761 / 1906
GEAR BOX
56
ASSEMBLY PROCEDURE
1. Before starting to assemble the gear box follow-
ing preparation needs to be done.
2. Measure the dimension between counter shaft
3
rd
gear rear face and taper roller bearing outer
race face. Consider this distance as “A”.
3. Measure the dimension between Main shaft 2
nd
gear shoulder face front and taper roller bearing
outer race face. Consider this distance as “E”.
4. Place the rear half on the mounting plate (Part
No. 2654 5890 2613) which is locked on the
mounting stand.
5. Place shifter fork assembly 1st / 2nd and Re-
verse/5
th
over main shaft assembly at its proper
place, keeping notches towards coupling flanges
side.
6. Place shifter fork 3rd/4th alone without shaft at
its place over main shaft sleeve such that its col-
lar is facing outwards.
7. Keep counter shaft and reverse idler shaft as-
sembly aligned with main shaft and properly
place the assembly into the rear half.
8. Align the shifter shaft (3
rd
/4
th
) with the hole of the
fork and then press the spiral pin. (6X28).