Exmark 4501-191 Rev.A Engine Maintenance, Servicing the Engine Oil, Servicing the Air Cleaner

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Maintenance

Figure 22

Located on the seat pan

1.Read the instructions before servicing or performing maintenance.

2.Check tire pressure every 25 operating hours.

3.Grease every 25 operating hours.

4.Engine

4.Wipe up any excess grease.

Engine Maintenance

Servicing the Air Cleaner

Service Interval: Every 25 hours/Monthly (whichever comes first) (May need more often under extremely dusty or dirty conditions.)

Check the air cleaner daily or before starting the engine. Check for a buildup of dirt and debris around the air cleaner system. Keep this area clean. Also check for loose or damaged components. Replace all bent or damaged air cleaner components.

Note: Operating the engine with loose or damaged air cleaner components could allow unfiltered air into the engine causing premature wear and failure.

Note: Service the air cleaner more often under extremely dusty, dirty conditions.

1.Park the machine on a level surface, disengage the blade control switch, move the motion control levers to the brake position, stop the engine, and remove the key.

2.Clean around the air cleaner cover to prevent dirt from getting into the engine and causing damage. Lift the cover and remove the hose clamp securing the air cleaner assembly to the engine (Figure 23).

3.Loosen the hose clamp and remove the paper element (Figure 23).

Figure 23

1. Cover

3. Hose clamp

2.Paper element

Cleaning the Element

Service Interval: Every 100 hours—Service the paper element. (more often in dusty, dirty conditions)

Every 200 hours/Yearly (whichever comes first)—Replace the paper element. (more often in dusty, dirty conditions)

1.Lightly tap the element on a flat surface to remove dust and dirt.

2.Inspect the element for tears, an oily film, and damage to the seal.

Important: Never clean the paper element with pressurized air or liquids, such as solvent, gas, or kerosene. Replace the paper element if it is damaged or cannot be cleaned thoroughly.

Servicing the Engine Oil

Checking the Oil Level

Service Interval: Before each use or daily

1.Park the machine on a level surface, disengage the blade control switch, stop the engine, engage parking brake, and remove the key.

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Contents Quest California Introduction Contents Safety Safety Alert SymbolSafe Operating Practices General OperationService Slope OperationChildren TowingExmark Riding Mower Safety General ServiceSafety Safety and Instructional Decals 106-8717119-8814 PTO Switch Symbols 116-4220 120-2239 Systems SpecificationsModel Numbers Dimensions Product Overview Torque RequirementsOperation ControlsThink Safety First Operating InstructionsHeight-of-Cut Foot Lever Fuel WindowUsing Stabilizer/Conditioner Recommended GasolineFilling the Fuel Tank Checking the Engine Oil LevelStarting the Engine Operating the Blades Stopping the EngineEngaging the Blades Disengaging the BladesSafety Interlock System Understanding the Safety Interlock SystemTesting the Safety Interlock System Driving Forward or BackwardBackward Stopping the Machine Adjusting the Height of CutAdjusting the Anti-Scalp Rollers Positioning the Seat Inch DeckPushing the Machine by Hand Adjusting the Motion Control LeversChanging the Seat Ride Suspension Side Discharge TransportingTo Operate the Machine Transporting a UnitOperating Tips When Stopping Keep the Underside of the Mower CleanBlade Maintenance Long GrassMaintenance Recommended Maintenance SchedulesGreasing the Bearings Raising the SeatLubrication Engine Maintenance Servicing the Air CleanerCleaning the Element Servicing the Engine OilChanging the Oil and Filter Installing the Spark Plug Servicing the Spark PlugRemoving the Spark Plug Checking the Spark PlugCleaning the Blower Housing Fuel System MaintenanceServicing the Emissions Filter Replacing the Fuel FilterRemoving the Battery Electrical System MaintenanceCharging the Battery Checking the Battery Charge Recommended Jump Starting ProcedureInstalling the Battery Do Not jump start a weak battery if these conditions existDrive System Maintenance Checking the Tire Pressure Servicing the FusesReleasing the Electric Brake Checking the Hydraulic Oil LevelChanging the Hydraulic System Filter and Oil Removing Hydraulic System FiltersInstalling the Hydraulic System Filters Mower Maintenance Servicing the Cutting Blades Bleeding the Hydraulic SystemBefore Inspecting or Servicing the Blades Inspecting the BladesChecking for Bent Blades Measure from the tip of the blade to the flat surface hereRemoving the Blades Sharpening the BladesSide-to-Side Leveling Installing the BladesLeveling the Mower Deck Blades side to side Adjusting the Front-to-Rear Blade Slope Mower Belt Maintenance Removing the MowerInspecting the Belts Replacing the Mower BeltInstalling the Mower Replacing the Discharge DeflectorRod Deck brackets Spring Clean Engine and Exhaust System Area Washing the Underside of the MowerCleaning and Storage StorageTroubleshooting Problem Possible Cause Corrective ActionTo Pushing the Machine by Hand Schematics Electrical DiagramElectrical Logic Schematic Exmark Quest Turf Equipment Page Page Service Record Date Description of Work Done Service Done ByPage This page may be copied for personal use Exmark Accessories and Options

4501-191 Rev.A specifications

The Exmark 4501-191 Rev.A is a cutting-edge lawn mower designed to deliver exceptional performance and efficiency for both residential and commercial users. With its robust build and advanced technology, this model has quickly gained popularity among landscapers and homeowners alike.

One of the standout features of the Exmark 4501-191 Rev.A is its powerful engine. Equipped with a high-performance Kohler engine, this mower provides ample horsepower and torque, ensuring efficient cutting even in tough conditions. This allows users to tackle dense grass and uneven terrains with ease, making it ideal for various landscaping needs.

The mower's innovative cutting system is another highlight that sets it apart. Featuring a large, durable cutting deck, the Exmark 4501-191 Rev.A offers an impressive cutting width, enabling users to cover more ground in less time. The deck is designed for precision, providing a clean and even cut every time. Additionally, the adjustable cutting height feature allows for customized lawn care, accommodating different grass types and lengths.

One of the remarkable technologies integrated into the Exmark 4501-191 Rev.A is its efficient fuel system. The mower is engineered to maximize fuel efficiency, allowing users to extend their mowing sessions without the frequent need to refuel. This feature not only saves time but also reduces overall operating costs, making the mower a cost-effective choice for users with large properties.

Comfort and maneuverability are also key characteristics of the Exmark 4501-191 Rev.A. The ergonomic controls are designed for ease of use, providing a smooth and responsive experience. The mower features large rear wheels and front casters, allowing for agile navigation around obstacles and tight spaces. This is particularly beneficial for commercial users who often work in complex environments.

Maintenance is simplified with the Exmark 4501-191 Rev.A, allowing users to focus on lawn care rather than upkeep. The model is built with durable materials, ensuring longevity and reducing wear and tear. Clear access points for cleaning and maintenance further enhance user convenience, making it easy to keep the mower in top shape.

In summary, the Exmark 4501-191 Rev.A is a high-performance lawn mower that combines power, efficiency, and ease of use. With its advanced engine, innovative cutting system, and user-friendly design, it stands out as an excellent choice for anyone looking to achieve a beautifully manicured lawn. Whether for commercial or residential use, this mower is a reliable tool that promises exceptional results.
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