Range: [12/2015 -
] |
Title: HEATING / AIR CONDITIONING: REAR AIR CONDITIONING UNIT: DISASSEMBLY; 2016 - 2020 MY Sienna [12/2015 - ] |
DISASSEMBLY
PROCEDURE
1. REMOVE REAR BLOWER WITH FAN MOTOR SUB-ASSEMBLY
(a) Remove the 3 screws and rear blower with fan motor.
2. REMOVE BLOWER MOTOR CONTROL
(a) Remove the 2 screws and blower motor control.
3. REMOVE HEATER RADIATOR UNIT SUB-ASSEMBLY
(a) Remove the 3 screws and bracket.
(c) Disengage the claw and remove the heater clamp.
(d) Remove the heater radiator unit from the rear cooling unit.
|
|
4. REMOVE REAR NO. 2 COOLING UNIT DAMPER SERVO SUB-ASSEMBLY
(a) Disconnect the connector.
(b) Remove the 2 screws and rear No. 2 cooling unit damper servo.
5. REMOVE REAR NO. 1 COOLING UNIT DAMPER SERVO SUB-ASSEMBLY
(a) Disconnect the connector.
(b) Remove the 2 screws and rear No. 1 cooling unit damper servo.
6. DISCONNECT AIR CONDITIONING HARNESS ASSEMBLY
(a) Disengage the 5 clamps and remove the air conditioning harness.
7. REMOVE AIR CONDITIONER TUBE AND ACCESSORY ASSEMBLY
(a) Remove the 12 screws and cooling unit case.
(b) Remove the packing.
NOTICE:
Remove any tape remaining on the rear cooling unit.
|
|
(c) Using a 5 mm hexagon wrench, remove the hexagon bolt.
|
|
(d) Turn the hook connector clockwise and disconnect the air conditioner tube and accessory.
(e) Remove the 2 O-rings from the air conditioner tube and accessory.
8. REMOVE REAR COOLING UNIT EXPANSION VALVE
(a) Remove the packing.
NOTICE:
Remove any tape remaining on the rear cooling unit.
(b) Disengage the 3 claws and remove the plate.
|
|
(d) Using a 4 mm hexagon wrench, remove the 2 hexagon bolts and detach the rear cooling unit expansion valve.
|
|
(e) Remove the 2 O-rings from the rear cooling unit expansion valve.
9. REMOVE REAR EVAPORATOR SUB-ASSEMBLY
(a) Remove the rear evaporator.
10. REMOVE REAR EVAPORATOR TEMPERATURE SENSOR
(a) Disengage the 2 claws and rear evaporator temperature sensor.
|