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 

HA-

21, "Perform Lubricant Return Operation"

.

REMOVAL

1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to 

HA-19, "Recy-

cle Refrigerant"

.

2. Drain engine coolant from cooling system. Refer to 

CO-10, "Draining"

 (MR for NISMO RS models) or 

CO-

40, "Draining and Filling"

 (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

valve. Refer to 

HA-46, "EXPANSION VALVE : Removal and

Installation"

.

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

Installation"

.

: Always replace after every disassembly.

: N·m (kg-m, in-lb)

: Nut

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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-

lation"

 (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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A/C UNIT ASSEMBLY

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< REMOVAL AND INSTALLATION >

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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 

HA-17, "Leak Test"

.

NOTE:

Refer to 

CO-11, "Refilling"

 ( MR for NISMO RS models) or 

CO-40, "Draining and Filling"

 (MR except for

NISMO RS models) when filling radiator with engine coolant.

EVAPORATOR

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< 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 

HA-21, "Lubricant

Adjusting Procedure for Components Replacement Except Compressor"

.

HEATER CORE
HEATER CORE : Removal and Installation

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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:

Refer to 

CO-11, "Refilling"

 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 

HA-

21, "Perform Lubricant Return Operation"

.

REMOVAL

1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to 

HA-19, "Recy-

cle Refrigerant"

.

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

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