Figure 75
1.
Idler pulley
5.
Left hand hydraulic pump
pulley
2.
Clutch pulley
6.
Square hole in idler arm
3.
Pump drive belt
7.
Idler spring
4.
Right hand hydraulic pump
pulley
5.
Use a ratchet in the square hole in the idler arm to
remove the idler spring (Figure 75).
6.
Unhook the idler spring from the frame (Figure 75).
7.
Remove the belt from the hydraulic unit drive pulleys
and the engine pulley
8.
Install the new belt around engine pulley and the 2
drive pulleys.
9.
Using a ratchet in the square hole in the idler arm,
install the idler spring to the frame (Figure 75).
10.
Install the mower belt. Refer to Replacing the Mower
Belt (page 46).
Controls System
Maintenance
Adjusting the Control Handle
Position
There are 2 height positions for the control levers; high and
low. Remove the bolts to adjust the height for the operator.
1.
Disengage the PTO, move the motion control levers to
the neutral locked position, and set the parking brake.
2.
Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
3.
Loosen the bolts and flange nuts installed in the levers
(Figure 76).
4.
Align the levers front to rear position by bring the
levers together to the neutral position and slide them
until they are aligned, then tighten the bolts (Figure 77).
Figure 76
1.
Bolt
3.
Control lever
2.
Handle
4.
Nut
48
