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c. Press down the upper arm and connect the upper ball pin to the
steering knuckle. Install and tighten the nut to the specified
torque.
Tightening force: 145
15Nm
d. Install the new split pin.
Remarks: It should align the notch of nut with the pinhole when
install the split pin; the nut can be tightened but not
loosedduringthealignment.
e. Install and tighten the lower ball pin nut to specified torque.
Tightening force: 230
20Nm
f. Install the new split pin.
Remarks: It should align the notch of nut with the pinhole when
install the split pin; the nut can be tightened but not
loosedduringthealignment.
2. Connect the stabilizer bar to the lower arm
Support the lower arm by jack; use the inner hexagon spanner to fix
the ball pin and tighten the self-locking nut to specified torque.
Tightening force: 63
5Nm
3. Connect the steering cross rod to the steering
knuckle arm
a. Tighten the slotted nut according to the specified torque.
Tightening force: 170
15Nm
b. Install the new split pin.
Remarks: It should align the notch of nut with the pinhole when
install the split pin; the nut can be tightened but not
loosedduringthealignment.
4. Install the brake cover
Tightening force: 233Nm
5. Install the front hub and disc brake
(Refer to section “Front Hub”)
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clip
Front suspension (4WD)
N m: specified torque
Used component which can not be used any more.
Pregummed component
rubber sleeve
front shaft of
lower arm
disk shim
fill blockshimfill blockdisk shim
shock Absorber
front hub and steering
knuckle assembly
split pin
lower ball pinadjusting bolt
lower adjusting block
fixed arm
upper
adjusting
block
l ower arm
rear shaft of lower arm
Torsion base
torsion
bar
lower arm long bushsplit pin
upper ball pin
upper arm
shim
upper arm bush
upper arm shaft
upper arm bush
shim
front stabilizer bar
flat shim
connecting rod of stabilizer bar
flat shim
lower arm short bush
eccentric shim
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Ball pin
Check of ball pin
1. Check the lower ball pin for loose
a. Raise the front of the car by jack and support it by the frame.
b. Ensure the front wheel is in straight advancing position and step
down the brake pedal.
c. Move the arm upwardly and downwardly; check
the clearance of lower ball pin.
Max. vertical clearance: 0mm
2. Check the upper ball pin for loose move the wheel
upwardly and downwardly and check the gap of
upper ball pin.
Max. vertical clearance: 0mm
3. Check the rotation of ball pin
a. Remove the ball pin.
b. Shown as figure, shake the ball pin stud forwardly and backwardly
for several times before install the nut
c. Rotate the nut continuously by torsion meter and 2-4s for a
cycle; record the readout of torsion meter in the fifth cycle.
Tightening torque (for rotary):
Lower ball pin 0.1
4Nm
Upper ball pin 0.1
4Nm
Disassembly of ball pin
1. Remove the steering knuckle and front hub assembly
(Refer to section “Front Hub and Steering Knuckle”)
2. Remove the lower ball pin form the lower arm
3. Remove the upper ball pin from the upper arm
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Installation of ball pin
1. Install the upper ball pin on the upper arm
Tightening force: 785Nm
2. Install the lower ball pin on the lower arm
Tightening force: 14010Nm
3. Install the steering knuckle and front hub assembly
(Refer to section “Front Hub and Steering Knuckle”)
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Torsion bar spring
Disassembly of torsion bar spring
1. Make the assembly mark on the torsion bar spring,
torsion base and adjusting arm
2. Measure the length A of extension section of bolt
according to the length shown in figure.
Remarks: The measuring value is for reference when adjust the
ground clearance of chassis.
3. Loose the adjusting bolt until the torsion bar spring
has not the tension.
4. Remove the fixed arm and torsion bar spring
Installation of torsion bar spring
Remarks: There are the L and R indication marks, which must not
be exchanged on the rear end of the torsion bar spring. Mark L
means the left while R for right
1. For reused torsion bar spring
a. Cost the spline of torsion bar spring with grease thin.
b. Align the assembly mark and install the torsion bar spring on the
torsion bar.
c. Align the assembly mark and install the adjusting arm on the
torsion bar spring.
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d. Tighten the adjusting bolt and make the extension length of the
bolt equal to the value before disassembly.
2. For new torsion bar spring
a. Remove the wheel.
b. Coat the spline of torsion bar spring with thin grease.
c. Install the torsion bar spring on the torsion bar base.
d. Lower the lower arm to the lower limitation position; install
the adjusting arm in the torsion bar spring with the angle that
the adjusting bolt just can be screwed on the upper adjusting
block.
Remarks: It can repeat for several times until proper when
adjust the angle.
e. Tighten the adjusting bolt to the specified torque.
Nut tightening limitation: A is about 20-35mm; if A>35mm,
then it is adjusted through height of adjusting arm.
f. Install the wheel; remove the bracket; bounce the vehicle for
several times to make the suspension enters into the stable
status.
g. Rotate the adjusting bolt and adjust the ground clearance of
chassis (Refer to 4-Wheel Alignment).
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Lower suspension arm
Disassembly of lower suspension arm
1.The disassembly of the front hub and steering knuckle
assembly includes the removal of vibration damper,
stabilizer bar and steering cross rod.
(Refer to the section “Front Hub and SteeringKnuckle”)
2. Disassembly of torsion bar spring
(Refer to section “Torsion Bar Spring”)
3. Remove the front shaft of lower arm
a. Make the assembly mark on the adjusting cam
b. Remove the nut and front shaft of lower arm.
4. Screw off the rear shaft of lower arm
Screw off the nut; remove the rear shaft of lower arm shaft and
remove the lower suspension arm.
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Replacement of bush of lower suspension arm
1. Remove the short bush of lower suspension arm
Use the special tools to press out the short bush form
the lower arm.
2. Installation of short bush of lower suspension arm
Use the special tools to press the new short bush into
the lower arm
Remarks: Do not coat the bush with the grease.
3. Removal of long bush of lower suspension arm Use
the special tools to remove the long bush.
special tools
special tools
4. Install of long bush of lower suspension arm Use
the special tools to install the new bush.
Remarks: Do not coat the bush with the grease.
special tools
special tools