Nissan Qashqai J11. Manual — part 1065
HA-86
< REMOVAL AND INSTALLATION >
[TYPE 2]
A/C UNIT ASSEMBLY
Heater unit
A/C UNIT ASSEMBLY
A/C UNIT ASSEMBLY : Removal and Installation
INFOID:0000000010501545
CAUTION:
Perform lubricant return operation before each refrigeration system disassembly. However, if a large
amount of refrigerant or lubricant is detected, never perform lubricant return operation. Refer to
66, "Perform Lubricant Return Operation"
REMOVAL
1.
Use a refrigerant collecting equipment (for HFO-1234yf) to discharge the refrigerant. Refer to
. (If equipped)
JMIIA3522ZZ
1.
Heater & cooling unit case RH
2.
Blower motor assembly
3.
Filter cover RH
4.
Sub harness
5.
PTC heater
6.
Main case center
7.
Sub harness
8.
Cooler packing
9.
Heater pipe packing
10. Intake packing
11.
Heater pipe clamp
12. Air conditioner filter
13. Evaporator assembly
14.
Case packing
15. Heater & cooling unit case LH
16. Heater core
17.
Filter cover LH
18. Intake sensor
19. Intake box case lower
20.
Heater pipe cover
21. Intake door
22. Power transistor
23.
Intake box case upper
24. Foot door
25. Plate case center
26.
Air mix door RH
27. Air mix door LH
28. Center ventilator door·center venti-
lator & defroster door rod
29.
Foot door & mode door rod
30. Side ventilator door
31. Main case rear
32.
Mode door
33. Center ventilator & defroster door
34. Air guide case
35.
Side ventilator packing LH
36. Center ventilator packing
37. Side ventilator packing RH
38.
Defroster packing
A/C UNIT ASSEMBLY
HA-87
< REMOVAL AND INSTALLATION >
[TYPE 2]
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2.
Drain engine coolant from cooling system. Refer to
(R9M engine models).
3.
Remove front wiper drive assembly. Refer to
WW-78, "WIPER DRIVE ASSEMBLY : Removal and Installa-
4.
Remove fixing clip, and then remove insulator upper side.
5.
Remove mounting bolt, and then disconnect internal heat exchanger pipe from expansion valve. (If
equipped)
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.
6.
Remove clamp air inlet hose 2. Refer to
. (R9M engine models)
7.
Remove clamps, and then disconnect heater hoses from A/C unit assembly.
CAUTION:
• Some coolant may spill when heater hoses are disconnected.
• Close off the coolant inlet and outlet on the heater core (2 locations) with shop cloths.
8.
Remove instrument panel assembly. Refer to
IP-13, "Removal and Installation"
.
9.
Remove rear floor duct 1. Refer to
VTL-15, "REAR FLOOR DUCT 1 : Removal and Installation"
10. Remove mounting nuts (A), and then remove instrument stay LH and RH.
11. Disconnect drain hose from A/C unit assembly.
12. Remove ground bolts.
13. Remove the BCM mounting screws.
14. Remove the J/B mounting screws.
15. Disconnect the harness connectors and clips required to remove the steering member, and then move the
vehicle harness to the position without hindrance for work.
16. Remove mounting nuts, and then move steering column assembly to a position where it dose not inhibit
work. Refer to
ST-10, "Removal and Installation"
17. Remove caps from steering member mounting bolts.
JMIIA3353ZZ
JMIIA3407ZZ
HA-88
< REMOVAL AND INSTALLATION >
[TYPE 2]
A/C UNIT ASSEMBLY
18. Remove steering member mounting bolts (A) and A/C unit mounting bolts (B), and then remove steering
member from the vehicle.
CAUTION:
When removing steering member, 2 workers are required to prevent it from dropping.
19. Remove A/C unit assembly.
CAUTION:
When removing A/C unit assembly, 2 workers are required to prevent it from dropping.
INSTALLATION
Note the following items, and then install in 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. Refer to
NOTE:
• When installing drain hose (1), match the rib porsion (B) of A/C unit
(2) and mark (A) of drain hose.
• Refer to
(R9M engine models) when filling radi-
ator with engine coolant.
EVAPORATOR
JMIIA3362ZZ
JMIIA3408ZZ
A/C UNIT ASSEMBLY
HA-89
< REMOVAL AND INSTALLATION >
[TYPE 2]
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EVAPORATOR : Removal and Installation
INFOID:0000000010501546
REMOVAL
1.
Remove A/C unit assembly. Refer to
HA-86, "A/C UNIT ASSEMBLY : Removal and Installation"
.
2.
Remove fixing screws (A) and disengage fixing pawls.
3.
Remove main case rear.
4.
Remove fixing screws (A), and then remove intake box assem-
bly.
5.
Remove fixing screws (A) and disengage fixing pawls, and then
separate heater & cooling unit case assembly.
6.
Remove evaporator assembly from heater & cooling unit case.
7.
Remove mounting bolts, and then remove expansion valve from evaporator.
INSTALLATION
Note the following items, and then install in the reverse order of removal.
CAUTION:
• Replace O-rings with new ones. Then apply compressor oil to them when installing.
• Perform lubricant adjusting procedure after installing new evaporator. Refer to
Adjusting Procedure for Components Replacement Except Compressor"
HEATER CORE
HEATER CORE : Removal and Installation
INFOID:0000000010501547
REMOVAL
1.
Remove A/C unit assembly. Refer to
HA-86, "A/C UNIT ASSEMBLY : Removal and Installation"
.
2.
Remove foot duct LH. Refer to
VTL-15, "FOOT DUCT : Removal and Installation"
.
: Pawl
JMIIA3382ZZ
JMIIA3383ZZ
: Pawl
JMIIA3384ZZ
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