Nissan Teana J32. Instruction — part 1227
VTL-94
< ON-VEHICLE REPAIR >
[WITH 7 INCH DISPLAY]
HEATER & COOLING UNIT ASSEMBLY
1.
Ventilator seal
2.
Defroster seal
3.
Distributor upper case
4.
Center case
5.
Heater & cooling unit case cover
6.
Foot duct 1 (right)
7.
Foot duct 2 (right)
8.
Air mix door motor (passenger side)
9.
Evaporator pipe assembly
10. Expansion valve
11.
O-ring
12.
Evaporator
13. Filter cover
14.
Air conditioner filter
15.
Case packing
16. Heater & cooling unit case (right)
17.
Cooler pipe grommet
18.
Grommet
19. Heater pipe grommet
20.
Heater pipe support
21.
Drain hose
22. Heater & cooling unit case (left)
23.
Air mix door motor (driver side)
24.
Heater core
25. Heater pipe cover
26.
Foot duct 2 (left)
27.
Foot duct 1 (left)
28. Aspirator hose
29.
Aspirator
30.
Mode door motor
31. Main link
32.
Rod link
33.
Ventilator door link
34. Mode door lever
35.
Ventilator door lever
36.
Max. cool door link
37. Defroster door link
38.
Foot door link
39.
Max. cool door lever
40. Foot door lever
41.
Defroster door lever
42.
Adapter case
43. Distributor lower case
44.
Ventilator door
45.
Intake sensor
46. Intake sensor bracket
47.
Foot door
48.
Max. cool door
JPIIA0906GB
HEATER & COOLING UNIT ASSEMBLY
VTL-95
< ON-VEHICLE REPAIR >
[WITH 7 INCH DISPLAY]
C
D
E
F
G
H
J
K
L
M
A
B
VTL
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Removal and Installation
INFOID:0000000003940515
REMOVAL
1.
Collect the refrigerant with refrigerant collecting equipment (for HFC134a).
2.
Drain engine coolant from cooling system. Refer to
3.
Remove mounting bolt (A), and then disconnect low-pressure
pipe (1) and high-pressure pipe (2) from the expansion valve.
CAUTION:
Cap or wrap the joint of the A/C piping and expansion valve
with suitable material such as vinyl tape to avoid the entry
of air.
4.
Remove air cleaner case and air duct. Refer to
5.
Remove clamps (A), and then disconnect heater hoses (1).
CAUTION:
• Some coolant may spill when heater hoses are discon-
nected. Wipe them off with wastes.
• Close the coolant inlet/outlet on the heater core and
heater hoses with wastes.
6.
Remove instrument panel assembly. Refer to
7.
Remove mounting nuts (A), and then remove instrument stay
(1).
49.
Defroster door
50.
Air mix door (Slide door)
Refer to
for symbols in the figure.
JPIIA0915ZZ
JPIIA0916ZZ
JPIIA0909ZZ
VTL-96
< ON-VEHICLE REPAIR >
[WITH 7 INCH DISPLAY]
HEATER & COOLING UNIT ASSEMBLY
8.
Remove mounting bolts (A) from heater & cooling unit assembly and blower unit.
9.
Remove steering column mounting nuts (B). Refer to
10. Remove ground bolts (C) from steering member (1).
11. Disconnect each harness connectors, and remove harness clips from steering member.
12. Remove mounting bolts (A), and then remove steering member (1).
13. Disconnect the intake door motor and blower motor connectors.
14. Remove mounting screws (A), and then remove blower unit (1).
15. Disconnect drain hose (1) from heater & cooling unit assembly.
JPIIA0917ZZ
JPIIA0918ZZ
JPIIA0919ZZ
JPIIA0920ZZ
HEATER & COOLING UNIT ASSEMBLY
VTL-97
< ON-VEHICLE REPAIR >
[WITH 7 INCH DISPLAY]
C
D
E
F
G
H
J
K
L
M
A
B
VTL
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16. Remove floor duct 1 (left and right) (1) and rear ventilator duct 1
(2), and then remove heater & cooling unit assembly (3).
INSTALLATION
Installation is basically the reverse order of removal.
CAUTION:
• Replace O-rings with new ones. Then apply compressor oil to them when installing.
• Check for leakages when recharging refrigerant.
NOTE:
• Refer to
when filling radiator with engine coolant.
• Charge the refrigerant.
JPIIA0921ZZ
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