Mounting Cutting Unit To Traction Unit - Toro Groundsmaster 455-D Service Manual

Mounting Cutting Unit to Traction Unit

1. With cutting unit on a level surface, move traction unit
into position, aligning drive shaft yoke with gear box
input shaft and lift arm ball joints with mounting holes in
castor arms. Shut engine off.
2. Secure ball joint mounts to castor arms with cap­
screws, flat washers and flange nuts. Flat washers to
be positioned to outside of castor arm. Tighten cap­
screws and flange nuts to a torque of 80 - 90 ft-lb.
3. Line up holes in yoke and input shaft of gear box.
Slide yoke onto shaft and secure together with socket
head screws. Torque screws to 20 - 25 ft-lb.
4. Start engine, raise center cutting unit slightly, so rear
deck straps can be mounted on lift arm brackets. Stop
engine after cutting unit is raised.
5. Secure rear deck straps to H.O.C. brackets on deck
with hair pin cotters and H.O.C. pins. Start the engine
and lower center cutting unit completely to floor. Make
sure all lift levers are in the float position, then stop the
engine.
6. Connect wire harness and (3) hydraulic lines couplers
at rear of deck.
Repairs
1
1. Push arm
2. Castor arm
1
Rev. A
Page 8 - 10
2
3 4
Figure 15
3. Ball joint mount
4. Capscrews & washers
4
3
2
Figure 16
1. Hydraulic lines (quick couplers)
2. Wire harness connector
3. Cutting unit carrier frame
4. Traction unit lift arm
Groundsmaster
1
®
455-D