cooling NISSAN TIIDA 2007 Service Repair Manual

A/C UNIT ASSEMBLY
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< ON-VEHICLE REPAIR >[AUTOMATIC AIR CONDITIONER]
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CAUTION:
After installing door motor, perform door motor starting position reset by following self-diagnosis
STEP-3. Refer to HAC-213, "
Front Air Control Self-Diagnosis".
25. Intake case (left) 26. Center defroster duct 27. Air mix door motor
28. Air mix door rod 29. Blower case (left) 30. Aspirator
31. Cover 32. Cover 33. Cooling hose
34. Expansion valve cover 35. Foot door lever 36. Foot door link
37. Expansion valve 38. Bolt 39. Air conditioner filter
40. Evaporator cover 41. Heater core 42. Spring
43. Air mix door lever 44. Water valve rod 45. Intake door
46. Intake case (right) 47. Foot duct (left) 48. Ventilator·defroster door
49. Foot door 50. Air mix door 51. Seal
52. Expansion valve grommet 53. O-ring 54. Evaporator
55. Bolt 56. Cooler pipe assembly 57. Water temperature sensor
58. Full hot switch 59. PTC heater 60. PTC control unit

A/C UNIT ASSEMBLY
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< ON-VEHICLE REPAIR >[MANUAL AIR CONDITIONER]
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A/C UNIT ASSEMBLY
Removal and InstallationINFOID:0000000001696531
NOTE:
A LHD model shown, RHD model similar.
REMOVAL
1. Use a recovery/recycling equipment (for HFC-134a) to discharge refrigerant. Refer to HA-29, "HFC-134a
(R-134a) Service Procedure".
2. Drain coolant from cooling system. Refer to CO-11, "
Changing Engine Coolant" (HR16DE), CO-35,
"Changing Engine Coolant" (MR18DE), CO-58, "Draining" (K9K).
3. Remove cowl top cover. Refer to EXT-20, "
Removal and Installation".
4. Remove lower dash insulator.
5. Remove bolt (A), and then disconnect low-pressure flexible
hose (1) and high-pressure pipe (2) from evaporator.
CAUTION:
Cap or wrap the joint of the pipe with suitable material such
as vinyl tape to avoid the entry of air.
6. Remove clamps (A), and then disconnect heater hoses (1) from
heater core.
A. A/C unit assembly bolts B. Steering member bolts C. Steering column nuts
SJIA0648E
SJIA0644E
SJIA0645E

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< ON-VEHICLE REPAIR >[MANUAL AIR CONDITIONER]
A/C UNIT ASSEMBLY
7. Remove console box assembly. Refer to IP-11, "Removal and Installation" .
8. Remove instrument stay nuts (A) and harness clamps (B), and
then remove instrument stay (1).
9. Disconnect thermo control amp. connector (1).
10. Remove instrument panel and pad. Refer to IP-11, "
Removal and Installation".
11. Remove side ventilator ducts. Refer to VTL-48, "
Removal and Installation".
12. Remove center ventilator ducts. Refer to VTL-48, "
Removal and Installation".
13. Remove side kicking plates. Refer to INT-20, "
Removal and Installation".
14. Disconnect the fuel filler door cable and the rear hatch door cable.
15. Remove A/C unit assembly bolts, steering member bolts, steering column nuts and harness clips.
16. Remove steering member, and then remove A/C unit assembly.
INSTALLATION
Installation is in the reverse order of removal.
 Fill the cooling system. Refer to CO-11, "
Changing Engine Coolant" (HR16DE), CO-35, "Changing Engine
Coolant" (MR18DE), CO-58, "Refilling" (K9K).
 Recharge the refrigerant.
CAUTION:
 Replace O-rings for A/C piping with new ones, and apply compressor oil when installing.
 When recharging refrigerant, check for leaks.
SJIA0646E
SJIA0647E
A/C unit assembly bolt : 6.9 N·m (0.7 kg-m, 61 in-lb)
Steering member bolt : 12 N·m (1.25 kg-m, 9 ft-lb)
Steering column nut : Refer to ST-9, "
Removal and Installation".