Dismantling and assembling multi-disk brake B1 - AR27.50-P-0870A: Notes
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TRANSMISSION 722.6
Modification notes
| 25.8.98 | New special tool for setting clearance | AR27.50-P-0870-01A | |
| 16.9.02 | Multi-disks for B1, K1 and K3 changed | Transmission 722.6 as of 02.09.02, refer to step 10. | BT27.50-P-0013-01A |
| Dismantling | |||
|---|---|---|---|
| 1 | Remove snap ring (6h) | ||
| 2 | Remove multi-disk pack (6g) and spring washer (6f) from external plate carrier | ||
| 3 | Place assembly device (073) on spring washer (6d) and tension until the snap ring (6e) is exposed | Fig 2 | |
| 4 | Remove snap ring (6e) | ||
| 5 | Remove piston (6c) from the external plate carrier by carefully blowing compressed air into the bore (A). | ||
| Assemble | |||
| 6 | Install piston (6c) in external plate carrier | ||
| 7 | Insert spring washer (6d) | ||
| 8 | Place assembly device (073) on spring washer (6d) and tension until the groove of the snap ring is exposed | Fig 2 | |
| 9 | Insert snap ring (6e) | After installing, check snap ring for correct seat |
|
| 10 | Insert spring washer (6f) and multi-disk pack (6g) in the external plate carrier and measure | ||
| TRANSMISSION 722.6 up to 01.09.02 | AR27.50-P-0870-01A | ||
| Figure | |||
| Clearance of multi-disk brake B1 | *BE27.50-P-1001-02B | ||
| Transmission 722.6 as of 02.09.02 | AR27.50-P-0870-01AA | ||
| Figure | |||
| Clearance of multi-disk brake B1 | *BE27.50-P-1001-02B | ||
| Thickness of steel multi-disks B1, K1 and K2 changed | Transmission 722.6 | BT27.51-P-0002-01A | |
| External plate carrier B1 modified | Transmission 722.6 | BT27.50-P-0008-01A | |
| Multi-disks for B1, K1 and K3 changed | Transmission 722.6 as of 02.09.02 | BT27.50-P-0013-01A | |
| Survey of multi-disk components, production details | Transmission 722.6 | GF27.51-P-5200A | |
| 11 | Insert snap ring (6h) | Remove/install multi-disk brake B1 and oil pump |
AR27.50-P-0721A |
Adjustment values of multi-disk clutch
| Number | Designation | Transmission 722.6 up to 01.09.02 with double sided multi-disks | Transmission 722.6 as of 02.09.02 with single-sided multi-disks | |||
|---|---|---|---|---|---|---|
| BE27.50-P-1001-02B | Clearance of multi-disk brake B1 | Number of multi-disks | 2 | mm | 2.30...2.70 | 2.20...2.60 |
| 3 | mm | 2.70...3.10 | 2.40...2.80 | |||
| 4 | mm | 3.00...3.40 | 2.60...3.00 | |||