Dongfeng DFA1101GZ5AD6J-907. Manual - part 33

Transmission

MT-14

Transmission countershaft, reverse gear shaft

Usually, the countershaft need not to be disassembled, unless the gear worn or damaged and it is necessary to

replace, then you need to do the disassembly.

1.Snap ring for shaft
2.Countershaft front roller bearing
3.Constant mesh gear thrust shim
4.Countershaft constant mesh gear
5.Countershaft 6th gear sleeve
6.Countershaft 4th gear lock ring
7.Countershaft 5th gear
8.Countershaft 4th gear
9.Sleeve

10.Countershaft 3rd gear
11.Key
12.Key
13.Woodruff key
14.Transmission countershaft
15.Countershaft rear roller bearing
16.Steel ring for shaft
17.Lock nut washer
18.Lock nut lock spacer

19.Lock nut
20.Reverse gear
21.Reverse gear needle bearing
22.Reverse gear shaft
23.O-ring
24.Reverse shaft lock spacer
25.Spring washer
26.Hex bolt

Transmission

MT-15

1.Take down the elastic ring and spacer sleeve;

2.Remove the roller bearing;

3.Make use of the oil pressure machine to press out the

gear which fixed by keys, and remove the spacer
sleeve at the same.

Note:
When pressing the countershaft, don't let it fall

down.

Transmission

MT-16

Transmission cover

1.Controlling shaft
2.Oil seal
3.Top cover
4.Plain washer
5.Spring washer
6.Hex bolt
7.Vent plug assy
8.Snap ring for shaft
9.Washer
10.Cup spacer
11.Pin
12.O-ring
13.Gear select rocker arm 
assy
14.Gear shift lever
15.Balancing spring --
gear select

16.Steel ball
17.Damping spring--
reverse gear
18.Lock shim--spring seat
19.Damping spring seat--
reverse gear
20.Top cover spacer
21.Lock transmission fork 
shaft spring
22.Steel ball
23.Limiting stop pilot bolt
24.Spring washer
25.Switch assy
26.Spacer
27.Steel ball
28.Reverse shift fork

29.Reverse gear guide 
block
30.Steel wire rope
31.Reverse gear fork shaft
32.Steel wire rope
33.1st, 2nd gear fork
34.Gear fork catch bolt
35.1st, 2nd gear fork shaft
36.1st, 2nd gear guide 
block
37.3rd, 4th gear fork shaft
38.Interlock pin
39.Steel ball
40.3rd, 4th gear fork
41.5th, 6th gear fork
42.5th, 6th gear fork shaft

43.5th, 6th gear guide 
block
44.Cotter pin
45.Safety stop pin spring
46.Safety stop pin spring
47.Spacer--transmission 
upper cover
48.Transmission upper 
cover
49.Spring washer
50.Hex bolt
51.Cup spacer

Transmission

MT-17

Gear shift shaft and fork could be moved in any sequence. But however, the interlocked pin and steel ball are

related to the transmission top cover. Therefore, if the interlocked pin is not set on the neutral position, you can't
pull down the gear shift fork shaft.

1.Take down the top cover assembly and gasket;

2.Take out the self-locked spring and steel ball;

Note:
Look out the self-locked spring and steel ball, don't

miss any of them.

3.Take down the reverse lamp switch and neutral switch,

steel ball;

4.Take down the guide bolt of the limit block;