GREAT WALL SO COOL 2006 Service Manual

SA-50
(c) Tear down the split pin and groove nut from the position
where the lower ball stud.
(d) Tear down the steering knuckle from the position where
the lower ball stud with the special service tool, and
(e) Press down the lower arm to tear down the steering
knuckle.
7. Tear down the Lower ball stud assembly from the posi-
tion where the steering knuckle locates.
Steering knuckle inspection and change
Inspection on and Change of Steering
knuckle
1. Check the steering knuckle
Check the steering knuckle with the dye penetration agent to
see weather has crack, if any crack is found, change the
steering knuckle.
2. Tear down the inner oil seal

drive shaft and the thrust
plate

steering knuckle.
Prize out the inner oil seal

drive shaft from the steering
knuckle with the screwdriver to take out the thrust plate


steering knuckle.
Suspension System and Automobile Axle(SF/4WD)
Front Wheel Hub and Steering Knuckle (Steering Knuckle)

SA-51
3. Tear down the needle bearing;
Tap out the steering knuckle small sleeve with hammer and
copper.
4. Tear down the needle bearing.
Tap out the needle bearing with the hammer and copper bar.
5. Mount the steering knuckle small sleeve;
Tap in the steering knuckle small sleeve with the special
service tool.
6. Mount on the needle bearing;
Tap in the needle bearing with the special service tool.
7. Mount on the thrust plate- steering knuckle;
Coat the needle roller of the needle bearing with the lithium
base grease, and plaster the lubricant on the both sides of the
thrust plate ñsteering knuckle.
Suspension System and Automobile Axle(SF/4WD)
Front Wheel Hub and Steering Knuckle (Steering Knuckle)

SA-52
8. Mount the inner oil seal óon the steering knuckle.
Check the oil seal visually, if any deformation or glue lack is
found, change the oil seal
Mount of Steering Knuckle
1. Mount the lower ball stud on the steering knuckle;
Connect the lower ball stud and the steering knuckle with
bolts, and screw up the bolts according to the specified torque.
Fastening torque
(70-90)N
m
2. Mount on the steering knuckle
(a) Coat the lubricant HP-R on the drive shaft.
(b) Press down the lower arm to mount on the steering
knuckle.
(c) Mount on the groove nut of lower ball stud and screw up
the nut according to the specified torque, and then mount
on the split pin.
Fastening torque
(132-152)N
m
(d) Mount on the groove nut of upper ball stud and screw up
the nut according to the specified torque, and then mount
on the split pin.
Fastening torque
(132-152)N
m
Suspension System and Automobile Axle (SF/4WD)
Front Wheel Hub and Steering Knuckle (Steering Knuckle)

SA-53
3. Mount the stabilizer rod on the lower arm.
Fastening torque
(20-26)N
m
4. Mount the vibration damper on the lower arm.
Fastening torque
(127-147)N
m
5. Mount the steering knuckle arm and the brake oil pipe
bracket on the steering knuckle, and coat the sealing
agent 1271 on the bolt thread.
Fastening torque
180N
m
6. Mount on the dust cover and the brake shell.
Align the locating hole of dust cover and the groove of the
steering knuckle so as to guarantee the dust cover and the
steering knuckle are concentric.
Fastening torque
(25-29)N
m
7. Mount the front wheel hub and the front brake disc as well
as the brake caliper.
8. Check the height of the brake liquid level and, if required,
add the brake liquid, exhaust the gas of the braking
system.
Suspension System and Automobile Axle (SF/4WD)
Front Wheel Hub and Steering Knuckle (Steering Knuckle)

SA-54
Constant Speed Drive Shaft
Element figure
Suspension System and Automobile Axle (SF/4WD)
Constant Speed Drive Shaft
axially movable three-ball
universal joint
triangular joint
mobile joint
snapping ring
extensible-end large
gripping hoop
extensible-end
dust cover
extensible-end small
gripping hoop
shaf
fixed-end small gripping hoop
fixed-end large gripping hoopfixed-end dust cover
steel retainer ring
ball-cage type universal joint
inner oil seal- drive shaft
front drive axle shaft
sleeve assembly



Parts that cannot be reused after being used
N
M
specified torque
SF4WD
front speed reducer and
differential assembly
constant speed
drive shaft

