Exmark VT691KA524CA, VT691KA484CA, VT651KA484, VT730EKC524 Recommended Maintenance Schedules

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Maintenance

Maintenance

Note: Determine the left and right sides of the machine from the normal operating position.

WARNING

While maintenance or adjustments are being made, someone could start the engine. Accidental starting of the engine could seriously injure you or other bystanders.

Remove the key from the ignition switch, engage parking brake, and pull the wire(s) off the spark plug(s) before you do any maintenance. Also push the wire(s) aside so it does not accidentally contact the spark plug(s).

WARNING

The engine can become very hot. Touching a hot engine can cause severe burns.

Allow the engine to cool completely before service or making repairs around the engine area.

Recommended Maintenance Schedule(s)

Maintenance Service

Maintenance Procedure

Interval

 

 

 

 

 

After the first 5 hours

Change the engine oil.

 

 

After the first 100 hours

• Check the wheel hub torque specification.

• Check the wheel lug nuts.

 

 

 

 

After the first 250 hours

Change the hydraulic filter and fluid.

 

 

 

• Check the engine oil level.

 

Check the mower blades.

 

• Check the safety interlock system.

Before each use or daily

Check for loose hardware.

 

• Clean the engine and exhaust system area.

 

• Clean the grass and debris build-up from the machine and cutting deck.

 

• Clean the grass build-up from under the deck.

 

 

 

• Check the hydraulic oil level.

 

• Check the tire pressures.

Every 50 hours

Check the condition of the belts.

 

• Grease the lift linkage pivots.

 

• Check spark arrester (if equipped).

 

 

 

Every 80 hours

Remove engine shrouds and clean cooling fins.

 

 

 

Every 100 hours

Change the engine oil. (May need more often under severe conditions.)

 

 

 

Every 160 hours

Check the spark plugs.

 

 

 

• Replace the primary air cleaner element — check secondary air cleaner element; replace if

Every 250 hours

 

dirty. (May need more often under severe conditions. See the Engine manual for additional

 

 

information.)

 

 

 

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Contents Vantage California Introduction Contents Safe Operating Practices SafetySafety Alert Symbol TrainingSafety Operation Slope OperationMaintenance and Storage Safety Safety and Instructional Decals 116-0404 116-2040 116-3076 116-7217 116-5040 116-4648 Systems SpecificationsModel Numbers Dimensions Torque Requirements Curb WeightProduct Overview Tread Width Outside to OutsideOperation ControlsHour Meter Ignition SwitchPark Brake Lever Fuel Shut-Off ValvePre-Start Operating InstructionsStopping the Engine PTO EngagementDisengaging the PTO Driving the Machine Driving ForwardAdjusting the Front Reference/Speed Control Bar Operating the PlatformOperating the Machine with the Platform Up Operating the Machine with the Platform DownTransporting a Unit Adjusting the Cutting HeightTransporting Loading a Unit Maintenance Recommended Maintenance SchedulesCheck Battery Charge Check Engine Oil LevelRecommended Jump Starting Procedure Release the Cushion for Rear Access Check Mower BladesCheck Safety Interlock System Blade control switch PTO is pulled onChange Engine Oil Service Air CleanerCheck for Loose Hardware Check Hydraulic Oil LevelLubricate Grease Fittings Check Tire PressuresCheck Condition Of Belts Lubricate Caster Wheel HubsChange Hydraulic System Filter and Fluid Check Spark PlugsChange Fuel Filter Hydraulic System Air Purge LevelWheel Hub Nut Torque Specification Check Spark Arrester if equippedCopper-Based Anti-seize Thread Locking AdhesivesMobil HTS Grease Or Food-Grade Anti-seize Dielectric GreaseAdjusting the Cutting Deck Rake Pump Drive Belt Tension Adjusting the Rear of the DeckPark Brake Adjustment Mower Deck Drive Belt TensionChecking the Tire Pressure in Drive System Electric Clutch Adjustment Removing the ShimMotion Control Neutral Adjustment Motion Control Tracking Adjustment Check the Neutral Switch AlignmentAdjust RH Motion Control Handle Position Caster Pivot Bearings Pre-Load Adjustment Clean Debris From Machine Clean Engine and Exhaust System AreaRemove Engine Shrouds and Clean Cooling Fins Clean Grass Build-Up Under DeckBattery Disposal Troubleshooting Problem Possible Cause Corrective ActionTroubleshooting Troubleshooting Schematics Electrical Diagram-All Units Except Kohler EFIElectrical Diagram-Kohler EFI Electrical Schematic-All Units Except Kohler EFI Electrical Schematic-Kohler EFI Hydraulic Diagram General Warranty Conditions and Products Covered Page Service Record Date Description of Work Done Service Done ByPage This page may be copied for personal use Exmark Accessories and Options

VT691KA524CA, VT691KA484CA, VT651KA484, VT730EKC524, VT691KA524 specifications

The Exmark VT691KA524, VT730EKC524, VT651KA484, VT691KA484CA, and VT691KA524CA mowers represent some of the most advanced lawn care technology in the market. Each model is designed to deliver professional-grade performance, ensuring lawns are impeccably manicured.

The VT691KA524 features a robust 691cc engine, delivering powerful performance. Its 52-inch cutting deck allows for efficient mowing, making it ideal for medium to large-sized lawns. The mower incorporates Exmark's innovative patented UltraCut deck design, which offers exceptional cut quality and reduced clumping. Additionally, it boasts a high-capacity fuel tank, which is designed for extended operation without frequent refueling.

Another standout model, the VT730EKC524, comes with a 730cc engine, providing even more horsepower. This model supports advanced cooling and air filtration systems that enhance engine life and performance. The VT730EKC524’s fully adjustable cutting height options allow users to customize their mowing experience, ensuring a clean and even cut on various grass types.

The VT651KA484, equipped with a 651cc engine, emphasizes manoeuvrability and ease of use. It features a compact design that allows it to navigate tight spaces. The 48-inch cutting deck still provides a significant mowing width, and the model is also equipped with Exmark’s patented parking brake system for added safety.

The VT691KA484CA and VT691KA524CA are both equipped with the powerful 691cc engine like the VT691KA524. However, they come with unique functionalities that enhance their usability. The -CA variants offer additional features, such as an improved comfort seat and steering controls, making them ideal for extended mowing sessions without fatigue.

All these models feature Exmark’s signature Precision-Theory mower technology. This ensures that the mower maintains a consistent speed and cutting height while preventing scalping on uneven terrain. Furthermore, the mowers are constructed with durable, high-quality materials designed for longevity, ensuring that they can withstand the rigors of regular use.

With their user-friendly operation, advanced technologies, and rugged construction, the Exmark VT series mowers are an excellent investment for anyone looking to maintain an attractive and healthy lawn. Whether you choose the VT691KA524 for its efficiency or the VT730EKC524 for its superior horsepower, each model guarantees professional-quality results.