AR26.50-W-0426A | Assembling transmission main shaft | 20.9.11 |
TRANSMISSION 715.500 /507 /510 /513 /517 /520 /527 /540
W26.50-1059-09
1 Locknut
2 Thrust plate (only with locknut (1) without collar)
3 Tapered roller bearing (pilot bearing)
4 Shim
5 Spacer ring (only for tapered roller bearing (6) without collar)
6 Tapered roller bearing
7 Thrust spring
8 Synchronizer cone
9 Synchronizer ring (only with transmission 715.500/507/510/513/517)
10 Constant speed gear 2
11 Synchronizer ring
12 Tapered roller bearing
13 Synchronizer cone
14 Thrust spring
15 Sliding sleeve
16 Retaining ring
33 Synchronizer cone
34 Needle roller bearing
35 Synchronizer ring
36 1st gear wheel
37 Reverse gear synchronizer body
38 Sliding block
39 Reverse gear shift fork
40 Sliding sleeve
41 Socket
42 Needle roller bearing
43 Reverse gearwheel
44 Tapered roller bearing
45 Spacer ring (only for tapered roller bearing (44) without collar)
46 Sun gear
47 Retaining ring
48 Clip
49 Reverse gear shift rail
17 Synchronizer body
18 Synchronizer cone
19 Thrust spring
20 Synchronizer ring
21 Gear wheel for 4th. gear (for transmission 715.520/527/540);
Gear wheel for 3rd. gear (for transmission 715.500/507/510/513/517);
22 Needle roller bearing
23 Main shaft
24 Needle roller bearing
25 2nd gear wheel
26 Synchronizer ring
27 Synchronizer cone
28 Thrust spring
29 Sliding sleeve
30 Synchronizer body
31 Retaining ring
32 Thrust spring
Modification notes
| Assembly | ||
Danger! | Risk of injury to skin and eyes caused by handling hot or glowing objects. | Wear safety gloves, protective clothing and safety glasses, if necessary. | |
1 | Check service limits between synchronizer cones and sliding sleeves | ||
Feeler gauge | |||
2 | Clamp main shaft (23) into tensioning device | Tensioning device | |
3 | Push 2nd gear wheel (25) with needle roller bearing (24) onto main shaft (23) | Oil the needle roller bearing (24) and thrust collar of the 2nd gear wheel (25). | |
4 | Mount synchronizer ring (26) onto gear wheel for 2nd gear (25) | ||
5 | Insert annular spring (28) into synchronizer cone (27) and press into synchronizer ring (26) | Check annular spring (28) for wear and replace if necessary. Lubricate annular spring (28) and cones. | |
6 | Push on synchronizer body (30) and insert retaining ring (31) with zero clearance | If necessary install circlip (31) of a different thickness | |
7 | Install sliding sleeve (29). | The long chamfer must face the output end. | |
8 | Insert annular spring (32) into synchronizer cone (33) and press into synchronizer ring (35) | Check annular spring (32) for wear and replace if necessary. Lubricate annular spring (32) and cones. | |
9 | Install synchronizer ring (35) with synchronizer cone (33) | ||
10 | Push 1st gear wheel (36) with needle roller bearing (34) onto main shaft (23) | Oil needle bearing (34) and thrust collar of 1st gear wheel (36). | |
11 | Push reverse gear synchronizer body (37) onto mainshaft (23) | The collar should point to the 1st gear wheel (36). | |
12 | Heat bush (41) to approx. 100 °C and push on | Adjust bushing (41) to be free of axial play. | |
Temperature measuring device | |||
Heating plate | |||
13 | Install sliding sleeve (40). | With code (GS1) "mechanical" gearshift and code (GS3) "hydraulic" gearshift, the rounded teeth of the sliding sleeve (40) must point towards the output. | |
With code (GS2) gear control and code (GS7) gear control II, the pointed teeth of the sliding sleeve (40) must point towards the drive. | |||
14 | Install reverse gear shift fork (39) with sliding blocks (38) | The cam (arrow) and reverse gear shift fork (39) must point towards the output end. | |
15 | Push reverse gear wheel (43) with needle roller bearing (42) onto main shaft (23) | Oil the needle roller bearing (42) and the thrust collar of the reverse gear wheel (43). | |
16 | Heat tapered roller bearing (44) to approx. 100 °C and push on | Adjust tapered roller bearing (44) to zero axial play. | |
Temperature measuring device | |||
Heating plate | |||
17 | Install sun gear (46), spacer ring (45) and circlip (47) | The spacer ring (45) is only installed for tapered roller bearings (44) without a collar. | |
