2007 NISSAN 350Z Automatic Air Conditioner Workshop Manual

HEATER & COOLING UNIT ASSEMBLY
ATC-113
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Revision: 2006 November2007 350Z
12. Remove mounting bolts from heater & cooling unit assembly.
13. Remove steering column assembly mounting nuts and bolt.
14. Remove steering member mounting bolts, and then remove steering member.
15. Remove heater & cooling unit assembly.
INSTALLATION
Installation is basically the reverse order of removal.
CAUTION:

Replace O-rings of low-pressure pipe 2 and high-pressure pipe 1 with new ones, and then apply
compressor oil to it when installing it.

Female-side piping connection is thin and easy to deform. Slowly insert the male-side piping
straight in axial direction.

Insert piping securely until a click is heard.

After piping connection is completed, pull male-side piping by hand to make sure that connection
does not come loose.

When recharging refrigerant, check for leaks.
NOTE:

When filling radiator with coolant, refer to CO-10, "Changing Engine Coolant" .

Recharge the refrigerant.
SJIA1221E
SJIA1222E
Heater & cooling unit assembly mounting bolts
: 6.9 N·m (0.7 kg-m, 61 in-lb)
Steering member and steering column assembly mounting nuts and bolt
: 12 N·m (1.2 kg-m, 9 ft-lb)

ATC-114
HEATER & COOLING UNIT ASSEMBLY
Revision: 2006 November2007 350Z
Disassembly and AssemblyNJS0001P
1. Heater pipe grommet 2. Heater core 3. Heater pipe cover
4. Aspirator 5. Aspirator duct 6. Rear foot cover
7. Max. cool door link 8. Max. cool door lever 9. Ventilator door lever
10. Ventilator door link 11. Air mix door motor 12. Intake sensor
13. Foot duct (right) 14. Evaporator cover 15. Evaporator cover adapter
16. Heater pipe bracket 17. Insulator 18. Heater case (right)
SJIA1897E

HEATER & COOLING UNIT ASSEMBLY
ATC-115
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Revision: 2006 November2007 350Z
19. Low-pressure pipe 1 20. High-pressure pipe 2 21. O-ring
22. Expansion valve 23. Evaporator 24. Heater case (left)
25. Foot duct (left) 26. Air mix door (slide door) 27. Ventilator door
28. Side link 29. Mode door motor 30. Intake sensor bracket
31. Defroster door 32. Max. cool door 33. Defroster door lever
34. Defroster door link
: N·m (kg-m, in-lb)
: Always replace after every disassembly.

ATC-116
MODE DOOR MOTOR
Revision: 2006 November2007 350Z
MODE DOOR MOTORPFP:27731
Removal and InstallationNJS0001Q
REMOVAL
1. Remove blower unit. Refer to ATC-108, "BLOWER UNIT" .
2. Remove mounting screws from mode door motor.
3. Disconnect connector, and then remove mode door motor.
INSTALLATION
Installation is basically the reverse order of removal.
SJIA1174E

AIR MIX DOOR MOTOR
ATC-117
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Revision: 2006 November2007 350Z
AIR MIX DOOR MOTORPFP:27732
Removal and InstallationNJS0001R
REMOVAL
1. Set the temperature control dial at 18°C (60°F).
2. Open the driver and front passenger window, and then disconnect the battery cable from the negative ter-
minal.
CAUTION:
After the battery cables are disconnected, do not open/close the driver and/or front passenger
door with the window in the full up position. The automatic window adjusting function will not
work and the side roof panel may be damaged.
3. Remove blower unit. Refer to ATC-108, "
BLOWER UNIT" .
4. Disconnect air mix door motor connector.
5. Remove mounting screws, and then remove air mix door motor.
INSTALLATION
Installation is basically the reverse order of removal.
SJIA1175E

ATC-118
HEATER CORE
Revision: 2006 November2007 350Z
HEATER COREPFP:27140
Removal and InstallationNJS0001S
REMOVAL
1. Remove heater & cooling unit assembly. Refer to AT C - 11 2 , "HEATER & COOLING UNIT ASSEMBLY" .
2. Remove foot duct (left). Refer to ATC-122, "
Removal of Foot Ducts" .
3. Remove mounting screws, and then remove heater pipe cover.
4. Remove heater pipe bracket and heater pipe grommet.
5. Slide heater core to leftward.
INSTALLATION
Installation is basically the reverse order of removal.
RJIA2142E

DUCTS AND GRILLES
ATC-119
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Revision: 2006 November2007 350Z
DUCTS AND GRILLESPFP:27860
Removal and InstallationNJS0001T
COMPONENT LAYOUT
REMOVAL
Removal of Center Ventilator Grilles
1. Remove instrument driver and passenger panel upper. Refer to IP-10, "INSTRUMENT PANEL ASSEM-
BLY" .
2. Remove mounting screws, and then remove center ventilator
grilles.
1. Defroster nozzle 2. Side defroster duct 1 (left) 3. Side ventilator duct 1 (left)
4. Side defroster duct 2 (left) 5. Instrument side finisher (left) 6. Side ventilator duct 2 (left)
7. Side ventilator grille (left) 8. Center ventilator grille (left) 9. Center ventilator grille (right)
10. Side ventilator grille (right) 11. Side ventilator duct 2 (right) 12. Instrument side finisher (right)
13. Instrument panel 14. Side defroster duct 2 (right) 15. Side ventilator duct 1 (right)
16. Side defroster duct 1 (right) 17. Center ventilator duct
RJIA1423E
RJIA1424E

ATC-120
DUCTS AND GRILLES
Revision: 2006 November2007 350Z
Removal of Side Ventilator Duct 2 and Grilles
1. Remove door finisher. Refer to EI-33, "DOOR FINISHER" .
2. Remove mounting screws, and then remove side ventilator duct
2 (left and right).
3. Remove mounting clips, and then remove side ventilator grilles
(left and right).
Removal of Instrument Side Finishers
Remove mounting clips, and then remove instrument side finishers
(left and right).
RJIA1425E
RJIA1426E
RJIA1463E