Nissan Juke F15. Manual — part 840
A/C UNIT ASSEMBLY
HA-43
< REMOVAL AND INSTALLATION >
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A/C UNIT ASSEMBLY
A/C UNIT ASSEMBLY : Removal and Installation
INFOID:0000000012197136
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
21, "Perform Lubricant Return Operation"
REMOVAL
1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
2. Drain engine coolant from cooling system. Refer to
(MR for NISMO RS models) or
(MR except for NISMO RS models).
3. Remove cowl top and cowl top extension. Refer to
EXT-30, "Removal and Installation"
.
4. Remove mounting nut, and then move lower dash insulator
aside.
5. Remove mounting bolt (A), and then disconnect low-pressure
flexible hose (1) and high-pressure pipe (2) from expansion
HA-46, "EXPANSION VALVE : Removal and
.
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 fixing clamps (1), and then disconnect heater hoses (2)
7. Remove instrument panel assembly. Refer to
IP-13, "Removal and Installation"
.
8. Remove side ventilator duct LH and RH. Refer to
VTL-11, "SIDE VENTILATOR DUCT : Removal and
.
: Always replace after every disassembly.
: N·m (kg-m, in-lb)
: Nut
: Vehicle front
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: Vehicle front
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: Vehicle front
JMIIA0986ZZ
HA-44
< REMOVAL AND INSTALLATION >
A/C UNIT ASSEMBLY
9. Remove mounting bolts (A) of ground wire LH side and mounting bolt (B) of ground wire RH side.
10. Remove rear heater duct 1 LH and RH. Refer to
VTL-11, "REAR HEATER DUCT 1 : Removal and Instal-
(for Canada models only).
11. Disconnect drain hose from A/C unit assembly.
12. Remove mounting nuts (A), and then remove instrument stay.
13. Remove fixing screws (A), and then remove junction box (J/B).
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: Vehicle front
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: Vehicle front
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A/C UNIT ASSEMBLY
HA-45
< REMOVAL AND INSTALLATION >
C
D
E
F
G
H
J
K
L
M
A
B
HA
N
O
P
14. Remove fixing screws (A), and then remove BCM.
15. Remove all of harness connectors and mounting nuts necessary to allow steering column assembly to be
moved. Refer to
ST-11, "Removal and Installation"
.
16. Move steering column assembly to secure work space.
17. Remove all of harness connectors and clips necessary to allow steering member to be removed. Move
main harness aside and secure work space so that steering member can be easily removed.
18. Remove mounting bolts (A) and (B), and then remove steering member (1) from the vehicle.
CAUTION:
When removing steering member, 2 workers are required to prevent it from dropping.
19. Remove A/C unit assembly from vehicle.
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:
Refer to
( MR for NISMO RS models) or
(MR except for
NISMO RS models) when filling radiator with engine coolant.
EVAPORATOR
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HA-46
< REMOVAL AND INSTALLATION >
A/C UNIT ASSEMBLY
EVAPORATOR : Removal and Installation
INFOID:0000000012197137
REMOVAL
1. Remove A/C unit assembly. Refer to
HA-43, "A/C UNIT ASSEMBLY : Removal and Installation"
.
2. Disassemble A/C unit assembly, and then remove evaporator.
3. Remove intake sensor from evaporator. (Automatic air conditioning)
4. Remove thermo control amp. from evaporator. (Manual air conditioning)
5. Remove mounting bolts, and then remove expansion valve.
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.
• When install the intake sensor (Automatic air conditioning) or the thermo control amp. (Manual air
conditioning), set the same position before replacement.
• Never rotate the bracket insertion part when removing and installing the intake sensor (automatic air
conditioning) or the thermo control amp. (manual air conditioning).
• 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:0000000012197138
REMOVAL
1. Remove A/C unit assembly. Refer to
HA-43, "A/C UNIT ASSEMBLY : Removal and Installation"
.
2. Remove heater pipe grommet and heater pipe support from A/C unit assembly.
3. Remove foot duct LH. Refer to
VTL-13, "FOOT DUCT : Removal and Installation"
.
4. Slide heater core to leftward, and then remove heater core from A/C unit assembly.
INSTALLATION
Note the following item, and then install in the reverse order of removal.
NOTE:
when filling radiator with engine coolant.
EXPANSION VALVE
EXPANSION VALVE : Removal and Installation
INFOID:0000000012197139
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
21, "Perform Lubricant Return Operation"
REMOVAL
1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
2. Remove cowl top and cowl top extension. Refer to
EXT-30, "Removal and Installation"
.
3. Remove mounting nut, and then move lower dash insulator
aside.
: Nut
: Vehicle front
JMIIA0973ZZ
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