The chamfer on the internal toothing of the sun gear (46) must point toward the tapered roller bearing (44) and the flat side must point toward the retaining ring (47). | |||
18 | Turn over main shaft (23) in the tensioning device and clamp securely | Tensioning device | |
19.1 | Push 4th gear wheel (21) with needle roller bearing (22) onto main shaft (23) | Transmission 715.520/527/540 | |
Lubricate needle roller bearing (22) and thrust collar of gear wheel for 4th. gear (21). | |||
19.2 | Push 3rd gear wheel (21) with needle roller bearing (22) onto main shaft (23) | Transmission 715.500/507/510/513/517 | |
Lubricate needle roller bearing (22) and thrust collar of gear wheel for 3rd gear (21). | |||
20.1 | Mount synchronizer ring (20) onto gear wheel for 4th gear (21) | Transmission 715.520/527/540 | |
20.2 | Mount synchronizer ring (20) on the 3rd gear wheel (21) | Transmission 715.500/507/510/513/517 | |
21 | Insert annular spring (19) into synchronizer cone (18) and press into synchronizer ring (20) | Check annular spring (19) for wear and replace if necessary. Lubricate annular spring (19) and cones. | |
22 | Install synchronizer body (17) and insert retaining ring (16) with zero clearance | The long collar must point towards the output. If necessary install circlip (16) of a different thickness. | |
23 | Heat tapered roller bearing (12) to approx. 100 °C and push on | Adjust tapered roller bearing (12) to zero axial play and grease with multipurpose grease. | |
Temperature measuring device | |||
Heating plate | |||
24 | Install sliding sleeve (15). | The long chamfer must face the output end. | |
25 | Insert annular spring (14) into synchronizer cone (13) and press into synchronizer ring (11) | Check annular spring (14) for wear and replace if necessary. Lubricate annular spring (14) and cones. | |
26 | Install synchronizer ring (11) with synchronizer cone (13) | ||
27 | Install constant speed gear 2 (10) | ||
28 | Heat tapered roller bearing (6) to approx. 100 °C and push on | Grease tapered roller bearing (6) with multipurpose grease. | |
Temperature measuring device | |||
Heating plate | |||
29 | Determine shim (4) for main shaft | The shim (4) is required for adjusting the axial play of the constant speed gear 2 (10). | |
Dial indicator | |||
Adjusting sleeve | |||
Adjustment gauge | |||
Extension | |||
30 | Install shims (4) determined and spacer ring (5) | The spacer ring (5) is only installed in the case of tapered roller bearings (6) without a collar. | |
31 | Heat tapered roller bearing (3) to approx. 100 °C and push on | Adjust tapered roller bearing (3) to zero axial play. | |
Temperature measuring device | |||
Heating plate | |||
32 | Tighten lock nut (1) | On main shaft (23) with caulking groove, caulk locknut (1). | |
When caulking the locknut (1) place a wooden block underneath. Do not install the thrust plate (2) again. | |||
| |||
33 | Mount synchronizer ring (9) on constant speed gear 2 (10) | Only on transmission 715.500/507/510/513/ | |
34.1 | Oil annular spring (7), insert into synchronizer cone (8) and press into synchronizer ring (9) | Transmission 715.500/507/510/513/517 | |
34.2 | Oil annular spring (7), insert into synchronizer cone (8) and press into synchronizer ring of constant speed gear 2 (10) | Transmission 715.520/527/540 | |
35 | Install clip (48) and reverse gear shift rail (49) |
Test and adjustment values for gear set
Number | Designation | Transmission 715.500/507/510/513/517 | Transmission 715.520/527/540 | ||
BE26.50-N-1001-01C | Axial play of locking rings | mm | < 0.08 | < 0.08 | |
BE26.50-N-1002-01C | Tapered roller bearing end play for constant mesh gear 2 | mm | 0.02 to 0.08 | 0.02 to 0.08 | |
BE26.50-N-1004-01C | Wear limit between synchronizer cone and sliding sleeve | mm | < 0.3 | < 0.3 | |
Gear set, shafts
Number | Designation | Transmission 715.500/507/ | ||
BA26.50-N-1001-01C | Locknut, pilot bearing to main shaft | Nut for caulking | Nm | 300 |
Nut with micro-encapsulation | Nm | 340 | ||
366 589 00 21 05
Adjustment gauge
Extension
Dial indicator
Adjusting sleeve
001 589 53 21 00
714 589 04 21 00
715 589 00 21 00
Tensioning device
315 589 02 31 00
Repair materials
Number | Designation | Order number |
BR00.45-Z-1008-06A | Silicone-based grease | A 001 989 28 51 10 |