Toro Lawn-BoySeries Service Manual page 43

5. Install the friction plate spring into the front frame
assembly. Note some models just have a hole in
the frame. Others have a tab bent outward to hook
the spring into (Figure 100). Hook the lower end of
the spring into the notch in the traction frame.
Figure 100
6. Begin assembly of the friction wheel and sliding
bracket by installing the right side (opposite the
friction wheel) bearing (Figure 101).
Figure 101
Two Stage Snowthrower Drive Systems Manual
Traction Drive Systems
7. Lightly oil the hex shaft. Insert the hex shaft from
the left side, non-threaded end first. Slip the shaft
through the left side of the sliding bracket
(Figure 102).
2773-078
8. Place the pinion gear on the hex shaft (larger OD
to the left). Add the thrust washer, then insert the
shaft into the previously mounted bearing.
9. Install a thrust washer and the second bearing.
Tighten the bearing mounting bolts securely.
10. Assemble the friction wheel and hub using 4 self-
tapping screws. Note the hub mounts to the flat
side of the friction wheel (Figure 103).
MVC-862
Figure 102
Figure 103
MVC-864
MVC-718
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