Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 26 20tvc w040001
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55-65
HEATER & AIR CONDITIONER - AIR CONDITIONING BLOWER ASSY
551K9-03
OVERHAUL
HINT:
COMPONENTS: See page 55-64
1. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM (See page 55-21 )
SST 07110-58060 (07117-58080, 07117-58090, 07117-78050, 07117-88060, 07117-88070,
07117-88080)
2. REMOVE REAR DOOR SCUFF PLATE RH (See page 76-27 )
3. REMOVE BACK DOOR SCUFF PLATE (See page 76-27 )
4. REMOVE QUARTER TRIM PANEL ASSY FRONT RH (See page 76-27 )
5. REMOVE ROOF HEADLINING GARNISH REAR (See page 76-27 )
6. REMOVE RR WINDOW SIDE GARNISH ASSY NO.2 RH (See page 76-27 )
7. REMOVE AIR DUCT ASSY
(a) Remove the 2 clips and the air duct assy from the air
conditioning blower assy.
2 Clips
I44287
8. REMOVE COVER SUB-ASSY
(a) Disengage the 2 claw fittings and remove the cover sub-
assy.
2 Claws I44288
9. REMOVE AIR DUCT ASSY
(a) Remove the air duct assy.
I44296
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2991
55-66
HEATER & AIR CONDITIONER - AIR CONDITIONING BLOWER ASSY
10. DISCONNECT HEATER HOSE
(a) Release the claw fittings and release the heater hose
clamp.
(b) Using pliers, grip the claws of the 2 clips and slide the clip
to disconnect the 2 heater hoses.
I44298
11. DISCONNECT AIR CONDITIONING TUBE &
ACCESSORY ASSY
(a) Remove the 2 bolts and disconnect the air conditioning
tube & accessory assy.
I35487
12. REMOVE AIR CONDITIONING BLOWER ASSY
(a) Disconnect the 4 connectors, release the 3 clamps and
separate the wire harness.
3 Clamps I44299
(b) Remove the 3 bolts and the air conditioning blower assy.
I44300
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2992
55-67
HEATER & AIR CONDITIONER - AIR CONDITIONING BLOWER ASSY
13. REMOVE COOLER THERMISTOR NO.1 (AUTO AIR
CONDITIONING)
(a) Release the 2 claw fittings and the clamp and remove the
cooler thermistor No.1.
Claw
2 Clamps I35490
14. REMOVE COOLING UNIT MOTOR SUB-ASSY W/FAN
(a) Remove the 3 screws and the cooling unit motor sub-
assy w/ fan.
I44285
15. REMOVE BLOWER RESISTOR TRANSISTOR ASSY
(a) Remove the 2 screws and the blower resistor transistor
assy.
I35492
16. REMOVE HEATER RADIATOR UNIT SUB-ASSY
(a) Release the claw fitting and remove the 3 screws and
blower case.
Claw I35497
(b) Remove the 2 screws and the 2 clamps.
E55396
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2993
55-68
HEATER & AIR CONDITIONER - AIR CONDITIONING BLOWER ASSY
(c) Remove the 3 screws and the heater water valve assy.
(d) Remove the 2 O-rings from the heater water valve assy.
E55397
(e) Remove the heater radiator unit sub-assy from the air
conditioning blower assy.
E62465
17. INSTALL AIR CONDITIONING BLOWER ASSY
(a) Install the air conditioning blower assy with the 3 bolts.
Torque: 5.4 Nm (55 kgfcm, 48 in.lbf)
(2)
NOTICE:
Tighten the bolts in the order shown in the illustration to
install the air conditioning blower assy.
18. INSTALL AIR CONDITIONING TUBE & ACCESSORY
ASSY
(3) (1)
I44306 (a) Sufficiently apply compressor oil to 2 new O-rings and the
fitting surface of the air conditioning tube & accessory
assy.
Compressor oil: ND-OIL 8 or equivalent
(b) Install the 2 O-rings on the air conditioning tube & acces-
sory assy.
(c) Install the air conditioning tube & accessory assy with the
2 bolts.
Torque: 3.5 Nm (36 kgfcm, 31 in.lbf)
I35487
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2994
55-69
HEATER & AIR CONDITIONER - AIR CONDITIONING BLOWER ASSY
19. ADD COOLANT (See page 16-8 )
20. CHARGE REFRIGERANT (See page 55-21 )
SST 07110-58060 (07117-58060, 07117-58070, 07117-58080, 07117-58090, 07117-78050,
07117-88060, 07117-88070, 07117-88080)
21. WARM UP ENGINE
22. CHECK FOR ENGINE COOLANT LEAKS (See page 16-1 )
23. INSPECT LEAKAGE OF REFRIGERANT (See page 55-21 )
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2995
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