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Drive System
Maintenance
Perform the following linkage adjustments when the
machine needs maintenance. Perform steps Adjust the
Speed Control Linkage through Adjusting the Tracking.
If any adjustment is needed , do them in the order that
they are listed.
Adjusting the Speed Control
Linkage
1. Disengage the PTO and set the parking brake.
2. Stop the engine and wait for all moving parts to stop
before leaving the operating position.
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
(Figure 30).
5. Adjust the threaded yoke at the bottom of the speed
control linkage until the tabs are at the 6 o'clock
position (Figure 30).
Figure 30
1. Speed control rod
2. Yoke
3. Speed control crank
6. Pull the speed control lever back to neutral.
4. Tabs, 6 o'clock position
5. Jam nut
7. Check to make sure the safety switch is depressed
and there is a 5/16 inch (8 mm) space between the
actuating tab and the switch. (Figure 31).
8. If needed, adjust switch location to create the
5/16 inch (8 mm) space (Figure 31).
1. Safety switch
2. 5/16 inch (8 mm) space
Adjusting the Neutral Control
Linkages
WARNING
Engine must be running so control linkage
adjustments can be performed. Contact with
moving parts or hot surfaces may cause personal
injury.
Keep hands, feet, face, clothing and other body
parts away from rotating parts, muffler and other
hot surfaces.
WARNING
Mechanical or hydraulic jacks may fail to support
machine and cause a serious injury.
• Use jack stands when supporting machine.
• Do not use hydraulic jacks.
29
Figure 31
3. Actuating tab
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