Dissembling, Assembling and Measuring Gear Set

Disassembling, assembling and measuring gear set

Preceding work:
Removing and installing transmission with torque converter: Remove and Installing Transmission With Torque Converter

Disassembling transmission: Disassembling Transmission






Lubricating pressure rings (96)
Remove. When installing, insert with grease (step 1).

Gear set complete
Place with output shaft in assembly pedestal 126 589 00 35 00 (step 2).

Snap ring (3)
Remove with screwdriver, install (step 3).

Front planet gear set (2)
Take off together with axial bearing (23) (steps 4, 5)

Axial bearing (4) and input shaft (1)
Take off (step 6).

Output shaft (8)
Take off together with radial bearing (5) and axial bearing (6) (steps 7, 8).

Axial bearing (9) and sun wheel (10)
Remove, install (step 9).

Snap ring (21)
Remove with screwdriver, install (step 10).

Internally toothed disc carrier K2 (19) with freewheel
Remove complete from connection carrier (7), insert. After assembling, adjust freewheel - connection carrier end play 0.05- 0.2 mm (steps 19 - 22).

Supporting disc (11)
Lift off. When fitting on, the stut must engage in the hole in the freewheel outer ring (step 12).

Shim ring (17) and O-ring (12)
Remove, install (step 13).

Freewheel inner ring (13)
Remove counter-clockwise, install. Pay attention to installation instruction, step 14.

Cylinder rollers (16) and detent cage (14) with compression springs (15)
Remove, install. check (steps 15 - 16).

Freewheel outer ring (24)
Remove, install. check (step 17).

Thrust washer (18) and O-ring (20)
Check (step 18).

Note:
Transmission 722.417 is fitted with only one lubricating pressure ring (95) and has an additional bearing point (arrow) in the front cover.






Special Tool






Auxiliary tool (replacement part)
Locking partes (16 off) 126 277 00 73

Note:
Oil bearing points and sliding surfaces when assembling.

Disassembly and Assembly

1. Take lubricating pressure rings (95) off the input shaft.

Installation Instruction
Insert lubricating pressure ring into the groove with grease in such a way that the joint is together.

2. Clamp assembly bracket 126 589 00 35 00 into device at the two faces with the plate up the way. Place gear set into the assembly bracket with the output shaft ahead.

3. Take out snap ring.






Installation Instruction
After inserting, press snap ring into the groove with a screwdriver after the front gear set has been fitted on.

4. Lift off front planet gear set (2).






5. Remove axial bearing (23) from the planet gear set and examine.

6. Take off axial bearing (4) and input shaft (1).






7. Take off radial bearing (5) and axial bearing (6).

8. Withdraw output shaft (8).






9. Take off axial bearing (9) and withdraw sunwheel (10).






Installation Instruction
Place sunwheel (10) into the freewheel and turn; the freewheel must lock in the direction of arrow, then place axial bearing (9) onto the sunwheel.

10. Turn connection carrier and take out snap ring (21).






Installation Instruction
Press snap ring into the groove with a screwdriver.

11. Lift internally toothed disc carrier K2 (19) with freewheel out of the connection carrier (7).

12. Lift off supporting disc (11).






Installation Instruction
Fit on supporting disc (11) so that the stud engages in the hole in the freewheel outer ring (arrows).

13. Take off shim ring (17) and O-ring (12).

14. Turn freewheel inner ring (13) in direction of arrow and in this way withdraw.






Installation Instruction






15. Press cylinder rollers (16) against the compression springs (15) and insert locking plates (085) with the offset end facing out the way.

The locking plates should be shaped as auxiliary tool under the Part No.126 277 00 73 (16 off).

Insert freewheel inner ring (13); when performing this step, turn counter-clockwise, then take out locking plates (085).

16. Take out cylinder rollers (16) and roller cage (14) together with compression springs (15). Examine parts for signs of damage.






17. Take out freewheel outer ring (24).

18. Examine thrust washer (16) and O-ring (20) for signs of damage and wear.






Measuring

19. Check end play of freewheel and adjust. Check the play between freewheel and reconnection carrier (7) with a feeler gauge.






Note:
For gauging play, the O-rings (12, 20) must not be installed.






20. Adjust play to 0.05-0.2 mm with shims (22), then insert O-rings (12) and (20) (fig. steps 12 and 16)

21. Place shims (22) into the connection carrier (7)

22. Hold freewheel together and insert locking ring.