Exmark 4501-191 Rev.A manual Adjusting the Front-to-Rear Blade Slope

Page 47

Maintenance

the new position (Figure 50). Tighten the rear locking nut on the hanger bracket.

10.Continue leveling the deck by checking the front-to-rear blade slope; refer to Adjusting the Front-to-Rear Blade Slope.

Adjusting the Front-to-Rear Blade Slope

Check the front-to-rear blade level any time you install the mower. If the front of the mower is more than 5/16 inch (7.9 mm) lower than the rear of the mower, adjust the blade level using the following instructions:

1.Park the machine on a level surface and disengage the blade control switch.

2.Move the motion control levers outward to the park position, stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.

3.Set the height-of-cut lever to middle position.

Note: Check and adjust the side-to-side blade level if you have not checked the setting; refer to Side-to-Side Leveling.

4.Carefully rotate the blades so they are facing front to rear (Figure 51 and Figure 52).

Figure 51

42 Inch Decks

1.Blades front to rear

2.Measure from the tip of the blade to the flat surface here

Figure 52

50 Inch Decks

1.Blades front to rear

2.Outside cutting edges

3.Measure from the tip of the blade to the flat surface here

5.Measure from the tip of the front blade to the flat surface and the tip of the rear blade to the flat surface (Figure 51 and Figure 52). If the front blade tip is not 1/16-5/16 inch (1.6-7.9 mm) lower than the rear blade tip, adjust the front locknut.

6.To adjust the front-to-rear blade slope, rotate the adjustment nut in the front of the mower (Figure 53).

Figure 53

1. Adjusting rod

3. Lock nut

2.Adjusting block

7.To raise the front of the mower, tighten the adjustment nut. To lower the front of the mower, loosen the adjustment nut.

8.After adjustment, check the front-to-rear slope again. Continue adjusting the nut until the front

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Contents Quest California Introduction Contents General Operation SafetySafety Alert Symbol Safe Operating PracticesTowing ServiceSlope Operation ChildrenGeneral Service Exmark Riding Mower SafetySafety 106-8717 Safety and Instructional Decals119-8814 PTO Switch Symbols 116-4220 120-2239 Systems SpecificationsModel Numbers Dimensions Torque Requirements Product OverviewControls OperationFuel Window Think Safety FirstOperating Instructions Height-of-Cut Foot LeverRecommended Gasoline Using Stabilizer/ConditionerFilling the Fuel Tank Checking the Engine Oil LevelStarting the Engine Disengaging the Blades Operating the BladesStopping the Engine Engaging the BladesDriving Forward or Backward Safety Interlock SystemUnderstanding the Safety Interlock System Testing the Safety Interlock SystemBackward Stopping the Machine Adjusting the Height of CutAdjusting the Anti-Scalp Rollers Inch Deck Positioning the SeatPushing the Machine by Hand Adjusting the Motion Control LeversChanging the Seat Ride Suspension Transporting a Unit Side DischargeTransporting To Operate the MachineOperating Tips Long Grass When StoppingKeep the Underside of the Mower Clean Blade MaintenanceRecommended Maintenance Schedules MaintenanceGreasing the Bearings Raising the SeatLubrication Servicing the Engine Oil Engine MaintenanceServicing the Air Cleaner Cleaning the ElementChanging the Oil and Filter Checking the Spark Plug Installing the Spark PlugServicing the Spark Plug Removing the Spark PlugReplacing the Fuel Filter Cleaning the Blower HousingFuel System Maintenance Servicing the Emissions FilterRemoving the Battery Electrical System MaintenanceCharging the Battery Recommended Jump Starting Procedure Checking the Battery ChargeDo Not jump start a weak battery if these conditions exist Installing the BatteryChecking the Hydraulic Oil Level Drive System Maintenance Checking the Tire PressureServicing the Fuses Releasing the Electric BrakeRemoving Hydraulic System Filters Changing the Hydraulic System Filter and OilInstalling the Hydraulic System Filters Inspecting the Blades Mower Maintenance Servicing the Cutting BladesBleeding the Hydraulic System Before Inspecting or Servicing the BladesMeasure from the tip of the blade to the flat surface here Checking for Bent BladesSharpening the Blades Removing the BladesSide-to-Side Leveling Installing the BladesLeveling the Mower Deck Blades side to side Adjusting the Front-to-Rear Blade Slope Replacing the Mower Belt Mower Belt MaintenanceRemoving the Mower Inspecting the BeltsInstalling the Mower Deflector Replacing the DischargeRod Deck brackets Spring Washing the Underside of the Mower Clean Engine and Exhaust System AreaStorage Cleaning and StorageProblem Possible Cause Corrective Action TroubleshootingTo Pushing the Machine by Hand Electrical Diagram SchematicsElectrical Logic Schematic Exmark Quest Turf Equipment Page Page Date Description of Work Done Service Done By Service RecordPage 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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