Infiniti Q45. Manual — part 135
HEATER & COOLING UNIT ASSEMBLY
ATC-135
C
D
E
F
G
H
I
K
L
M
A
B
ATC
HEATER & COOLING UNIT ASSEMBLY
PFP:27110
Removal and Installation
NJS0009A
REMOVAL
1.
Remove engine cover and air cleaner cover, using power tools. Refer to
and
EM-17, "AIR CLEANER AND AIR DUCT"
2.
Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant.
3.
Remove tower bar. Refer to
FSU-5, "FRONT SUSPENSION ASSEMBLY"
.
4.
Drain coolant from cooling system. Refer to
CO-8, "Changing Engine Coolant"
5.
Disconnect two heater hoses from heater core pipe.
6.
Disconnect low-pressure flexible hose and high-pressure pipe
from evaporator.
CAUTION:
Cap or wrap the joint of the pipe with a suitable material
such as vinyl tape to avoid the entry of air.
7.
Remove instrument panel and pad assembly. Refer to
IP-10, "Removal and Installation"
8.
Remove blower unit. Refer to
.
9.
Remove clips of vehicle harness from steering member.
10. Remove mounting nuts, and then remove instrument stays
(driver side, passenger side).
11. Remove center defroster nozzle and ventilator ducts. Refer to
ATC-144, "Removal of Center Defroster Nozzle, Duct and Venti-
lator Duct"
12. Remove mounting bolts from heater & cooling unit assembly.
RJIA0318E
RJIA0115E
SJIA1293E
ATC-136
HEATER & COOLING UNIT ASSEMBLY
13. Remove mounting bolts, and then remove steering member.
14. Remove heater & cooling unit assembly.
INSTALLATION
Installation is basically the reverse order of removal.
CAUTION:
●
Replace O-rings of low-pressure flexible hose and high-pressure pipe with new ones, and then
apply compressor oil to it when installing it.
●
When recharging refrigerant, check for leaks.
NOTE:
●
When filling radiator with coolant, refer to
CO-8, "Changing Engine Coolant"
●
Recharge the refrigerant.
SJIA1294E
HEATER & COOLING UNIT ASSEMBLY
ATC-137
C
D
E
F
G
H
I
K
L
M
A
B
ATC
Disassembly and Assembly
NJS0009B
RJIA3083E
ATC-138
HEATER & COOLING UNIT ASSEMBLY
1.
Foot duct (right)
2.
Screw
3.
Heater core
4.
Aspirator
5.
Aspirator duct
6.
Mode door motor (passenger side)
7.
Air mix door motor (passenger side)
8.
Ventilator door lever (right)
9.
Bi-level door lever (right)
10. Bi-level door (right)
11. Air mix door (right)
12. Sub harness
13. Expansion valve
14. Bolt
15. Expansion valve cover
16. Cooler grommet
17. Heater & cooling unit case (lower)
18. Intake sensor
19. Side link (left)
20. Mode door motor (driver side)
21. Mode door motor bracket (left)
22. Ventilator door lever (left)
23. Foot door link (left)
24. Foot door lever (left)
25. Evaporator cover
26. Foot duct (left)
27. Evaporator
28. Side link (right)
29. Heater pipe bracket
30. Mode door motor bracket (right)
31. Air mix door lever (right)
32. Rod holder
33. Rod
34. Ventilator door (right)
35. Bi-level door (left)
36. Air mix door (left)
37. Air mix door lever (left)
38. Air mix door motor (driver side)
39. Bi-level door lever (left)
40. Heater & cooling unit case (driver
side)
41. Foot door (left)
42. Foot door (right)
43. Foot door lever (right)
44. Foot door link (right)
45. Defroster door lever (right)
46. Heater & cooling unit case (passen-
ger side)
47. Ventilator door (left)
48. Heater & cooling unit case (center)
49. Defroster door
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст