Great Wall service chassis and body Manual - part 7

MT-16

 Gearbox

 Disassembly of Gear Box

22. Tear down the reverse rocker arm bracket

Dismantle the two bolts and the reverse rocker arm bracket.

23. Tear down the reverse idle gear and reverse idle gear

axle

(a)  Dismantle the setting bolts of idle gear and the pressing

plate of reverse idle gear axle.

(b)  Dismantle the reverse idle gear and the reverse idle gear

shaft.

24. Take down the bearing baffle of the output shaft.

(a) Dismantle the four bolts with torque socket spanner.

(b) Take down the bearing baffle of the output shaft.

25. Dismantle the intermediate-gear shaft.

(a)  Pry out the split ring of the rear bearing of the intermediate-

gear shaft with the split-ring-type pliers.

MT-17

 Gearbox

 Disassembly of Gear Box

SST

push down

to close

(b) Taker apart the rear bearing of intermediate shaft with

SST tool and wrench.

(c) Take down the intermediate shaft.

26. Tear down the input shaft

Tear down the bearing with 13 needles and synchronizing ring

from the input shaft.

27. Tear down the output shaft

(a)   Dismantle the stop ring from the output bearing with split-

ring-type pliers.

(b)   Tap lightly the central link plate with rubber hammer while

pulling the output shaft manually to tear down the output

shaft.

28. Check the back-up lamp switch

Check the terminal connection, when the switch is pressed

down, as shown in the drawing, it is connected, otherwise is

disconnected, in case the switch is not in conformity with this,

it shall be changed.

MT-18

Gearbox

 Input Shaft Assembly (Element Drawing, Inspection On Synchronizing Ring, and BearingChange)

Input Shaft Assembly

Inspection  on Synchronizing Ring

1.

Run the synchronizing ring and put it into the assembly

to check its stopping performance

2. Check the clearance between the rear face of

synchronizing ring and the gear.

Standard clearance:

Tung tooth

(1
1.6)mm

Upper tooth

(1.5
1.8)mm

Limit clearance

0.8mm

Bearing Change

1.

Tear down the input shaft bearing with the pressure

machine.

retainer ring

bearing stop ring

bearing

input shaft

needle bearing

synchronizing ring

element drawing

MT-19

Gearbox

 Input Shaft Assembly (Bearing Change)

ppq

2.

Mount the new bearing with pressure machine and SST.

3.

Select the retainer ring to obtain the minimum axial clearance

4.

Mount the retainer ring with the split-ring-type pliers.

   5.

Mount the retainer ring with the split-ring-type pliers.