Hydro Linkage Adjustments; Adjust Speed Control Linkage - Toro ProLine 30526 Operator's Manual

Mid–size mower proline hydro 15 hp with 48" side discharge mower
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Warning
Hydraulic fluid escaping under pressure can
penetrate skin and cause injury.
If hydraulic fluid is injected into the skin it must
be surgically removed within a few hours by a
doctor familiar with this type of injury.
Gangrene may result if this is not done.
Keep body and hands away from pin hole leaks
or nozzles that eject high pressure hydraulic
fluid.
Use cardboard or paper to find hydraulic leaks.
Safely relieve all pressure in the hydraulic
system before performing any work on the
hydraulic system.
Make sure all hydraulic fluid hoses and lines are
in good condition and all hydraulic connections
and fittings are tight before applying pressure to
hydraulic system.

Hydro Linkage Adjustments

Perform the following linkage adjustments when the
machine needs maintenance. Perform steps Adjust Speed
Control Linkage through Adjust Tracking. If adjustment is
needed, do them in the order that they are listed.

Adjust Speed Control Linkage

1. Disengage the PTO, turn the ignition key to off, and
remove the key.
2. Wait for all moving parts to stop before leaving the
operating position and then chock or block tires.
3. Move the speed control lever (located on the console) to
the full forward position.
4. Check the orientation of the tabs on the ends of the
speed control crank. These tabs should be pointing
straight down at the 6 o'clock position approximately
(Fig. 48).
5. Adjust the threaded yoke at the bottom of the speed
control linkage until the tabs are at the 6 o'clock
position (Fig. 48).
3
5
2
1. Speed control rod
2. Yoke
3. Speed control crank
6. Pull the speed control lever back to neutral.
7. Check to make sure the safety switch is depressed and
there is a 5/16 in. (8 mm) space between the actuating
tab and the switch. (Fig. 48).
8. If needed, adjust switch location to create the 5/16 in. (8
mm) space (Fig. 48).
1. Actuating tab
2. 5/16 in. (8 mm) space
36
Figure 47
4. Tabs, 6 o'clock position
5. Jam nut
1
2
3
Figure 48
3. Safety switch
1
4
m–5394

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