T26.50-0029-09
Shown on components on input side |
1 | 5th gear synchronizer ring | 19 | 4th gear synchronizer ring | |
2 | Annular spring | 20 | Annular spring | |
3 | 5th gear synchronizer cone | 21 | 4th gear synchronizer cone | |
4 | 5th and 6th gear sliding sleeve | 22 | Retaining ring | |
5 | Nut | 23 | 3rd and 4th gear sliding sleeve | |
7 | Tapered roller bearing | 24 | 3rd and 4th gear synchronizer body | |
9 | 5th and 6th gear synchronizer body | 25 | 3rd gear wheel | |
10 | 6th gear synchronizer ring | 26 | 3rd gear synchronizer ring | |
11 | Annular spring | 27 | 3rd gear synchronizer cone | |
12 | 6th gear synchronizer cone | 28 | Annular spring | |
13 | 6th gear gearwheel | 29 | 3rd gear gearwheel needle bearing | |
14 | 6th gear gearwheel needle bearing | 51 | Main shaft | |
17 | 4th gear wheel | 52 | Retaining ring | |
18 | 4th gear gearwheel needle bearing | 53 | Shim |
Shown on components on output side |
30 | Tapered roller bearing |
31 | Reverse gear synchronizer body |
32 | Reverse gear sliding sleeve |
33 | Reverse gearwheel |
34 | Reverse gear wheel needle roller bearing |
35 | Reverse gear wheel bush |
36 | Shim |
37 | 1st gear wheel |
38 | 1st gear synchronizer ring |
39 | Annular spring |
40 | 1st gear synchronizer cone |
41 | 1st gear gearwheel needle bearing |
43 | Retaining ring |
44 | 1st and 2nd gear sliding sleeve |
45 | Synchronizer body for 1st and 2nd gear |
46 | 2nd gear wheel |
47 | 2nd gear synchronizer ring |
48 | Annular spring |
49 | 2nd gear synchronizer cone |
50 | 2nd gear wheel needle roller bearing |
51 | Main shaft |
T26.50-0028-06
Danger ! | Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | |
| Disassemble/assemble | ||
1 | Remove main shaft (51) | ||
2 | Place or clamp main shaft (51) in a suitable device | ||
3 | Detach 5th and 6th gear sliding sleeve (4) with 5th gear synchronizer | The 5th gear synchronizer consists of: the 5th gear synchronizer ring (1), the annular spring (2) and the 5th gear synchronizer cone (3). | |
Installation: When the main shaft (51) is assembled, the wide collar on the 5th and 6th gear sliding sleeve (4) must point in the direction of the 6th gear gearwheel (13). | |||
4 | Unlock and unscrew nut (5) | The nut (5) has a left-hand thread. | |
Assembly: Replace the nut (5). | |||
Nut on main shaft | |||
5 | Pull off tapered roller bearing (7) using a commercially available three-arm puller | Assembly: Heat the inner race of the tapered roller bearing (7) to approx. 140 °C using a commercially available hot plate and push onto the main shaft (51). | |
6 | Mark installation position of 5th and 6th gear synchronizer body (9) and detach | Assembly: Pay attention to marking. | |
7 | Detach 6th gear wheel (13) with 6th gear synchronizer | The 6th gear synchronizer consists of: the 6th gear synchronizer ring (10), the annular spring (11) and the 6th gear synchronizer cone (12). | |
8 | Detach 6th gear gearwheel needle bearing (14) | Assembly: Oil the needles of the 6th gear gearwheel needle bearing (14). | |
9 | Detach circlip (52) and remove spacer washer (53) | Assembly: Check the play of the retaining ring (52) in the radial groove of the main shaft (51) using a commercially available feeler gauge. Aim for a setting without play. | |
Play of locking ring in annular groove on main shaft | |||
10 | Detach 4th gear wheel (17) together with 4th gear synchronizer | The 4th gear synchronizer consists of: the 4th gear synchronizer ring (19), the annular spring (20) and the 4th gear synchronizer cone (21). | |
11 | Detach 4th gear gearwheel needle bearing (18) | Assembly: Oil the needles of the 4th gear gearwheel needle bearing (18). | |
12 | Detach 3rd and 4th gear sliding sleeve (23) | Assembly: When the main shaft (51) is assembled, the wide collar on the 3rd and 4th gear sliding sleeve (23) must point in the direction of the 3rd gear gearwheel (25). | |
13 | Detach retaining ring (22) | Assembly: Check the play of the retaining ring (22) in the radial groove of the main shaft (51) using a commercially available feeler gauge. Aim for a setting without play. | |
Play of locking ring in annular groove on main shaft | |||
