Maintenance
or when a brake component has been removed or replaced.
1.Drive the machine onto a level surface.
2.Disengage the blade control switch (PTO), move the motion control levers to the neutral locked position and set the parking brake.
3.Stop the engine, wait for all moving parts to stop, and remove the key.
4.Setup the machine to be pushed by hand (see Drive Wheel Release Valves in the Operation section).
5.Raise the back of the machine up and support the machine with jack stands.
•Adjusting the Brake to Engage: Shorten the linkage by turning the yoke clockwise.
•Adjusting the Brake to Disengage: Lengthen the linkage by turning the yoke counterclockwise.
8.Reinstall the clevis pin and hair pin and tighten down the jam nut. Repeat step 6 and readjust if necessary.
9.When adjustment is complete, remove the jack stands or equivalent support and lower the machine.
10.Place the machine into the “operating” position. Refer to the Drive Wheel Release Valves section in Operation.
CAUTION
Raising the mower deck for service or maintenance relying solely on mechanical or hydraulic jacks could be dangerous. The mechanical or hydraulic jacks may not be enough support or may malfunction allowing the unit to fall, which could cause injury.
Do Not rely solely on mechanical or hydraulic jacks for support. Use adequate jack stands or equivalent support.
6.Engage/disengage the brake and check each drive tire to make sure each brake engages/disengages.
7.If adjustment is necessary, loosen the jam nut from the yoke on the side that needs adjustment. Remove the hairpin and clevis pin (see Figure 29).
Motion Control Handle Adjustment
Adjusting the height:
The motion control levers can be adjusted higher or lower for maximum operator comfort.
1.Remove the hardware holding the control lever to the control arm shaft (Figure 30).
|
| Figure 29 |
|
1. | Hairpin | 3. | Yoke |
2. | Clevis pin | 4. | Jam nut |
|
|
|
|
Figure 30
1. | Bolts | 4. | Control arm shaft |
2. | Washer | 5. | Slotted hole |
3.Control lever
2.Move the control lever to the next set of holes. Secure the lever with the hardware.
3.Repeat the adjustment for the opposite control lever.
Adjusting the Tilt
The motion control levers can be tilted fore or aft for maximum operator comfort.
38
