Service Manual

5003 - 5010 3-SPEED TRANSMISSION
Disassembly:
The transmission should be mounted in a vise or
suitable fixture as shown in Figure
1, with the left
cover up and the gear
shift lever and top of the case
toward the mechanic working on the unit.
FIGURE 1
The following steps are for complete disassembly
with the transmission in the vise, as shown in Fig-
ure
1.
1. Lift the rubber shift lever boot and loosen the
shift lever set screw and lock nut, and remove
the shift lever.
2. Remove the two bolts that hold the brake band
to the
side cover bracket and remove the brake
band.
3. Remove the snap ring (some models may have
a set screw) from the brake shaft and remove
the drum using a suitable puller as required.
Remove the Woodruff key from the brake shaft.
FIGURE 2
FIGURE 3
4. Clean and remove all burrs from both axle
shafts and brake shaft and remove both axle
seals.
5. Remove the nine left cover retaining bolts and
lift off the cover. NOTE: Figures 2 and 3 show
the two types of covers used on these transmis-
sions, one with a ball bearing and one with a
needle bearing at the brake shaft location. Re-
placement information for each type
is given in
Service Notes
1 and 2, Page 12.
FIGURE 4
6. Remove the spline shaft and pinion gear. See
Figure
4. NOTE: The shaft and matching gears in
some transmissions have
10 splines while later
models have
11 splines. For details and ordering
information, refer to Service Note
3, Page 12.
7. Remove the bolts from the right cover and break
the case loose from the cover gasket.
This will
allow the case to
shift sufficiently to let the clus-
ter gear assembly to be worked
loose and re-