Exmark 4500-686 Rev. B manual Storage, Preparing the Fuel System, Preparing the Engine

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Storage

Storage

Preparing the Fuel System

To prepare the lawn mower for off season storage, perform the recommended maintenance procedures.

Store the lawn mower in a cool, clean, dry place. Cover the lawn mower to keep it clean and protected.

WARNING

Gasoline can vaporize if you store it over long periods of time. Gasoline vapors can explode if they come into contact with an open flame.

•Do Not store gasoline over long periods of time.

•Do Not store the lawn mower with gasoline in the fuel tank or the carburetor in an enclosure with an open flame. (For example, a furnace or a water heater pilot light.)

•Allow the engine to cool before storing it in any enclosure.

Empty the fuel tank when mowing the last time before storing the lawn mower.

1.Run the lawn mower until the engine stops from running out of fuel.

2.Prime the engine and start it again.

3.Allow the engine to run until it stops. When you can no longer start the engine it is sufficiently dry.

Preparing the Engine

1.While the engine is still warm, change the oil from the crankcase. Refer to Change Engine Oil section in Maintenance.

2.Remove the spark plug.

3.Using an oil can, add about one tablespoon of oil to the crankcase through the spark plug hole.

4.Slowly rotate the engine several times, using the starter rope, to distribute the oil.

5.Install the spark plug but Do Not connect the wire to the spark plug.

General Storage Information

1.Clean the lawn mower housing. Refer to

Cleaning the Underside of the Lawn Mower Housing section in Cleaning.

2.Clean any dirt and chaff from the cylinder, cylinder head fins, and blower housing.

3.Remove grass clippings, dirt, and grime from the external parts of the engine, the shrouding, and the top of the lawn mower housing.

4.Clean the BBC shield. Refer to Cleaning the Blade Brake Clutch Shield section in Cleaning.

5.Check the condition of the blade. Refer to Maintaining the Blade section in the Maintenance.

6.Service the air filter. Refer to Servicing the Air Filter in Maintenance.

7.Tighten all nuts, bolts, and screws.

8.Touch up all rusted or chipped paint surfaces with paint available from an Authorized Service Dealer.

Removing the Lawn Mower from Storage

1.Check and tighten all fasteners.

2.Remove the spark plug and spin the engine rapidly by pulling the starter rope to blow excess oil from the cylinder.

3.Clean the spark plug or replace it if it is cracked, broken, or if the electrodes are worn.

4.Install the spark plug and torque it to 17 ft-lb (23 N-m).

5.Perform any needed maintenance procedures.

6.Fill the fuel in the fuel tank with fresh gasoline.

7.Check the engine oil level.

8.Connect the wire to the spark plug.

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Contents Commercial California Introduction Contents Training SafetySafety Alert Symbol Safe Operating PracticesSafety Operation Slope Operation Maintenance and StorageSafety and Instructional Decals 109-9317 116-1922 116-2685 117-2718 116-1900 116-2737 Systems SpecificationsDimensions Model NumbersBlade Control Bail Product OverviewOperation ControlsBlade Control Lock Lever Blade Brake Clutch Units Only Engine Stop SwitchThrottle-Choke Lever ECXHN21 Choke Control ECXHNBBC21Operating Instructions Handle AdjustmentPre-Start Starting the Engine Open the Fuel Shut-Off ValveStopping the Engine Using the Mulch PlugAuthorized Service Dealer Adjusting the Cutting Height Test Using the Grass BagUsing the Grass Bag Operating Tips Recommended Maintenance Schedules MaintenanceChecking the Blade Brake Clutch Blade Brake Clutch Only Check Engine Oil LevelCheck the Mower Blade Emptying the Fuel Tank and Cleaning the Fuel Filter sectionCheck for Loose Hardware Service Air Filter ECSHN21 Units Service Air Filter Kawasaki UnitsDamaged or excessively dirty Service Air Filter ECXHNBBC21 and ECXHN21 UnitsChange Engine Oil Check Spark Plugs Emptying the Fuel Tank and Cleaning the Fuel FilterChange Oil Filter ECXKA21 and ECXKABBC21 Check Condition Of Belt Self-Propelled Units OnlyAdjusting the Self-Propel Drive Self-Propelled Units Only AdjustmentsAdjustment of drive cable nuts Cleaning Under the Belt Cover Self-Propelled Units Only Clean Grass Build-Up Under DeckCleaning the Discharge Tunnel and Plug Screws BBC Shield Motor Oil Disposal Waste DisposalGeneral Storage Information StoragePreparing the Fuel System Preparing the EngineProblem Possible Cause Corrective Action TroubleshootingTroubleshooting Exmark Commercial Turf Equipment Page See EXMARK’S Complete Line of Accessories and Options

4500-686 Rev. B specifications

The Exmark 4500-686 Rev. B is a cutting-edge commercial mower that embodies the perfect blend of performance, durability, and user-friendly features. Designed for professional landscapers and grounds maintenance professionals, this mower is built to handle the rigorous demands of large properties and commercial applications.

One of the standout features of the Exmark 4500-686 Rev. B is its powerful engine. Equipped with a robust EFI (Electronic Fuel Injection) engine, it delivers exceptional power and fuel efficiency. The engine's advanced technology allows for quicker starts and better throttle response, ensuring that users can tackle their mowing tasks without any delays. This efficiency translates into reduced operating costs and less time spent refueling.

Another notable technology integrated into this mower is the UltraCut deck system. The 4500-686 Rev. B features a precision-engineered cutting deck that provides a superior cutting performance, offering an even and professional finish to any lawn. The design promotes optimal airflow beneath the deck, resulting in better grass lift and dispersion, which reduces clumping and enhances the quality of the cut. Additionally, the cutting height is easily adjustable, allowing operators to customize their mowing according to specific turf conditions.

User comfort is a paramount consideration in the design of the Exmark 4500-686 Rev. B. The mower is equipped with an ergonomic seat and controls that minimize operator fatigue during extended use. The full-suspension seat absorbs shocks and vibrations, while the easy-to-use controls allow for intuitive operation, ensuring that mowing is a seamless and productive experience.

Durability is another key characteristic of the 4500-686 Rev. B. Built with high-quality materials and components, this mower is designed to withstand the wear and tear of everyday use. The frame is reinforced to provide added strength, while the corrosion-resistant coating ensures that it maintains its appearance and functionality over time.

In conclusion, the Exmark 4500-686 Rev. B is an exceptional choice for anyone looking for a reliable and efficient commercial mower. With its powerful EFI engine, advanced cutting technologies, emphasis on operator comfort, and rugged build quality, this mower offers unmatched performance in the field. Whether for professional landscaping or maintaining large properties, the Exmark 4500-686 Rev. B is engineered to meet the demands of any mowing job.
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