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5. Remove the pulley using suitable tool (A). CAUTION:
To prevent deformation of th e pulley groove, the puller
claws should be hooked un der the pulley groove and not
into the pulley groove.
6. Remove the three magnet coil screws using a suitable tool and remove the magnet coil.
INSPECTION
Clutch Disc
If the contact surface shows si gns of damage due to excessive heat,
replace clutch disc and pulley.
Pulley
Check the appearance of the pulley assembly. If contact surface of pulley shows signs of excessive grooving,
replace clutch disc and pulley. The contact surfaces of the pulley assembly should be cleaned with a suitable
solvent before reinstallation.
Coil
Check magnet coil for loose connections or any cracked insulation.
INSTALLATION
1. Install the magnet coil. CAUTION:
Be sure to align the magnet co il pin with the hole in the
compressor front head.
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WHA212
WHA183
WHA213
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HA-34
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COMPRESSOR
2. Install the pulley assembly using Tool and a wrench, then installthe snap ring using a suitable tool.
3. Install the clutch disc on the compressor shaft, together with all the original shim(s) using a suitabl e tool. Press the clutch disc in
by hand.
4. Install the clutch pulley bolt while using Tool to prevent the clutch
disc from turning and tighten the bolt to specification.
CAUTION:
After tightening the clutch pu lley bolt, check that the clutch
pulley rotates smoothly.
5. Check the pulley clearance all the way around the clutch disc as shown.
6. If the specified clearance is not obtained, replace the adjusting spacer to readjust.
7. Install the compressor. Refer to HA-31, "Removal and Installa-
tion for Compressor".
Tool number : — (J-38873-A)
WJIA1016E
WHA184
Tool number : — (J-44614)
WHA229
Clutch disc-to-pulley clearance : 0.3 - 0.6 mm
(0.012 - 0.024 in)
WHA194
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COMPRESSORHA-35
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BREAK-IN OPERATION
When replacing compressor clutch assembly, always conduct the break-in operation. This is done by engag-
ing and disengaging the clutch about 30 times. Break-in operation raises the level of transmitted torque.
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HA-36
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LOW-PRESSURE FLEXIBLE HOSE
LOW-PRESSURE FLEXIBLE HOSE
Removal and Installation for Low-Pressure Flexible HoseINFOID:0000000003775311
REMOVAL
1. Remove the engine air cleaner and air ducts. Refer to EM-25, "Removal and Installation".
2. Discharge the refrigerant. Refer to HA-20, "HFC-134a (R-134a) Service Procedure"
.
3. Remove the low-pressure flexible hose. CAUTION:
Cap or wrap the joint of the pipe with suitable mate rial such as vinyl tape to avoid the entry of air.
INSTALLATION
Installation is in the reverse order of removal.
Refer to HA-29, "Component"
.
CAUTION:
Replace the O-ring of the low-pr essure flexible hose with a new one, then apply compressor oil to it
when installing it.
After charging refrigerant, check for leaks.
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LOW-PRESSURE PIPEHA-37
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LOW-PRESSURE PIPE
Removal and Installation for Low-Pressure PipeINFOID:0000000003775312
REMOVAL
1. Discharge the refrigerant. Refer to HA-20, "HFC-134a (R-134a) Service Procedure".
2. Remove the cowl top and the cowl top extension. Refer to EXT-18, "Removal and Installation"
.
3. Remove the low-pressure pipe. CAUTION:
Cap or wrap the joint of the pipes with suitable material such as viny l tape to avoid the entry of air.
INSTALLATION
Installation is in the reverse order of removal.
Refer to HA-29, "Component"
.
CAUTION:
Replace the O-ring of the high/low-pressure pipe with a new one, then apply compressor oil to it
when installing it.
After charging refrigerant, check for leaks.
Removal and Installation for Rear High- and Low-Pressure A/C and Heater Core Pipes
INFOID:0000000003775313
REMOVAL
1. Discharge the refrigerant from the A/C system. Refer to HA-20, "HFC-134a (R-134a) Service Procedure".
2. Drain the coolant from the engine cooling system. Refer to CO-11, "Changing Engine Coolant"
.
3. Disconnect the underfloor rear heater hoses (1 and 2) from the rear heater pipes underneath the vehicle.
: Front
4. Remove the rear high- and low-pressure pipes bolt (A) to dis- connect the rear high- and low-pressure pipes from the under-
floor rear high- and low-pressu re pipes underneath the vehicle.
CAUTION:
Cap or wrap the joint of the pipes with suitable material
such as vinyl tape to avoid the entry of air.