SA-55
3. Tear down the retainer ring from the drive shaft with the
calipers, and take down the washer-steering knuckle
shaft spline.
4. Tear down the front wheel hub and the steering knuckle
together.
5. Screw off the nuts that connect the constant speed drive
shaft to take down the constant speed drive shaft.
6. Check and repair the constant speed drive shaft
Inject the molybdenum disulphide lithium grease of 100-110
g in the end of ball-cage type universal joint and the end of
axially movable tripod universal joint.
The ball-cage type universal joint and the axially movable
tripod universal joint should swing freely, and no clipping
stagnant is allowed. The dust cover should be prevented from
deformation and every gripping loop shall be clamping tightly.
Disassembly of Constant Speed Driving
Shaft
1. Tear down the brake caliper.
2. Tear down the free hub Suspension System and Automobile Axle (SF/4WD)
Constant Speed Driving Shaft

SA-56
Mount of Constant Speed Drive Shaft
1. Mount the constant speed drive shaft on the flanges of
the long and short axle shafts.
2. Mount on the front wheel hub and the steering knuckle.
3. Mount on the washer-steering knuckle shaft spline, and
then use the caliper to mount on the retainer ring.
4. Mount on the free hub.
5. Mount on the brake caliper.
Suspension System and Automobile Axle (SF/4WD)
Constant Speed Driving Shaft

SA-57
1. Support up the front of vehicle to tear down the front
wheel and the steering knuckle.
2. Drain off lubricant in the front speed reducer.
3. Disconnect the front speed reducer flange and the drive
shaft.
Notice: Mark the assembly marks on the speed reducer
and the drive shaft before disconnecting them.
4. Tear down the front speed reducer.
5. Tear down the flange and dust cover:
(a) Loosen the riveted position on main-tooth nut with the
hammer and chisel.
Front Speed Reducer
Change of driving bevel gear oil seal of front speed reducer
front speed reducer and
differential assembly
oil-guard tray

driving bevel gear oil seal
flange and dust cover
140-210


Parts that cannot be reused after being used
specified torque
N
M
main-tooth nut
Suspension System and Automobile Axle (SF/4WD)
Front Speed Reducer (Change of Driving Bevel Gear Oil Seal of Front Speed Reducer)

SA-58
(b) Lock the flange with special service tool to tear down the
main-tooth nut.
7. Tear down the inner race of conical roller bearing;
If the bearing is damaged, change a new bearing.
8. Mount the new bearing.
6. Tear down the driving bevel gear oil seal and oil-guard
tray:
(a) Tear down the driving bevel gear oil seal with special
service tool.
(b) Tear down the oil-guard tray. (c) Tap down the flange and dust cover with copper bar.
Suspension System and Automobile Axle (SF/4WD)
Front Speed Reducer (Change of Driving Bevel Gear Oil Seal of Front Speed Reducer)

SA-59
12. Rivet the main-tooth nut.
10. Mount the flange and dust cover:
(a) Encase the flange and dust cover in the front speed
reducer shell through the clinch of oil seal.
(b) Lock the flange with the special service tool and screw up
the nuts according to the specified torque.
Fastening torque
(140-210)N
m
11. Adjust the preload of driving bevel gear bearing
Measure the play preload between the driving bevel gear and
the driven bevel gear with the torque tester.
Preload:(1.8-2.4)N
m
Remark: if the requirement is not satisfied, change the
adjusting washer between the adjusting washer jackets and
bearing 32307, see the disassembly and assembly for front
speed reducer, until the requirement is satisfied.
(a) If the preload is larger than the specified value, change
with a thicker adjusting washer;
(b) If the preload is smaller than the specified value,
change with a thinner adjusting washer.
9. Mount the new driving bevel gear oil seal:
(a) Encase the oil-guard tray.
(b) Press the new oil seal in the speed reducer shell with the
special service tool; the mounted oil seal should be 1.5
mm away from the end face of the housing.
Notice: Coat the lithium base grease evenly on the lips of
oil seal.


Suspension System and Automobile Axle (SF/4WD)
Front Speed Reducer (Change of Driving Bevel Gear Oil Seal of Front Speed Reducer)