Page 23 of 484
MT-4GearboxDismantle of Gear Box
3. Tear down the shifting ball of gear change lever
Loose the locking nuts by dextroroting the ball.
4. Tear down the glove box
Dismantle the four bolts of the glove box and put the glove box
into the suitable place.
5. Tear down the dust cover.
6. Tear down the gear change lever.
7. Raise the vehicle to discharge the oil in gearbox.
Warning: the reliability of vehicle shall be verified.
8. Tear down the drive shaft.
(See page PR-5)
9. Tear down the odometer sensor and the plugging
elements of backup switch
10. Tear down the vent pipe.
Tear down the heading exhaust pipe from branch exhaust pipe
Dismantle of gearbox
1. Disconnect the cathode wire from the cathode of storage
cell.
2. Tear down the setting bolts of fan cover.
Tear down 4
Page 24 of 484
MT-5GearboxDismantle of Gear Box
4WD
11. Tear down the wheel-brake cylinder of clutch.
(a) Dismantle the setting bolts of the wheel-brake cylinder of
clutch with spanner.
(b) Hang the wheel-brake cylinder with a thread on the side
of engine without oscillation.
Remark: Do not disconnect the pipeline of the wheel-brake
cylinder.
12. Tear down the pawl washer and bracket of the rear part
of gearbox:
Two-wheel driving:
(a) Dismantle the four bracket bolts (skip over this process
for the wielding structure).
(b) Lift the engine with jack to raise the gearbox a little.
(c) Dismantle the pawl washer from the rear part of gearbox.
Four-wheel driving:
Dismantle the bolts from the pawl washer and bracket of the
rear part of gearbox to tear down the pawl washer and bracket.
13. Insert the wooden plate between the bottom frame and
the beam.
Page 25 of 484
MT-6GearboxDismantle of Gear Box
4WD14. Dismantle the eight bolts that fasten the beam of gearbox.
15. Tear down the starter
Put the starter on the side of engine.
16. Dismantle the bolts of clutch frame and bracket (wrapping
angle).
17. Tear down the remaining bolts of gear box
18. Tear down the gear box
(a) Pull out the gear box in backward direction;
(b) Put down the engine at the front and tear down the
gearbox from the vehicle.
Notice: be careful not to damage the dust cover of
expansion shell.
Page 26 of 484
MT-7Gear BoxMount of Gear Box
Mount of gear box
1. Put down the gearbox at the mounting place.
2. Mount the bolts of gearbox, clutch bracket and starter.
Tightening moment:
(a) Setting bolt of gear box (8210)Nm
(b) Enforcement plate bolt (375)Nm
(c) starter bolt (395)Nm
Notice: the bolts of gear box and clutch shall be mounted
with the clutch pipe clip together.
3. Mount the pawl washer and bracket of gearbox
Two-gear driving:
(a) Mount the gearbox pawl washer and fasten the relative
bolts.
Tightening moment: 233)Nm
(b) Lift the rear part of engine with jack and wooden block so
that the gearbox is raised a little.
(c) Mount the bracket of gear box on beam and fasten the
relevant bolts (this process may skip over in wielding
structure)
Tightening moment(233)Nm
(d) Connect the gearbox bracket and supporter with bolts,
then tighten the bolts.
Tightening moment: (233)Nm
Page 27 of 484
MT-8Gear BoxMount of Gear Box
4WD:
(a) Mount the bracket and supporter of leg washers of rear
engine in 4WD vehicle;(SF)
(b) Mount and tighten the third beam of 4WD vehicle. (SF)
4. Remove the wooden spill.
5. Mount exhaust pipe.
Mount the exhaust pipe on the branch exhaust pipe.
Tightening moment(623)Nm
6. Mount the wheel-brake cylinder of clutch.
Tightening moment(182)Nm
7. Mount odometer sensor and plugging elements of backup
switch.
8. Connect the drive shaft.
(See page PR-12)
9. Add oil into the gearbox.
Lubricating oil grade: GL-5 85W/90
Volume: 2.4L(dry)
Remark: the Tightening moment of oil filling/draining
plug: (3050)Nm
4WD
4WD
Page 28 of 484
MT-9Gear BoxMount of Gear Box
10. Drop the vehicle.
11. Mount the dust cover and gear change lever.
12. Mount storage box.
13. Mount the manual ball, and
14. Mount the fan cover and fasten the bolts.
Mount on them and screw up the four bolts.
15. Connect the cell cable to the cathode of storage cell; and
16. Conduct the load test
Check whether there is abnormal noise and whether the
operation is stable.
Page 29 of 484
MT-10GearboxDisassembly of Gear Box
Disassembly of Gear Box
1. Tear down the separation toggle fork and separation
bearing.
2. Tear down the backup switch, the driven gear of
speedometer.
3. Tear down the clutch from the gearbox frame.
Take apart the nine boits.
4. Tear down bolts of locating spring of the five-speed
toggle fork, locating spring and locking ball.
(a) Dismantle the bolts from the rear cover with the torque
socket spanner.
(b) Take out the spring and locking ball with magnetic rod.
5. Tear down the operating seat of gear change lever.
(a) Dismantle the setting bolts of the operating seat of gear
change lever.
(b) Take away the operating seat lightly and put it at the
suitable place.
6. Tear down axial locating pin assembly of shifting gear.
7. Tear down the fastening nuts of extension frame.
(a) Tear down the fixing bolts of gearshift shaft.
(b) Tear down the fastening nuts of expansion shell.
Page 30 of 484
MT-11GearboxDisassembly of Gear Box
(c) Dismantle the nuts of the four-gear driven extension fram.
(d) Tap the extension frame lightly with rubber hammer to tear
down the selective gearshift shaft and selective rocker
arm.
8. Tear down front cover.
Dismantle the eight bolts and front cover and axial oil seal.
9. Tear down the input shaft, axial/bearing open ring and
countershaft bearing open ring.
10. Dismantle the gearbox frame from the central link plate,
(a) Put the gearbox straightly as shown in the drawing.
(b) Tap out the gearbox frame out carefully with the rubber
hammer. And
(c) Pull out the gearbox frame out from the central link plate
as the drawing shows
4WD