Exmark COMMERCIAL 21 Operating Instructions, Handle Adjustment, Open the Fuel Shut-Off Valve

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Operation

Operating Instructions

Handle Adjustment

The height of the handle can be adjusted for comfortable operation. Stand behind the handle to determine the height. To adjust the handle height, position the hardware into one of the three holes in the handle bracket.

Open the Fuel Shut-Off Valve

Rotate the valve 1/4 turn counterclockwise to turn the fuel on (if equipped).

Starting the Engine

1. Connect the wire to the spark plug.

Figure 9

Honda unit

1.Muffler

2.Oil fill/dipstick

3.Fuel tank cap

4.Recoil starter handle (located on handle bar for zone start units)

5.Engine stop switch (if equipped)

6.Air filter

7.Choke (BBC only)

Throttle/Choke (located on handle bar for zone start units)

8.Spark plug

Figure 10

Kawasaki units with large fuel tank shown

1.Muffler

2.Oil fill/dipstick

3.Recoil starter handle (located on handle bar for zone start units)

4.Fuel tank cap (fuel tank varies)

5.Engine stop switch (if equipped)

6.Oil filter (if equipped)

7.Air cleaner

8.Primer bulb

9.Spark plug

2.Open the fuel valve.

3.For ECXKABBC21 Units: Turn the engine stop switch to “” (see Figure 5).

4.For Kawasaki Units: Press the primer bulb two times (see Figure 11).

Figure 11

For ECXHNBBC21 Units: Turn the engine stop switch to “” and pull outward on the choke control.

For ECXHN21 Units: Move the choke/throttle control forward to the choke position.

Note: Do Not use the choke when the engine is warmed up.

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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 117-2718 116-2737 Systems SpecificationsDimensions Model NumbersOverall Length and Height at 2 inch Cutting Height Product OverviewControls OperationFuel Shut-Off Valve Pre-StartStarting the Engine Handle AdjustmentOperating Instructions Open the Fuel Shut-Off ValveOperating the Self-Propel Drive Self-Propelled Units Only Stopping the EngineUsing the Mulch Plug Adjusting the Cutting Height Test Using the Grass BagUsing the Grass Bag Operating Tips Recommended Maintenance Schedules MaintenanceCheck Engine Oil Level Checking the Blade Brake Clutch Blade Brake Clutch OnlyCheck the Mower Blade Emptying the Fuel Tank and Cleaning the Fuel Filter section Check for Loose Hardware Service Air Filter ECXHNBBC21 and ECXHN21 Units Service Air Filter Kawasaki UnitsChange Engine Oil Change Oil Filter ECXKA21 and ECXKABBC21 Check Condition Of Belt Self-Propelled Units OnlyCheck Spark Plugs Adjusting the Self-Propel Drive Self-Propelled Units Only Emptying the Fuel Tank and Cleaning the Fuel FilterAdjustment of drive cable nuts Clean Grass Build-Up Under Deck Cleaning the Discharge Tunnel and PlugCleaning Under the Belt Cover Self-Propelled Units Only Screws BBC Shield Motor Oil Disposal Waste DisposalGeneral Storage Information StoragePreparing the Fuel System Preparing the EngineProblem Possible Cause Corrective Action TroubleshootingTroubleshooting Exmark Commercial Equipment Page Service Record Page See EXMARK’S Complete Line of Accessories and Options

COMMERCIAL 21 specifications

The Exmark COMMERCIAL 21 is a top-tier commercial lawn mower designed to meet the rigorous demands of professional landscapers and lawn care providers. This robust machine combines innovative technology with ergonomic features to deliver exceptional performance, reliability, and ease of use.

One of the standout features of the COMMERCIAL 21 is its powerful engine. It is equipped with a reliable, high-performance engine that provides plenty of torque and power for tackling tough mowing conditions. This not only ensures efficiency but also enhances productivity, allowing operators to cover large areas in a shorter amount of time.

A significant advantage of the COMMERCIAL 21 is its patented MicroCut™ dual-blade system. This innovative cutting technology enhances the mowing quality by producing finer clippings. This results in an even cut and a higher-quality finish, leaving lawn surfaces looking meticulously manicured. The MicroCut blades are designed to prevent clogging, even in wet conditions, making the mower versatile for various grass types and environments.

Furthermore, the Exmark COMMERCIAL 21 features a durable and robust construction. Its heavy-duty steel deck can withstand the wear and tear of daily use while providing superior performance over time. The 21-inch cutting deck strikes a balance between maneuverability and cutting efficiency, making it ideal for residential areas, tight spots, and larger lawns alike.

When it comes to comfort, the COMMERCIAL 21 has ergonomically designed controls that make operation intuitive and user-friendly. The adjustable handle and padded grips help reduce operator fatigue during long mowing sessions, enabling professionals to work efficiently without discomfort.

For enhanced usability, this mower also has a quick-folding feature, allowing for easy transportation and storage. This attribute saves valuable time on the job site and ensures that the mower is ready to go when needed.

In addition to its robust features, the Exmark COMMERCIAL 21 incorporates user-friendly maintenance protocols. The easy-access engine and blade chambers facilitate routine checks, and the overall design promotes a longer lifespan with minimal maintenance requirements.

Overall, the Exmark COMMERCIAL 21 stands out in the market for its combination of power, performance, and user-centric design, making it an exceptional choice for professionals looking for a reliable and efficient lawn care solution. With its advanced features and technologies, it consistently delivers a superior mowing experience.
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