Toro Workman 3000 Series, Service Manual

Page: 108 / 306

10.Inspect reduction shaft for wear or damage. If O.D.
of needle bearing area is less than .864 in. (21.95 mm)
or .982 in. (24.95 mm), replace the reduction shaft.
Figure 63
11. Inspect countershaft for wear or damage. If O.D. of
inner portion is less than 1.100 in. (27.95 mm) or 71T
gear portion is less than 1.179 in. (29.95 mm), replace
the countershaft.
Figure 64
12.Inspect differential:
A. Inspect pinion shaft for excessive wear or dam-
age. If O.D. is less than .707 in. (17.95 mm), replace
the pinion shaft.
B. Measure thickness of pinion liners. If thickness is
less than .035 in. (0.9 mm), replace the pinion liners.
C. Measure thickness of side gear liners. If thick-
ness is less than .043 in. (1.1 mm), replace the side
gear liners.
D. Inspect the gear contact condition between spiral
bevel pinion and ring gear.
Figure 65
E. Inspect differential case for wear in side gears
and pinion shaft mating area. Replace the case if ma-
chined surfaces are scored or if the pinion shaft fits
loosely in the bore.
Drive Train Page 6 – 36 Workman 3000/4000 Series