Nissan Pathfinder. Manual — part 682
CONDENSER
HA-39
< REMOVAL AND INSTALLATION >
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10. Remove the refrigerant pressure sensor as necessary. Refer to
SENSOR : Removal and Installation"
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
• Do not reuse O-rings.
• Apply A/C oil to the O-rings of the condenser for installation.
• After charging the refrigerant, check for leaks. Refer to
.
CONDENSER PIPE ASSEMBLY
CONDENSER PIPE ASSEMBLY : Removal and Installation
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REMOVAL
1. Discharge the refrigerant. Refer to
2. Remove the core support cover. Refer to
3. Remove the bolt that retains the condenser pipe assembly to the condenser.
4. Remove the bolt (A) that retains the condenser pipe assembly to
the high-pressure flexible hose and high-pressure pipe.
5. Remove the condenser pipe assembly.
CAUTION:
Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
• Do not reuse O-rings.
• Apply A/C oil to the O-rings of the condenser pipe assembly for installation.
• After charging the refrigerant, check for leaks. Refer to
.
LIQUID TANK
LIQUID TANK : Removal and Installation
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The liquid tank is only serviced as part of the condenser. Refer to
HA-38, "CONDENSER : Removal and Instal-
.
REFRIGERANT PRESSURE SENSOR
REFRIGERANT PRESSURE SENSOR : Removal and Installation
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REMOVAL
1. Discharge the refrigerant. Refer to
2. Remove the core support cover. Refer to
3. Disconnect the harness connector from the refrigerant pressure sensor.
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HA-40
< REMOVAL AND INSTALLATION >
CONDENSER
4. Remove the refrigerant pressure sensor (1).
CAUTION:
Cap or wrap the opening of the refrigerant pressure sensor
with suitable material such as vinyl tape to avoid the entry
of air.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
• Do not reuse O-ring.
• Apply A/C oil to the O-ring of the refrigerant pressure sensor for installation.
• After charging the refrigerant, check for leaks. Refer to
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HEATING AND COOLING UNIT ASSEMBLY
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HEATING AND COOLING UNIT ASSEMBLY
HEATING AND COOLING UNIT ASSEMBLY
HEATING AND COOLING UNIT ASSEMBLY : Exploded View - Front Heating and
Cooling Unit Assembly
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HEATING AND COOLING UNIT ASSEMBLY : Removal and Installation - Front Heat-
ing and Cooling Unit Assembly
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REMOVAL
CAUTION:
Before servicing, turn the ignition switch off, disconnect both battery cables and wait at least three
minutes.
NOTE:
When removing components such as hoses, lines/tubes, etc., cap or plug openings to prevent fluid from leak-
ing.
1. Disconnect the negative and positive battery terminals and wait at least three minutes. Refer to
2. Discharge the refrigerant. Refer to
3. Drain the engine coolant. Refer to
CO-11, "Changing Engine Coolant"
4. Remove the instrument panel assembly. Refer to
IP-15, "Removal and Installation"
.
5. Remove the steering column. Refer to
ST-46, "Removal and Installation"
.
6. Remove the front floor connecting duct (LH/RH). Refer to
.
1.
Front heating and cooling unit assembly
2.
Front evaporator
3.
Heater case side cover
4.
Air mix door motor (passenger side)
5.
Front blower unit case
6.
Intake door motor
7.
Front blower motor
8.
Front foot duct (RH)
9.
Air mix door motor (rear)
10. In-cabin microfilter cover
11. In-cabin microfilter
12. Drain hose
13. Expansion valve grommet
14. Front expansion valve
15. Front heater core
16. Air mix door motor (driver side)
17. Aspirator hose
18. Front foot duct (LH)
19. Front heater core pipe cover
20. Mode door motor (front)
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< REMOVAL AND INSTALLATION >
HEATING AND COOLING UNIT ASSEMBLY
7. Disconnect the harness connectors (B) from the super multiple
junction (SMJ) block (A).
8. Disconnect the high-pressure and low-pressure pipe from the front expansion valve.
CAUTION:
Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.
9. Disconnect the heater hoses from the front heater core.
10. Remove the cowl top extension. Refer to
EXT-25, "Removal and Installation"
.
11. Remove the body panel plug (A), then remove the steering
member bolt.
12. Remove the bolts that retain the steering member to the vehicle body.
13. Disconnect the front drain hose from the front heating and cooling unit assembly.
14. Disconnect the harness connectors from the front heating and cooling unit assembly and steering mem-
ber.
15. Remove the front heating and cooling unit assembly and steering member from the vehicle as an assem-
bly.
CAUTION:
Use care not to damage the seats when removing the steering member.
16. Remove the bolts that retain the front heating and cooling unit assembly to the steering member.
17. Separate the front heating and cooling unit assembly from the steering member.
INSTALLATION
Installation is in the reverse order of removal.
HEATING AND COOLING UNIT ASSEMBLY : Exploded View - Rear Cooling Unit As-
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