Maintenance

Figure 37

1. Lock nut

3. Lock nut (LH thread)

2.Adjustment rod

7.Continue to rotate the adjustment rod, counting the turns, until the LCD indicator turns off. Rotate the adjustment rod in the opposite direction half the number of turns counted. Release the LH motion control lever and tighten the lock nuts on the right side.

8.Turn the adjustment rod on the LH side (as viewed from the rear of the machine — see Figure 38) until the left control has approximately the same natural neutral position as the right. If more adjustment is needed, contact an Authorized Service Dealer. Final adjustment of the left side is done in the tracking adjustment section. If no adjustment is required, see Check the Neutral Switch Alignment section.

Figure 38

1.Rotate to increase speed

2.Adjustment rod

3.Rotate to decrease speed

9.Reinstall the rear cushion.

Motion Control Tracking Adjustment

If the machine travels or pulls to one side when the motion control levers are in the full forward position, adjust the tracking.

1.Push both control levers forward the same distance.

2.Check if the machine pulls to one side. If it does, stop the machine and set the parking brake.

3.Release the rear cushion from the rear of the machine.

4.Place the front reference/speed control bar in the maximum forward position. See Adjusting the Front Reference/Speed Control Bar in Operation.

5.Rotate the adjustment rod on the LH side of the machine (as viewed from the rear of the machine

— see Figure 38).

6.Looking down towards the adjustment rod — rotate it counterclockwise, in 1/4 turn increments, to increase speed or clockwise to decrease speed.

7.Drive the machine and check the full forward tracking.

8.Repeat steps 5 through 7 until desired tracking is obtained.

9.With the motion control levers in the neutral position (see Figure 4) (with no force on the lever either forward or back), the neutral LCD indicator should appear.. If it does not appear, refer to the Troubleshooting section.

10.Reinstall the rear cushion.

Check the Neutral Switch Alignment

1.Park the machine on a level surface and disengage the blade control switch.

2.Stop engine, wait for all moving parts to stop, and remove the key or spark plug wire(s).

3.Set the height of cut to the 3 inch (7.6 cm) position.

4.Perform the Motion Control Neutral Adjustment and Motion Control Tracking Adjustment as stated in the Maintenance section.

5.Release the rear cushion from the rear of the machine and lower to the platform.

42

Page 41 Page 43
Page 42
Image 42
Exmark 4500-759 Rev A manual Motion Control Tracking Adjustment, Check the Neutral Switch Alignment
Page 41 Page 43

4500-759 Rev A specifications

The Exmark 4500-759 Rev A represents an innovative leap in turf management equipment, designed to enhance the efficiency and effectiveness of landscaping professionals. As a leading name in the lawn care industry, Exmark has equipped this model with state-of-the-art technologies and features that cater to both commercial and residential users.

One of the standout characteristics of the Exmark 4500-759 Rev A is its robust engine performance. Powered by a high-efficiency engine, it delivers consistent power and torque, allowing for seamless operation across diverse terrains. This engine is complemented by advanced cooling systems, ensuring optimal temperature management during extended use, which ultimately prolongs the equipment's lifespan.

The cutting system on the 4500-759 Rev A is another highlight, featuring Exmark’s patented cutting deck design. The advanced blade and deck configuration promotes superior grass dispersion and minimizes clumping, resulting in a polished finish that landscapers strive to achieve. The adjustable cutting height feature allows users to tailor the lawn height to their preference, making it versatile for various types of grass and seasonal conditions.

Operator comfort and ease of use are paramount in the design of the Exmark 4500-759 Rev A. The ergonomically designed seat and user-friendly controls provide a smooth driving experience. The intuitive dashboard offers easy access to critical information about the mower’s operation, ensuring that operators can focus on the task at hand without any distractions.

Additionally, this model incorporates innovative technology with its integrated GPS tracking system, which enhances efficiency by allowing users to monitor location and performance remotely. This feature not only aids in job tracking but also supports maintenance scheduling, optimizing service intervals and reducing downtime.

Furthermore, the Exmark 4500-759 Rev A is built with durability in mind. The heavy-duty frame and reinforced components withstand rigorous use, ensuring long-lasting performance in demanding environments. The model's versatility enables it to adapt for various landscaping tasks, from mowing to mulching, making it a valuable tool for professionals.

In conclusion, the Exmark 4500-759 Rev A is a powerful and versatile mower equipped with advanced technologies that simplify lawn care while maximizing results. Its combination of performance, comfort, and durability positions it as an essential choice for those in the landscaping industry, empowering users to achieve their desired outcomes with confidence.
Top Page Image Contents