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40

GEAR BOX G-76

MEASUREMENT OF CONTROL DIMENSIONS

(FOR SELECTION OF SHIMS)

OVER THE COUNTER SHAFT

The control dimension to be maintained between Counter Shaft 3rd gear rear

198 ± 0.1mm

face and housing face-Rear half.

1.0 Dimensions to be measured

Symbol

Example

1.1 Measure the dimension between Counter Shaft 3rd gear rear face and

A

200.00

taper roller bearing outer race face.

Fig. 76 and 77

1.2 Measure the rear cover depth.

Fig. 73 and 76

B

2.30

1.3 Difference A-B

C

197.70

1.4 Shims required : 198 - C

D

0.30

Fig. 74

Fig. 73

OVER THE MAIN SHAFT

The control dimension to be maintained between Main Shaft 2nd gear

197±0.1mm

shoulder face front and housing face - Rear half

2.0 Dimensions to be measured

Symbol

Example

2.1 Measure the dimension between Main Shaft 2nd gear shoulder

face front and taper roller bearing outer race face

Fig. 75 and 76

E

202.00

2.2 Measure the rear cover depth

Fig. 74 and 76

F

5.50

2.3 Difference E - F

G

196.50

2.4 Shims required 197 - G

H

0.50

F

B