Exmark 850 Cleaning Under the Belt Cover Self-PropelledUnits, Clutch Units Only, Maintenance

Page 33
Cleaning Under the Belt

Maintenance

Cleaning Under the Belt

Cover (Self-Propelled Units

Only)

Service Interval: Every 50 hours

1.Stop the engine and wait for all moving parts to stop.

2.Disconnect the wire from the spark plug (see Figure 10 and Figure 11).

3.Pull upward on the back of the cover to unsnap the front and back cover tabs (see Figure 32).

4.Lift off the cover and brush out all the debris around the belt area.

5.Install the belt cover by pushing down on the rear first and then snapping the front onto the mower housing.

6.Connect the wire to the spark plug.

Cleaning the Blade

Brake Clutch Shield

(Blade Brake Clutch Units

Only)

Service Interval: Every 50 hours

1.Stop the engine and wait for all moving parts to stop.

2.Disconnect the wire from the spark plug (see Figure 10 and Figure 11).

3.Drain the gasoline from the fuel tank. Refer to

Emptying the Fuel Tank and Cleaning the Fuel Filter section.

4.Tip the lawn mower onto its right side (air filter up).

5.Remove the blade nuts and the blade (see Figure 25).

Figure 36

1. Screws

2. BBC Shield

6.Remove the three screws holding the BBC shield onto the unit (see Figure 36).

7.Remove the BBC shield and brush or blow all the debris from under the shield and around the BBC system.

8.Install the BBC shield. Tighten the screws to secure the BBC shield to the deck.

9.Install the blade and the two blade nuts.

10.Turn the lawn mower upright.

11.Connect the wire to the spark plug.

Cleaning Under the Cover

Plate (Non-Blade Brake

Clutch Units Only)

Service Interval: Every 50 hours

1.Stop the engine and wait for all moving parts to stop.

2.Disconnect the wire from the spark plug (see Figure 10 and Figure 11).

3.Drain the gasoline from the fuel tank. Refer to

Emptying the Fuel Tank and Cleaning the Fuel Filter section.

4.Tip the lawn mower onto its right side (air filter up).

5.Remove the blade bolt, blade support, and the blade (see Figure 25).

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Contents COMMERCIAL For Serial Nos 850,000 & HigherPart No. 4500-674Rev. A CALIFORNIA Proposition 65 Warning Model No Serial No IntroductionContents Safety Alert Symbol SafetySafety Safe Operating PracticesDANGER SafetyDANGER Safety OperationSlope Operation Maintenance and StorageSafety Do Not mow slopes when grass is wetSafety Safety and Instructional DecalsEC21KABBCX EC21KABBC,EC21KAY, EC21KA, EC21KABBCCA109-8194 SafetyEC21KABBCY, EC21KABBCCA 116-1922116-2737 SafetyDimensions SpecificationsSpecifications Curb WeightOperation Product OverviewControls OperationChoke Control EC21HNBBC, EC21HNBBCX Engine Stop SwitchFuel Shut-OffValve Blade Control Lock Lever BladePre-Start Handle AdjustmentOperating Instructions Open the Fuel Shut-OffValveOperation Stopping the EngineOperation Using the Mulch PlugOperation Authorized Service DealerAdjusting the Cutting Height Test Using the Grass BagDANGER OperationUsing the Grass Bag DANGEROperation Operation Operating TipsMaintenance Recommended Maintenance SchedulesMaintenance Check Engine Oil Level Periodic MaintenanceChecking the Blade Brake Clutch Blade Brake Clutch OnlyCheck the Mower Blade MaintenanceDANGER Check the Blade Brake Clutch Bail Operation Blade Check for Loose HardwareBrake Clutch Units Only MaintenanceService Air Filter Kawasaki Units Service Air Filter EC21ASHN UnitsMaintenance Maintenance Service Air Filter EC21HNBBC and EC21HNBBCX UnitsChange Engine Oil MaintenanceService Interval After the first 5 hours Check Spark Plugs Check Condition Of Belt Self-PropelledUnits OnlyMaintenance Service Interval Every 100 hoursAdjusting the Self-Propel Drive AdjustmentsSelf-PropelledUnits Only MaintenanceAdjusting the Blade Brake Cable Blade Brake Clutch Units OnlyMaintenance Clean Grass Build-UpUnder Deck CleaningCleaning the Discharge Tunnel and Plug MaintenanceCleaning the Blade Brake Clutch Shield Cleaning Under the Belt Cover Self-PropelledUnitsCleaning Under the Cover Plate Non-BladeBrake OnlyWaste Disposal Motor Oil DisposalMaintenance Preparing the Fuel System StoragePreparing the Engine General Storage InformationTroubleshooting TroubleshootingProblem TroubleshootingPossible Cause Corrective Action1 Year Limited Warranty Exmark Commercial Turf EquipmentInstructions for Obtaining Warranty Service Owner’s ResponsibilitiesService Done By Service RecordDate Description of Work DoneMID-MOUNTRIDING ACCESSORIES AND OPTIONS OUT-FRONTRIDING ACCESSORIES AND OPTIONSWALK-BEHINDACCESSORIES AND OPTIONS
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000 & 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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