14 | Mark installation position of 3rd and 4th gear synchronizer body (24) and detach | If the 3rd and 4th gear synchronizer body (24) is firmly seated, pull it off using a commercially available three-arm puller. To do this, fit the three-arm puller on the 3rd gear gearwheel (25). | |
Assembly: Pay attention to marking. | |||
15 | Detach 3rd gear wheel (25) with 3rd gear synchronizer | The 3rd gear synchronizer ring (26) is installed on the 3rd gear gearwheel (25). | |
16 | Detach 3rd gear gearwheel needle bearing (29) | Assembly: Oil the needles of the 3rd gear gearwheel needle bearing (29). | |
17 | Pull off tapered roller bearing (30) using a commercially available three-arm puller | Assembly: Heat the inner race of the tapered roller bearing (30) to approx. 140 °C using a commercially available hot plate and push onto the main shaft (51). | |
18 | Remove reverse gear gearwheel (33) | ||
19 | Detach reverse gear synchronizer body (31) from reverse gear gearwheel (33) | ||
20 | Mark installation position of reverse gear sliding sleeve (32) and detach from reverse gear synchronizer body (31) | Assembly: Pay attention to marking. | |
21 | Detach reverse gear gearwheel needle bearing (34) | Assembly: Oil the needles of the reverse gear gearwheel needle bearing (34). | |
22 | Fit a commercially available three-arm puller on 1st gear gearwheel (37) and pull off 1st gear gearwheel (37) together with reverse gear gearwheel bushing (35) and spacer disk (36) | If the reverse gear gearwheel bushing (35) is difficult to remove | |
| |||
Heat the reverse gear gearwheel bushing (35) with a commercially available heat gun. | |||
23 | Detach 1st gear gearwheel needle bearing (41) | Assembly: Oil the needles of the 1st gear gearwheel needle bearing (41). | |
24 | Detach 1st gear synchronizer | The 1st gear synchronizer consists of: the 1st gear synchronizer ring (38), the annular spring (39) and the 1st gear synchronizer cone (40). | |
25 | Detach 1st and 2nd gear sliding sleeve (44) | Assembly: When the main shaft (51) is assembled, the wide collar on the 1st and 2nd gear sliding sleeve (44) must point in the direction of the 1st gear gearwheel (37). | |
26 | Detach retaining ring (43) | Assembly: Check the play of the retaining ring (43) in the radial groove of the main shaft (51) using a commercially available feeler gauge. Aim for a setting without play. | |
Play of locking ring in annular groove on main shaft | |||
27 | Mark installation position of 1st and 2nd gear synchronizer body (45) and detach | Assembly: Pay attention to installation position. | |
28 | Detach 2nd gear synchronizer | The 2nd gear synchronizer consists of: the 2nd gear synchronizer ring (47), the annular spring (48) and the 2nd gear synchronizer cone (49). | |
29 | Detach 2nd gear gearwheel (46) | ||
30 | Detach 2nd gear gearwheel needle bearing (50) | Assembly: Oil the needles of the 2nd gear gearwheel needle bearing (50). | |
31 | Press 1st gear synchronizer ring (38) off 1st gear gearwheel (37), and press annular spring (39) off 1st gear synchronizer ring (38) and remove | ||
32 | Detach 1st gear synchronizer cone (40) from 1st gear synchronizer ring (38) | ||
33 | Press 2nd gear synchronizer ring (47) off 2nd gear gearwheel (46), and press annular spring (48) off 2nd gear synchronizer ring (47) and remove | ||
34 | Detach 2nd gear synchronizer cone (49) from 2nd gear synchronizer ring (47) | ||
35 | Press annular spring (28) off 3rd gear synchronizer ring (26) and remove | ||
36 | Detach 3rd gear synchronizer cone (27) from 3rd gear gearwheel (25) | ||
37 | Press 4th gear synchronizer ring (19) off 4th gear gearwheel (17), and press annular spring (20) off 4th gear synchronizer ring (19) and remove | ||
38 | Press annular spring (2) off 5th gear synchronizer ring (1) and remove | ||
39 | Detach 5th gear synchronizer cone (3) from 5th gear synchronizer ring (1) | ||
40 | Press 6th gear synchronizer ring (10) off 6th gear gearwheel (13), and press annular spring (11) off 6th gear synchronizer ring (10) and remove | ||
41 | Detach 6th gear synchronizer cone (12) from 6th gear synchronizer ring (10) | ||
42 | Clean all components and check for wear and condition | If there are problems | |
| |||
Replace affected component. | |||
43 | Assemble in the reverse order |
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