Manitowoc Grove 5540F Service Manual page 275

5540F/YB5515 SERVICE MANUAL
Example:
Dimensions in Millimeters
Dimension A
Add to depth
Total
Add dimension B, if positive.
(Subtract if negative)
Total
Add dimension C if negative.
Subtract if positive
Total
Standard Value
Less Calculated total
from above
Shim Thickness
Crownwheel and Pinion Adjustment
Meshing of the gears should be checked by marking three of
the pinion teeth with engineers marking compound and
rotating the pinion.
The marking will then be transferred to the crown wheel
teeth.
Correct teeth marking Figure 8-28
a0204
GROVE
AXLES/DRIVE SHAFTS/WHEELS AND TIRES
Pinion too deeply in mesh Figure 8-29
Decrease the shim thickness between the pinion inner
bearing cup and the axle casing. Move the crown wheel
0.25
towards the pinion to correct the backlash.
+30.01
30.26
+0.01
30.27
(+) -0.01
30.28
31.19
-30.28
0.91
a0205
Pinion too far out of mesh Figure 8-30.
Increase the shim thickness between the pinion inner
bearing and the axle casing. Move the crownwheel away
from the pinion to correct the backlash.
FIGURE 8-28
a0206
Published 10-21-2010, Control# 198-04
FIGURE 8-29
8
FIGURE 8-30
8-15