5. Remove the rear high- and low-pressure pipes nuts (B).
NOTE:
The remaining steps are performed inside the rear luggage area of the vehicle.
6. Remove the luggage side finisher lower RH. Refer to INT-19, "Removal and Installation"
.
7. Disconnect the rear heater core hoses (1 and 2) from the rear heater core (3).
: Front
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HA-38
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LOW-PRESSURE PIPE
8. Remove the rear high- and low-pressure pipes bracket bolt (A)to release the bracket.
Rear blower motor (1)
: Front
9. Remove the rear high- and low-pressure pipes bolt (A) to dis- connect the rear high- and low-pressure pipes from the rear
expansion valve (1).
: Front
CAUTION:
Cap or wrap the joint of the pipes with suitable material
such as vinyl tape to avoid the entry of air.
10. Disconnect the following electrical connectors: Rear air mix door motor (1)
Rear variable blower control (2)
Rear blower motor (3)
: Front
11. Disconnect the ducts from the rear heater and cooling unit assembly. Refer to HA-29, "Component"
.
12. Remove the rear heater and cooling unit assembly. CAUTION:
Cap or wrap the joint of the pipes with suitable material such as viny l tape to avoid the entry of air.
13. Remove the rear high- and low-pressure A/C pipes.
INSTALLATION
Installation is in the reverse order of removal.
Refer to HA-29, "Component"
.
CAUTION:
Replace the O-rings on the rear high- and low-pr essure A/C pipes with a new ones, then apply com-
pressor oil to them for installation.
After charging the refrigerant, check for leaks.
Removal and Installation for Underfloor Rear High- and Lo w-Pressure A/C and Heater
Core Pipes
INFOID:0000000003775314
REMOVAL
1. Drain the engine coolant. Refer to CO-11, "Changing Engine Coolant".
2. Disconnect the battery negative terminal.
3. Disconnect the generator harness.
4. Discharge the refrigerant. Refer to HA-20, "HFC-134a (R-134a) Service Procedure"
.
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LOW-PRESSURE PIPEHA-39
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5. Remove the front and rear bumper fascia. Refer to EXT-13, "Removal and Installation" (front), EXT-15,
"Removal and Installation" (rear).
6. Reposition the front fender protec tor out of the way. Refer to EXT-23, "Removal and Installation"
.
7. Disconnect the chassis harness connector.
8. Remove the spare wheel and tire.
9. Remove the tailpipe and tailpipe hanger bracket. Refer to EX-6, "Removal and Installation"
.
10. Remove the seatbelt latch anchor. Refer to EX-6, "Removal and Installation"
.
11. Remove the front floor heat shield.
12. Disconnect each end of the underfloor rear high- and low-pressure A/C and heater core pipes. Refer to
HA-29, "Component"
.
CAUTION:
Cap or wrap the joint of the pipes with suitable material such as viny l tape to avoid the entry of air.
13. Set two suitable jacks at the RH body mount points to support the vehicle body when it is separated from the RH side of the frame.
14. Remove the RH body mount bolts. Refer to BRM-6, "Body Mounting"
.
15. Use the vehicle hoist to lower the RH side of the frame from the RH side of the body [approximately 305
mm (12 in)] until there is suffici ent clearance to remove the underfloor rear high- and low-pressure A/C
and heater core pipes from between the body and the frame.
16. Remove the underfloor rear high- and low-pressure A/ C and heater core pipes from the back of the vehi-
cle.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Replace the O-rings of the underfloor rear high - and low-pressure A/C and heater core pipes with
new ones, then apply compressor oil to them for installation.
After charging refrigerant, check for leaks.
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HA-40
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HIGH-PRESSURE FLEXIBLE HOSE
HIGH-PRESSURE FLEXIBLE HOSE
Removal and Installation for High-Pressure Flexible HoseINFOID:0000000003775315
REMOVAL
1. Remove the engine under cover.
2. Remove the front LH fender protector. Refer to EXT-23, "Removal and Installation"
.
3. Remove the engine air cleaner and air ducts. Refer to EM-25, "Removal and Installation"
.
4. Discharge the refrigerant. Refer to HA-20, "HFC-134a (R-134a) Service Procedure"
.
5. Remove the high-pressure flexible hose. CAUTION:
Cap or wrap the joint of the pipe with suitable mate rial such as vinyl tape to avoid the entry of air.
INSTALLATION
Installation is in the reverse order of removal.
Refer to HA-29, "Component"
.
CAUTION:
Replace the O-ring of the high-pr essure flexible hose with a new one, then apply compressor oil to it
when installing it.
After charging refrigerant, check for leaks.
Revision: December 20092009 QX56