AR26.50-P-0420-04D | Measuring distance between blocking ring and 3rd/4th gear synchronizer body | Model 461 with transmission 717.44 Model 463 with transmission 717.43 |
Test and adjustment values - gear assembly
Number | Designation | Transmission 717.4 | |
BE26.50-P-1005-01A | Distance between drive shaft and main shaft | mm | 1.5 |
Commercially available tools
P26.40-0319-02
All the tapered roller bearings must be lubricated for the measurement.
1 Clamp drive shaft (20) without synchronizing ring in vise. Insert thrust washer, thrust bearing and needle cage in the drive shaft.
The spring must not be inserted in the drive shaft for the measurement.
2 Mount main shaft on the drive shaft (2)
Turn the main shaft so that the tapered roller bearing is seated correctly.
3 Measure distance (a) between the end face of the locking sleeve on the drive shaft and end face of the 3rd/4th gear synchronizer body (7) using a feeler gauge.
Shims are available in thicknesses of 0.05 mm, 0.1 mm, 0.3 mm, 0.5 mm, 0.9 mm and 1.2 mm.
Calculation example:
Specified dimension 1.5 mm
Dimension measured 1.3 mm
Shim 0.2 mm
4 Insert selected shims under the thrust washer in the drive shaft.
5 Carry out check measurement and then insert the spring in the drive shaft.