Exmark 920, 000 & higher manual Troubleshooting

Page 43

 

 

 

 

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.

Tire pressure in drive tires not correct.

1.

Adjust tire pressure in the drive tires.

forward).

2.

Tracking needs adjustment.

2.

Adjust the tracking by turning turnbuckle

 

 

 

 

 

on the LH turnbuckle in the direction that

 

 

 

 

the mower needs to be adjusted to. Rotate

 

 

 

 

the turnbuckle in 1/4 turn increments

 

 

 

 

until the mower tracks correctly.

 

 

 

 

 

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.

 

 

 

 

 

Uneven cutting height.

1.

Blade(s) not sharp.

1.

Sharpen the blade(s).

 

2.

Cutting blade(s) is/are bent.

2.

Install new cutting blade(s).

 

3.

Mower deck is not level.

3.

Level mower deck from side-to-side and

 

 

 

 

front-to-rear.

 

4.

Underside of mower is dirty.

4.

Clean the underside of the mower.

 

5.

Tire pressure in drive tires not correct.

5.

Adjust tire pressure in the drive tires.

 

6.

Blade spindle bent.

6.

Contact an Authorized Service Dealer.

 

7.

Tips of adjacent blades are at an uneven

7.

Replace blades, spindles and (or) check

 

 

cutting height. Blades tips should be even

 

for damage to mower deck.

 

 

within 3/16 inch which is approximately

 

 

 

 

one blade thickness.

 

 

 

 

 

 

 

Abnormal vibration

1.

Cutting blade(s) is/are bent or unbalanced.

1.

Install new cutting blade(s).

 

2.

Blade mounting bolt is loose.

2.

Tighten the blade mounting bolt.

 

3.

Engine mounting bolts are loose.

3.

Tighten the engine mounting bolts.

 

4.

Loose engine pulley, idler pulley, or blade

4.

Tighten the appropriate pulley.

 

 

pulley.

 

 

 

5.

Engine pulley is damaged.

5.

Contact an Authorized Service Dealer.

 

6.

Blade spindle is bent.

6.

Contact an Authorized Service Dealer.

 

7.

Belt is damaged.

7.

Install new belt.

 

 

 

 

 

Blades do not rotate.

1.

Drive belt is off pulley.

1.

Check belt for damage; replace if

 

 

 

 

necessary. Install drive belt and check

 

 

 

 

adjusting shafts and belt guides for correct

 

 

 

 

position.

 

2.

Deck belt is worn, loose or broken.

2.

Install new deck belt.

 

3.

Deck belt is off pulley.

3.

Install deck pulley and check the idler

 

 

 

 

pulley, idler arm and spring for correct

 

 

 

 

position and function.

 

4.

Broken or missing idler spring.

4.

Replace the spring.

 

5.

Damaged electric clutch.

5.

Contact an Authorized Service Dealer.

 

 

 

 

 

43

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Contents Vantage California Introduction Contents Training SafetySafety Alert Symbol Safe Operating PracticesSafety Slope Operation OperationMaintenance and Storage Safety Safety and Instructional Decals 116-0404 116-3267 116-3290 116-4270 116-4271 116-4298 116-1887 Model Numbers SpecificationsSystems Torque Requirements DimensionsControls Product Overview OperationMotion Control Levers Front Reference/Speed Control Bar Ignition SwitchChoke Control Throttle ControlFuel Shut-Off Valve PTO Engagement SwitchLow Voltage Indicator Hour MeterStarting the Engine Pre-StartOperating Instructions Open the Fuel Shut-Off ValveDriving Forward Disengaging the PTOStopping the Engine Driving the MachineDriving in Reverse Adjusting the Front Reference/Speed Control BarOperating the Machine with the Platform Up Operating the PlatformOperating the Machine with the Platform Down Adjusting the Cutting HeightTransporting a Unit TransportingLoading a Unit Recommended Maintenance Schedules MaintenanceProposition 65 Warning Check Battery ChargeRecommended Jump Starting Procedure Check Engine Oil LevelDo Not jump start a weak battery if these conditions exist Release the Cushion for Rear AccessRemove key. Engage parking brake Check Mower BladesCheck for Loose Hardware Check Safety Interlock SystemService Air Cleaner Checking the Safety Interlock SystemCheck Condition Of Belts Change Engine OilCheck Hydraulic Oil Level Check Tire PressuresLubricate Caster Wheel Hubs Lubrication ChartLevel Check Spark PlugsChange Fuel Filter Change Hydraulic System Filter and FluidHydraulic System Air Purge Wheel Hub Nut Torque SpecificationCheck Spark Arrester if equipped Dielectric Grease Thread Locking AdhesivesMobil HTS Grease Or Food-Grade Anti-seize Copper-Based Anti-seizeDeck Leveling AdjustmentsPump Drive Belt Tension Overall Height AdjustmentPark Brake Adjustment Deck Lift Handle ForceRemoving the Shim Electric Clutch AdjustmentForward Speed Adjustment Motion Control Tracking Adjustment Adjust RH Motion Control Handle Position Clean Debris From Machine Caster Pivot Bearings Pre-Load AdjustmentClean Engine and Exhaust System Area Remove Engine Shrouds and Clean Cooling FinsMotor Oil Disposal Clean Grass Build-Up Under DeckBattery Disposal Waste DisposalProblem Possible Cause Corrective Action TroubleshootingTroubleshooting Troubleshooting Electrical Diagram SchematicsElectrical Schematic Hydraulic Diagram General Warranty Conditions and Products Covered 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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920, 000 & higher specifications

The Exmark 920 is an exceptional piece of equipment tailored for professionals and enthusiasts alike. Designed with an emphasis on performance and reliability, this mower embodies the pinnacle of lawn care technology. Known for its robust construction, the Exmark 920 is equipped with a powerful engine, ensuring efficient and effective mowing even in demanding conditions.

One of the standout features of the Exmark 920 is its cutting deck. With a 52-inch or 60-inch mower deck option, it allows users to cover a large mowing area quickly. The deck is crafted from high-strength steel, providing durability and longevity while maintaining a lightweight design that enhances maneuverability. Innovative blade design promotes superior airflow for an even cut, preventing clumping and ensuring a polished finish across various grass types.

The Exmark 920 utilizes advanced technology, including the innovative RED Technology, which enhances engine performance by optimizing power consumption. This results in reduced fuel consumption while maintaining the required power output for demanding tasks. Additionally, the mower’s intuitive controls include a user-friendly interface, allowing for easy adjustments and settings, catering to the varying needs of different lawn types and conditions.

Another notable feature of the Exmark 920 is its all-day comfort design. With an ergonomic seat and advanced suspension system, operators can tackle long mowing sessions without discomfort. The padded seat is adjustable, providing maximum support to minimize fatigue, while the suspension system absorbs bumps and uneven terrain for a smoother ride.

Furthermore, the Exmark 920 prioritizes serviceability. Easy access points for maintenance and a well-designed layout ensure that routine tasks, such as oil changes and blade replacements, can be completed efficiently. The model also comes equipped with LED headlights for improved visibility during early morning or late evening mowing.

In summary, the Exmark 920 is a sophisticated mower combining power, advanced technology, and design for comfort and utility. Its high-performance engine, durable cutting deck, user-friendly controls, and serviceable layout make it an ideal choice for anyone seeking to achieve a well-manicured lawn with professional results. Whether for commercial or residential use, the Exmark 920 stands out as a leading option in the market, enabling users to tackle any mowing challenge with confidence and ease.