Toro GrandStand 74534 Service Manual page 55

CHASSIS
16. Install the set screws into the pump pulley (Fig. 138).
Note: Ensure the set screws have not protruded
into the center of the pulley hub.
3
17. Install the pulley onto the pump shaft. The base of
the pulley hub should be flush with the base of the
pump shaft. Secure the position with the set screws
(Fig. 139).
3-36
Fig. 138 DSCN-4150a
Fig. 139 DSCN-4159a
18. Position the pump drive belt around the engine, idler
and pump pulleys (Fig. 140).
A
E
D
Fig. 140
A. Hydraulic pumps
B. Idler pulley
C. Clutch pulley
19. Install the extension spring from the idler bracket to
the spring anchor (Fig. 141).
Fig. 141
36" & 40" Toro GrandStand Service Manual
B
C
F
fig. 67 G012686
D. Clutch retainer
E. Pump drive belt
F. Pump drive pulley
DSCN-4155