Exmark 850 Adjusting the Blower Drive Belt Position, Adjusting the Door Linkage, LZUVQD7 Units

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Maintenance

Adjustments

Adjusting the Blower Drive Belt Position

1.Read the operator’s manual for the UltraVac and mower before performing this adjustment. Make sure that you understand the controls, their locations their functions and safety requirements.

2.Ensure the blower, belt cover, tubes and hopper are in good condition, properly attached and latched.

3.Run the unit with the PTO and the blower engaged for two minutes.

4.Disengage the PTO, stop the engine and remove the key.

5.Remove the belt cover and check to make sure that the belt is riding near the center of the flat idler on the idler arm. If the belt is not riding near the center of the idler, remove the blower, and bend the idler arm slightly.

6.Reinstall the blower and belt cover and perform steps 3-5again to verify belt position.

Adjusting the Door Linkage

LZUVQD7 Units:

1.If the door does not close properly adjust the rods as shown in Figure 25.

•Shorten the rod to increase over center force.

•Lengthen the rod to reduce.

Adjust the rods on both sides so they are approximately equal.

Figure 25

LZUVQD7 Units

1. Rod

3. 1/4 inch (6.35 mm) ± 1/8 inch (3.2 mm)

2.Stop

2.If the left and right stops do not make contact with the door link when it is in the extended position:

Adjust the position of the stops (see Figure 25) so that the door link contacts them when the upper tube of the door frame is within 1/4 inch (6.35 mm) ± 1/8 (3.2 mm) from the lower lip of the hopper.

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Contents Ultra VAC QDS All Rights Reserved Introduction Contents Safety Alert Symbol SafetySafe Operating Practices Slope Operation Maintenance and Storage Safety and Instructional Decals 103-3508 Model Numbers SpecificationsDimensions SystemsPre-Start Product OverviewOperation Operating InstructionsCollection System Removal for Side Discharge LZUVQD11 Units Only Collection System Installation Rotate hopper assembly Large Decks View from Top of Blower Set the deck in lowest cutting position Loading a Unit TransportingTransporting a Unit For LZUVQD11 Units OnlyRollover Protection System Rops Check Blower Housing/Impeller MaintenanceCheck Door Cloth Mesh Lubricate Grease Fittings Check Exhaust DiverterCheck Condition of Belt Adjusting the Door Linkage Adjusting the Blower Drive Belt PositionLZUVQD7 Units LZUVQD11 Units Clean Rear Screen In Hopper Clean Muffler and Rear Frame AreaClean Blower Storage Handle StorageTroubleshooting Problem Possible Cause Corrective ActionExmark Commercial Attachments and Accessories Page Page Service Record Date Description of Work Done Service Done ByThis page may be copied for personal use See EXMARK’S Complete Line of Accessories and Options
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00 & Higher, 850 specifications

The Exmark 850 is a top-of-the-line commercial mower, known for its durability, efficiency, and advanced features, making it a favorite among landscaping professionals. With a powerful engine and innovative technology, the Exmark 850 is designed to tackle tough mowing tasks while ensuring a high-quality cut.

One of the standout characteristics of the Exmark 850 is its robust engine performance. Powered by a reliable Kohler or Kawasaki engine, it delivers exceptional horsepower, enabling it to handle various terrains and grass types with ease. The engine is designed for fuel efficiency, allowing operators to work longer hours without frequent refueling, ultimately boosting productivity on the job.

The cutting deck of the Exmark 850 is engineered with precision, utilizing Exmark's proprietary UltraCut technology. This technology ensures that grass is cut evenly and efficiently, resulting in a clean, manicured appearance. The deck height is easily adjustable, allowing users to quickly change settings to accommodate different lawn conditions and preferences.

Another key feature is the innovative suspension system that enhances ride quality. The Exmark 850 is equipped with a heavy-duty front axle and high-performance suspension that absorbs bumps and uneven ground, allowing for a smoother mowing experience. This is especially beneficial for operators who spend long hours on the mower, reducing fatigue and improving comfort.

Ergonomics play a crucial role in the design of the Exmark 850. The operator station is thoughtfully crafted with optimal controls and comfortable seating, allowing for easy maneuverability and long-term use. The ergonomic handles and intuitive control layout make it easy for operators to navigate tricky landscapes, enhancing overall efficiency.

In terms of durability, the Exmark 850 is built to withstand the rigors of commercial use. The high-quality materials and construction ensure that this mower can handle challenging conditions, extending its lifespan and reducing maintenance needs. Additionally, Exmark offers an extensive warranty program, providing peace of mind for operators.

Safety features are also prioritized in the Exmark 850, with guards and shields designed to protect the operator while mowers are in use. These features also include emergency shut-off systems and blade brake systems, ensuring compliance with safety standards.

Overall, the Exmark 850 stands out as a high-performing, reliable, and efficient mower suitable for a variety of commercial landscaping tasks. With its powerful engine, advanced cutting technology, ergonomic design, and emphasis on durability and safety, it continues to be a top choice for professionals seeking high-quality lawn care equipment.
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