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11.FINAL REDUCTION/
TRANSMISSION SYSTEM UXV 500
SECONDARY GEAR SHIMS
ADJUSTMENT
Set a dial gauge on the driven bevel gear as
shown.
Measure the backlash by turning the rear
propeller shaft in each direction, reading the
total backlash on the dial gauge. If the
backlash is not within specification, the shim
must be changed and the backlash should be
rechecked until correct. Refer to the chart for
appropriate shim thickness.
Bevel gear backlash
Standard: 0.03 - 0.15 mm (0.001 0.006 in)
Drive/Driven bevel gear shims:
Adjust the backlash by referring to the
A: 0.6 mm (0.024 in)
chart at the right and using the thickness
of the removed shims ad a guide. B: 0.65 mm (0.026 in)
Backlash Shim adjustment C: 0.7 mm (0.028 in)
Under 0.03 mm Decrease shim D: 0.75 mm (0.03 in)
(0.001 in) thickness
E: 0.8 mm (0.032 in)
0.03 0.15 mm Correct
(0.001 0.006 in) F: 0.85 mm (0.034 in)
Over 0.15 mm Increase shim G: 0.9 mm (0.036 in)
(0.006 in) thickness H: 0.95 mm (0.038 in)
I: 1 mm (0.04 in)
J: 1.05 mm (0.042 in)
K: 1.1 mm (0.044 in)
L: 1.15 mm (0.046 in)
Secondary Driven Bevel Gear Shim
Secondary Drive Bevel Gear Shim
11-8