Exmark 850 manual Check Mower Blades, Check Safety Interlock System

Page 31

Maintenance

Figure 20

1.Positive (+) cable on discharged battery

2.Positive (+) cable on booster battery

3.Negative (–) cable on the booster battery

4.Negative (–) cable on the engine block

5.Booster battery

6.Discharged battery

7.Engine block

4.Connect the other end of the positive cable to the positive terminal of the booster battery.

5.Connect the black negative (–) cable to the other terminal (negative) of the booster battery.

6.MAKE THE FINAL CONNECTION ON THE ENGINE BLOCK OF THE STALLED VEHICLE (NOT TO THE NEGATIVE POST) AWAY FROM THE BATTERY. STAND BACK.

7.Start the vehicle and remove the cables in the reverse order of connection (the engine block (black) connection is the first to disconnect).

Check Mower Blades

Service Interval: Before each use or daily

1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

2.Lift deck and secure in raised position as stated in the Clean Grass Build-Up Under Deck section.

3.Inspect blades and sharpen or replace as required.

4.Reinstall the blades (if they were removed) in the following order:

A. Install the blade onto the spindle shaft.

Figure 21

1.Spindle

2.Blade

3.Blade drive washer

4.Blade bolt washer assembly — Torque to 55-60 ft-lb (75-81 N-m) Apply lubricant to threads as needed to prevent seizing. Copper-based anti-seize preferable. Grease acceptable substitute.

B.Apply lubricant to the threads of the blade bolt as needed to prevent seizing. Copper based anti-seize is preferable. Grease is an acceptable substitute.

C.Install the blade drive washer and blade bolt washer assembly into the spindle. Make sure the hex in the washer is engaged on the spindle before tightening the bolt. Install blade bolt finger tight.

D.Place wrench on the top spindle nut then torque the blade bolts to 55-60 ft-lb (75-81 N-m).

WARNING

Incorrect installation of the blade or components used to retain the blade can be dangerous. Failure to use all original components and assembled as shown could allow a blade or blade component to be thrown out from under the deck resulting in serious personal injury or death.

Always install the original Exmark blades, blade bushings, and blade bolts as shown.

Check Safety Interlock System

Service Interval: Before each use or daily

Note: To prevent engine cut-outs on rough terrain the seat kill switch has a 1/2 second delay.

1.Check starting circuit. Starter should crank with, parking brake engaged, PTO disengaged and

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Contents Lazer Z Advantage Series Models California Introduction Contents Training SafetySafety Alert Symbol Safe Operating PracticesSafety Slope Operation OperationUsing the Rollover Protection System Rops Maintenance and Storage Safety Safety and Instructional Decals 109-3148 109-7232 109-8483 Message Display Model Numbers SpecificationsSystems Cutting Deck SeatHydrostatic Ground Drive System Tires & WheelsTorque Requirements DimensionsProduct Overview Controls OperationFuel Gauge Ignition SwitchHour Meter Fuel Shut-Off ValveDeck Lift Pedal PTO Engagement SwitchLow Voltage Indicator Drive Wheel Release ValvesOperating Instructions Pre-StartRaise the Rollover Protection System Rops Disengaging the PTO Open the Fuel Shut-Off ValveStarting the Engine Engaging the PTODriving the Machine Stopping the EngineDriving Forward Driving in Reverse Adjusting the Cutting HeightAdjusting the Deck Lift Foot Pedal Adjusting the Anti-Scalp RollersTransporting a Unit TransportingDo Not drive a unit on a public street or roadway Loading a Unit Recommended Maintenance Schedules MaintenanceCheck Engine Oil Level Check Battery ChargeProposition 65 Warning Do Not jump start a weak battery if these conditions exist Recommended Jump Starting ProcedureCheck Mower Blades Check Safety Interlock SystemCheck for Loose Hardware Service Air CleanerCheck Rollover Protections Systems Roll Bar Knobs Check Seat BeltChange Engine Oil Check Hydraulic Oil LevelCheck Tire Pressures Lubricate Grease Fittings Check Condition Of BeltsLubricate Caster Wheel Hubs Change Fuel Filter Lubricate Brake Handle PivotLubricate Deck Lift Pivot Check Spark PlugsStyle a black finish Wheel Hub Slotted Nut Torque SpecificationStyle B yellow zinc Dielectric Grease Check Spark Arrester if equippedThread Locking Adhesives Copper-Based Anti-seizeDeck Leveling AdjustmentsPump Drive Belt Tension Adjusting the Parking BrakeDeck Belt Tension Left Hand Brake Shown Removing the Shim Electric Clutch AdjustmentShim Motion Control Linkage Adjustment Adjusting the height Motion Control Damper AdjustmentMotion Control Handle Adjustment Motion Control Neutral Lock Pivot AdjustmentCaster Pivot Bearings Pre-Load Adjustment Motion Control Full Forward Tracking AdjustmentRemove Engine Shrouds and Clean Cooling Fins Clean Engine and Exhaust System AreaClean Debris From Machine Clean Grass Build-Up Under DeckBattery Disposal Problem Possible Cause Corrective Action TroubleshootingSee Drive Wheel Release Valves section Troubleshooting Electrical Diagram SchematicsElectrical SchematicHydraulic Diagram Lazer Z Advantage Series Turf Equipment Page Page Date Description of Work Done Service Done By Service RecordPage This page may be copied for personal use See EXMARK’S Complete Line of Accessories and Options
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0, 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.