Mounting Cutting Unit To Traction Unit - Toro Groundsmaster 300 Series Service Manual

Mounting Cutting Unit to Traction Unit (Fig. 18, 19, 20, 21)
1. Position machine on level surface and shut
engine off.
2. Move cutting unit into position in front of traction unit.
WARNING
Since the right hand push arm is spring ­
loaded to about 100 pounds and left hand
push arm is spring-loaded to about 150
pounds, a helper is needed to push the push
arm down. Sudden release of the push arm
could cause in ury. j
3. Slide a large flat washer (1/2 I.D. x 1-1/4 in. O.D.) onto
both cap screws (7/16 - 14 x 3 in.).
4. Have a helper carefully push down on right hand push
arm until holes in ball joint mount line up with holes in
caster arm. Secure ball joint mount to caster arm with
two cap screws w/large flat washers, one flat washer
(15/32 I.D. x 59/64 in. O.D.), two lock washers and nuts
(7/16 - 14). Heads of cap screws and large flat washers
must be on outside of caster arm.
5. Slide flat washers (1 5/32 1. D. x 59/64 in. O.D.) onto
two cap screws (7/16 - 14 x 3 in.).
6. Have a helper carefully push down on left hand push
arm until holes in ball joint mount are in line with holes
in mount bracket on cutting unit. Immediately slide 4 x
4 in. block of wood between top of push arm and
underside of chassis.
WARNING
Make sure wooden block does not slip out
accidentally.
7. Secure ball joint mount to mount bracket with two cap
screws, flat washers, and flange lock nuts (7/16 -14).
Heads of cap screws and flat washers must contact ball
joint mount.
Repairs
1. R.H. push arm
2. Caster arm
3. Capscrews & flatwashers
4. Ball joint mount
1. L.H. push arm
2. Ball joint
3. Ball joint mount
4. Capscrews & locknuts
Page 11 - 16
Figure 18
5. Flange locknuts
6. Jam nut
7. Ball joint
Figure 19
5. Caster arm
6. Flange locknuts
7. Jam nuts
®
Groundsmaster 300 Series