31
GEAR BOX G-76
Fig. 65
17. IDENTIFICATIONPARAMETERS
i.
ENGAGINGGEARS
The engaging gear of 1st / 2nd gear is having
unsymmetrical shank.
Engaging gear of 5th / reverse gear is having
symmetrical shank.
Engaging gear for 3rd/4th has symmetrical shank.
Ref Fig. 65
Dimension between drive shaft synchronizing face to
engaging gear 3rd - 4th front face: 11.1 + 0.1
All engaging gears should be free from play.
Fig. 66
ii. SYNCHROCONES
There are three types of synchro cones.
1st/ Reverse synchro cone is bigger in diameter and
having slender dog teeth.
2nd/5th synchro cone is also bigger in diameter but
having thicker dog teeth.
3rd/4th synchrocone is smaller in diameter and having
depressions on minor diameter side face.
Ref Fig. 66
Check for synchro cone gaps. It should be 1 + 0.3
mm.




