Exmark 850 manual Adjusting the Blade Brake Cable, Blade Brake Clutch Units Only, Maintenance

Page 31
Adjusting the Blade

Maintenance

cable nuts clockwise. To maximize belt life, Do Not overtighten the belt.

If the lawn mower creeps forward without the bail engaged, loosen the belt by turning the drive cable nuts counterclockwise.

Figure 33

1.Adjustment of drive cable nuts

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

5.Check the operation for desired drive control.

6.Repeat steps 2 through 5 as necessary for further adjustment.

Note: Adjustment to obtain desired ground speed at full bail travel may be made in order to accommodate slower speeds.

Adjusting the Blade

Brake Cable

(Blade Brake Clutch Units

Only)

Adjust whenever a new blade brake cable assembly is installed or if the blade control lock lever does not operate properly.

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

2.Disconnect the wire from the spark plug.

3.Remove the belt cover by pulling upward on the back of the cover to unsnap the front and back cover tabs (see Figure 32). Remove any debris under the cover.

4.Loosen the cable clamp screw until the cable conduit slides (see Figure 34).

Figure 34

1. Spring

3. Cable clamp screw

2.Cable conduit

5.Pull the cable until there is approximately 1/8 inch in slack. Do Not put tension on the spring.

6.Tighten the screw to lock the adjustment in place.

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

8.Connect the wire to the spark plug.

9.Check the operation of the blade control lock lever (see Figure 13). The lever must reset itself to lock out the blade control bail. If it does not, repeat steps 4 through 8.

10.Perform the “Checking the Blade Brake Clutch (Blade Brake Clutch Units Only)” procedure in Operation.

31

Image 31
Contents For Serial Nos 850,000 & Higher COMMERCIALPart No. 4500-674Rev. A CALIFORNIA Proposition 65 Warning Model No Serial No IntroductionContents Safe Operating Practices SafetySafety Alert Symbol SafetySafety DANGERDANGER Safety OperationDo Not mow slopes when grass is wet Maintenance and StorageSlope Operation SafetyEC21KABBC,EC21KAY, EC21KA, EC21KABBCCA Safety and Instructional DecalsSafety EC21KABBCX116-1922 Safety109-8194 EC21KABBCY, EC21KABBCCA116-2737 SafetyCurb Weight SpecificationsDimensions SpecificationsOperation Product OverviewOperation ControlsBlade Control Lock Lever Blade Engine Stop SwitchChoke Control EC21HNBBC, EC21HNBBCX Fuel Shut-OffValveOpen the Fuel Shut-OffValve Handle AdjustmentPre-Start Operating InstructionsOperation Stopping the EngineOperation Using the Mulch PlugOperation Authorized Service DealerOperation Test Using the Grass BagAdjusting the Cutting Height DANGERDANGER Using the Grass BagOperation Operation Operating TipsRecommended Maintenance Schedules MaintenanceMaintenance Clutch Blade Brake Clutch Only Periodic MaintenanceCheck Engine Oil Level Checking the Blade BrakeMaintenance Check the Mower BladeDANGER Maintenance Check for Loose HardwareCheck the Blade Brake Clutch Bail Operation Blade Brake Clutch Units OnlyService Air Filter EC21ASHN Units Service Air Filter Kawasaki UnitsMaintenance Maintenance Service Air Filter EC21HNBBC and EC21HNBBCX UnitsMaintenance Change Engine OilService Interval After the first 5 hours Service Interval Every 100 hours Check Condition Of Belt Self-PropelledUnits OnlyCheck Spark Plugs MaintenanceMaintenance AdjustmentsAdjusting the Self-Propel Drive Self-PropelledUnits OnlyBlade Brake Clutch Units Only Adjusting the Blade Brake CableMaintenance Maintenance CleaningClean Grass Build-UpUnder Deck Cleaning the Discharge Tunnel and PlugOnly Cleaning Under the Belt Cover Self-PropelledUnitsCleaning the Blade Brake Clutch Shield Cleaning Under the Cover Plate Non-BladeBrakeMotor Oil Disposal Waste DisposalMaintenance General Storage Information StoragePreparing the Fuel System Preparing the EngineTroubleshooting TroubleshootingCorrective Action TroubleshootingProblem Possible CauseOwner’s Responsibilities Exmark Commercial Turf Equipment1 Year Limited Warranty Instructions for Obtaining Warranty ServiceDescription of Work Done Service RecordService Done By DateOUT-FRONTRIDING ACCESSORIES AND OPTIONS MID-MOUNTRIDING 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.