Exmark 850 manual Troubleshooting

Page 39

 

 

 

 

Troubleshooting

 

 

 

 

 

Problem

 

Possible Cause

 

Corrective Action

 

 

 

 

 

Engine overheats.

1.

Engine load is excessive.

1.

Reduce the ground speed.

 

2.

Oil level in the crankcase is low.

2.

Add oil to the crankcase.

 

3.

Cooling fins and air passages for the

3.

Remove the obstructions from the cooling

 

 

engine are plugged.

 

fins and air passages.

 

 

 

 

 

Mower pulls left or right (with levers fully

1.

Tracking needs adjustment.

1.

Adjust the tracking.

forward).

2.

Tire pressure in drive tires not correct.

2.

Adjust tire pressure in the drive tires.

 

 

3.

Reverse indicator and speed control

3.

Adjust the reverse indicator and the speed

 

 

linkage need adjustment.

 

control linkage.

 

 

 

 

 

Machine does not drive.

1.

Bypass valve is not closed tight.

1.

Tighten the bypass valve.

 

2.

Drive or pump belt is worn, loose or

2.

Change the belt.

 

 

broken.

 

 

 

3.

Drive or pump belt is off a pulley.

3.

Change the belt.

 

4.

Broken or missing idler spring.

4.

Replace the spring.

 

5.

Hydraulic fluid level is low or too hot.

5.

Add hydraulic fluid to reservoir or let it

 

 

 

 

cool down.

 

 

 

 

 

Abnormal vibration.

1.

Engine mounting bolts are loose.

1.

Tighten the engine mounting bolts.

 

2.

Loose engine pulley, idler pulley, or blade

2.

Tighten the appropriate pulley.

 

 

pulley.

 

 

 

3.

Engine pulley is damaged.

3.

Contact an Authorized Service Dealer.

 

4.

Belt is damaged.

4.

Install new belt.

 

 

 

 

 

39

Image 39
Contents Navigator California Introduction Contents Training SafetySafety Alert Symbol Safe Operating PracticesSafety Operation Slope Operation Maintenance and Storage Safety Safety and Instructional Decals 103-9034 103-9724 109-4273 109-4638 109-7318 116-0404 Safety Specifications Model NumbersSystems Dimensions Curb Weight Product OverviewTorque Requirements Controls OperationOperating Instructions Pre-StartDriving the Machine Engaging the PTODisengaging the PTO Stopping the EngineTransporting a Unit TransportingEmptying Hopper Clearing Hopper ScreenLoading a Unit Recommended Maintenance Schedules MaintenanceCheck Battery Charge Recommended Jump Starting ProcedureCheck Engine Oil Level Do Not jump start a weak battery if these conditions exist Check Safety Interlock SystemService Air Cleaner Check for Loose HardwareChange Engine Oil Lubricate Grease Fittings Check Hydraulic Oil LevelCheck Tire Pressures Check Condition Of BeltsLubricate Rear Caster Wheel Hubs Service Interval YearlyLubricate Hopper Actuator Lubricate Brake Handle PivotLubricate Brake Rod Bushings Lubricate Steering Linkage Rod EndsCheck Wheel Lug Nuts Fuel Tank Mounting Hardware SpecificationsChange Hydraulic System Filter Check Wheel Hub LocknutsPump Drive Belt Tension PTO Belt ReplacementDielectric Grease PTO Drive Belt TensionBelt Guide Adjustment Pump Drive Belt ReplacementAdjust Safety Switch Brake AdjustmentAdjust Speed Control Lever Tension Speed Control Linkage Adjustment Steering Control Lever Response AdjustmentTracking Adjustment PTO Drive Pulley AlignmentPump Drive Pulley Alignment Rear Caster Pivot Bearings Pre-Load Adjustment Hopper Door AdjustmentPTO Brake Spring Adjustment Waste Disposal Clean Engine and Exhaust System AreaRemove Engine Shrouds and Clean Cooling Fins Clean Debris From MachineProblem Possible Cause Corrective Action TroubleshootingTroubleshooting Electrical Diagram SchematicsStart Electrical Logic SchematicHydraulic Diagram Exmark Commercial Turf Equipment 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.