Toro Groundsmaster 4700-D Service Manual page 33

Coupler Removal (Fig. 14)
NOTE: The hydraulic pump assembly needs to be re-
moved from engine before coupler can be removed.
1. If engine is in machine, remove hydraulic pump as-
sembly (see Piston (Traction) Pump Removal in the Ser-
vice and Repairs section of Chapter 4 -- Hydraulic
System).
2. Remove flywheel plate and spring coupler from en-
gine using Figure 14 as a guide.
Coupler Installation (Fig. 14)
1. Position spring coupler to engine flywheel and align
mounting holes. Make sure that coupling hub is away
from engine flywheel (Fig. 15).
2. Apply Loctite #242 (or equivalent) to threads of cap
screws (item 6). Secure coupler to flywheel with six (6)
cap screws and hardened washers. Torque cap screws
in a crossing pattern from 29 to 33 ft- -lb (40 to 44 N- -m).
3. Position flywheel plate to engine. Make sure that
boss on plate is orientated down. Secure flywheel plate
with cap screws (item 7) and hardened washers using
a crossing pattern tightening procedure.
4. If engine is in machine, install hydraulic pump as-
sembly (see Piston (Traction) Pump Installation in the
Service and Repairs section of Chapter 4 -- Hydraulic
System).
Groundsmaster 4500--D/4700--D
Engine Side
1. Coupler
2. Coupler hub
Page 3 - - 17
Hydraulic
Pump Side
1
2
3
Figure 15
3. Engine flywheel
Kubota Diesel Engine