Nissan X-Trail 32. Instruction — part 1378
COOLER PIPE AND HOSE
HA-171
< REMOVAL AND INSTALLATION >
[R9M (FOR RUSSIA)]
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3.
Remove mounting bolt
, and then disconnect low-pressure
flexible hose from the compressor.
CAUTION:
Cap or wrap the joint of the A/C piping and compressor with
suitable material such as vinyl tape to avoid the entry of air.
4.
Remove low-pressure flexible hose from the vehicle.
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
.
LOW-PRESSURE PIPE
LOW-PRESSURE PIPE : Removal and Installation
INFOID:0000000011007754
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
159, "Perform Lubricant Return Operation"
REMOVAL
1.
Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
2.
Remove fixing clip, and then remove insulator upper side.
3.
Remove cowl top extension. Refer to
EXT-25, "Removal and Installation"
4.
Remove mounting bolt, and then disconnect low-pressure pipe 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.
5.
Remove mounting bolt
, and then disconnect low-pressure
flexible hose
from low-pressure pipe
.
CAUTION:
Cap or wrap the joint of the A/C piping with suitable mate-
rial such as vinyl tape to avoid the entry of air.
6.
Remove mounting bolt, and then remove low-pressure pipe.
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
.
HIGH-PRESSURE PIPE 1
JMIIA3739ZZ
JMIIA3736ZZ
HA-172
< REMOVAL AND INSTALLATION >
[R9M (FOR RUSSIA)]
COOLER PIPE AND HOSE
HIGH-PRESSURE PIPE 1 : Removal and Installation
INFOID:0000000011007755
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
159, "Perform Lubricant Return Operation"
REMOVAL
1.
Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
.
2.
Remove front bumper fascia assembly. Refer to
EXT-15, "Removal and Installation"
3.
Remove mounting bolt
, and then disconnect high-pressure
pipe 1
from high-hpressure pipe 3
.
CAUTION:
Cap or wrap the joint of the A/C piping with suitable mate-
rial such as vinyl tape to avoid the entry of air.
4.
Remove mounting bolt
, and then disconnect high-pressure
pipe 1 from the condenser & liquid tank assembly.
CAUTION:
Cap or wrap the joint of the A/C piping and condenser with
suitable material such as vinyl tape to avoid the entry of air.
5.
Disconnect refrigerant pressure sensor harness connector.
6.
Remove mounting bolt, and then high-pressure pipe 1 from the vehicle.
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
.
HIGH-PRESSURE PIPE 2
HIGH-PRESSURE PIPE 2 : Removal and Installation
INFOID:0000000011007756
CAUTION:
JMIIA3737ZZ
JMIIA3743ZZ
: Vehicle front
JMIIA3741ZZ
COOLER PIPE AND HOSE
HA-173
< REMOVAL AND INSTALLATION >
[R9M (FOR RUSSIA)]
C
D
E
F
G
H
J
K
L
M
A
B
HA
N
O
P
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
159, "Perform Lubricant Return Operation"
REMOVAL
1.
Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
2.
Remove front bumper fascia assembly. Refer to
EXT-15, "Removal and Installation"
.
3.
Remove mounting bolt
, and then disconnect high-pressure
pipe 2
from high-pressure flexible hose
.
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.
4.
Remove mounting bolt
, and then disconnect high-pressure
pipe 2 from condenser & liquid tank assembly.
CAUTION:
Cap or wrap the joint of the A/C piping and condenser with
suitable material such as vinyl tape to avoid the entry of air.
5.
Remove high-pressure pipe 2 from the vehicle.
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
.
HIGH-PRESSURE PIPE 3
HIGH-PRESSURE PIPE 3 : Removal and Installation
INFOID:0000000011007757
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
159, "Perform Lubricant Return Operation"
REMOVAL
1.
Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
2.
Disconnect fixing clip, and then remove insulator upper side.
3.
Remove mounting bolt, and then disconnect high-pressure pipe 3 and low-pressure pipe 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.
JMIIA3738ZZ
JMIIA3742ZZ
HA-174
< REMOVAL AND INSTALLATION >
[R9M (FOR RUSSIA)]
COOLER PIPE AND HOSE
4.
Remove mounting bolt
, and then disconnect high-pressure
pipe 1
from high-hpressure pipe 3
.
CAUTION:
Cap or wrap the joint of the A/C piping with suitable mate-
rial such as vinyl tape to avoid the entry of air.
5.
Remove mounting bolt, and then remove high-pressure pipe 3 from the vehicle.
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
.
REFRIGERANT PRESSURE SENSOR
REFRIGERANT PRESSURE SENSOR : Removal and Installation
INFOID:0000000011007758
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
159, "Perform Lubricant Return Operation"
REMOVAL
1.
Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
.
2.
Remove front bumper fascia assembly. Refer to
EXT-15, "Removal and Installation"
3.
Clean refrigerant pressure sensor and its surrounding area, and then remove dust and rust from refriger-
ant pressure sensor.
CAUTION:
Be sure to clean carefully.
4.
Disconnect refrigerant pressure sensor harness connector.
5.
Use a adjustable wrench or other tool to hold the refrigerant pressure sensor mounting block, and then
remove the refrigerant pressure sensor from high-pressure pipe 1.
CAUTION:
• Never damage high-pressure pipe 1.
• Cap or wrap the joint of the A/C piping 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-ring with new one. Then apply compressor oil to them when installing.
• Check for leakages when recharging refrigerant. Refer to
.
JMIIA3737ZZ
JMIIA3741ZZ
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