Great Wall service chassis and body Manual - part 40

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)