Test and adjustment values
Number | Designation | Trans-mission 722.681 up to trans-mission no. 3947439 | Trans-mission 722.681 as of trans-mission no. 3947440 | |
BE27.51-N-1001-01A | Disk play of multi-disk brake B1 | mm | 3,00...3,40 | 2,60...3,00 |
Thrust device
208 589 00 21 00
D27.50-1132-01
1 Assemble lamella for the multi-disk brake B1 in the sequence shown in the picture and put in individually.
Place new friction lamella in ATF oil for 1 hour before installation.
1 External plate carrier, multi-disk brake B1
2 Pistons
3 Disk spring
4 Snap ring
5 Disk spring
6 Externally toothed plate (1.8 mm)
7 Internally toothed plate
8 Externally toothed plate (2.8 mm)
9 Externally toothed plate (4.0 mm)
10 Snap ring
L Disk play
D27.50-1135-01
2 Insert snap ring (10).
Both ends of the snap ring (10) must be seated on a tab of the externally toothed disk carrier (1).
3 Mount pressure device on the externally toothed plate (9).
4 Press clutch pack together To do this, press the pressing tool down to the stop using a lever press.
The marking ring should still be visible (lower arrow).
5 Using a feeler gage, determine the lamella clearance "L" at three points between the snap ring (10) and externally toothed plate (9).
During the measuring procedure, the snap ring (10) must lie against the upper contact surface of the groove in the externally toothed disk carrier (1). The feeler gage can also be inserted from the outside (not illustrated).
6 Adjust the required lamella clearance by installing a snap ring (10) of suitable thickness.
Snap rings are available in thicknesses of 2.6/2.9/3.2/3.5/3.8 and 4.1 mm.
D27.50-1133-03