Nissan Qashqai J11. Manual — part 1090
HA-186
< REMOVAL AND INSTALLATION >
[TYPE 4]
A/C UNIT ASSEMBLY
17. 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.
18. 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
radiator with engine coolant.
EVAPORATOR
JMIIA3362ZZ
JMIIA3408ZZ
A/C UNIT ASSEMBLY
HA-187
< REMOVAL AND INSTALLATION >
[TYPE 4]
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EVAPORATOR : Removal and Installation
INFOID:0000000010707904
REMOVAL
1.
Remove A/C unit assembly. Refer to
HA-184, "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.
6.
Separate heater & cooling unit case assembly.
7.
Remove evaporator assembly from A/C unit case.
8.
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:0000000010707905
REMOVAL
1.
Remove A/C unit assembly. Refer to
HA-184, "A/C UNIT ASSEMBLY : Removal and Installation"
2.
Remove foot duct LH. Refer to
VTL-14, "FOOT DUCT : Removal and Installation"
.
: Pawl
JMIIA3382ZZ
JMIIA3383ZZ
: Pawl
JMIIA3384ZZ
HA-188
< REMOVAL AND INSTALLATION >
[TYPE 4]
A/C UNIT ASSEMBLY
3.
Remove fixing screws (A), and then remove heater pipe cover.
4.
Remove heater pipe packing.
5.
Disengage fixing pawl, and then remove heater pipe clamp.
6.
Remove heater core from A/C unit assembly.
INSTALLATION
Note the following item, and then install in the reverse order of removal.
NOTE:
Refer to
(R9M engine models) when filling radi-
ator with engine coolant.
EXPANSION VALVE
EXPANSION VALVE : Removal and Installation
INFOID:0000000010707906
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
67, "Perform Lubricant Return Operation"
REMOVAL
1.
Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
2.
Remove mounting bolt, and then disconnect low-pressure pipe and high-pressure pipe 3 from 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.
3.
Remove mounting bolts, and then remove expansion valve.
JMIIA3386ZZ
: Pawl
JMIIA3387ZZ
JMIIA3388ZZ
A/C UNIT ASSEMBLY
HA-189
< REMOVAL AND INSTALLATION >
[TYPE 4]
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K
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CAUTION:
Cap or wrap the joint of the evaporator and expansion valve with suitable material such as vinyl
tape to avoid the entry of air.
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
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