Toro Groundsmaster 4500-D Series Service Manual page 98

Coupler Installation
Yanmar Diesel Engine: Service and Repairs
(Figure 22)
g307829
1. Coupler
2. Coupler hub
1. Position spring coupler to engine flywheel and align mounting holes. Make
sure that coupling hub is away from engine flywheel
2. Secure coupler to flywheel with eight (8) cap screws and hardened washers.
Torque cap screws in a crossing pattern from 40 to 44 N·m (29 to 33 ft−lb).
3. Position flywheel plate to engine. Make sure that boss on plate is orientated
down. Secure flywheel plate with eight (8) cap screws (item 7) and hardened
washers. Torque cap screws in a crossing pattern from 40 to 44 N·m (29
to 33 ft−lb).
4. If engine is in machine, install hydraulic pump assembly (see
(Traction) Pump (page
Figure 23
3. Engine flywheel
5–103)).
Page 4–26
(Figure 23).
Piston
Groundsmaster ® 4500-D/4700-D
19245SL Rev A