Exmark COMMERCIAL 21 manual Operation

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Safety

Operation

WARNING

Operating engine parts, especially the muffler, become extremely hot. Severe burns can occur on contact and debris, such as leaves, grass, brush, etc. can catch fire.

Allow engine parts, especially the muffler, to cool before touching.

Remove accumulated debris from muffler and engine area.

Install and maintain in working order a spark arrester before using equipment on forest-covered, grass-covered, or brush-covered unimproved land.

WARNING

Engine exhaust contains carbon monoxide, which is an odorless deadly poison that can kill you.

Do Not run engine indoors or in a small confined area where dangerous carbon monoxide fumes can collect.

Operate only in daylight or good artificial light, keeping away from holes and hidden hazards.

Start the engine carefully according to instructions with feet well away from the blade.

Never raise deck with blade running.

Never operate the mower with damaged guards, shields, or covers. Always have safety shields, guards, switches and other devices in place and in proper working condition.

Never mow with the discharge door raised, removed or altered unless there is a grass collection system or mulch kit in place and working properly.

Grass catcher components are subject to wear, damage and deterioration, which could expose moving parts or allow objects to be thrown.

Frequently check the components and replace them with the manufacturer’s recommended parts when necessary.

Do Not change the engine governor setting or overspeed the engine.

Never attempt to make wheel height adjustments while the engine is running.

Park the machine on level ground. Stop engine, wait for all moving parts to stop, and remove the spark plug wire(s).

Before checking, cleaning or working on the mower.

After striking a foreign object or abnormal vibration occurs (inspect the mower for damage and make repairs before restarting and operating the mower).

Before clearing blockages.

Whenever you leave the mower.

Stop engine, wait for all moving parts to stop:

Before refueling.

Before dumping the grass catcher.

Before making height adjustments.

WARNING

Hands, feet, hair, clothing, or accessories can become entangled in rotating parts. Contact with the rotating parts can cause traumatic amputation or severe lacerations.

Do Not operate the machine without guards, shields, and safety devices in place and working properly.

Keep hands, feet, hair, jewelry, or clothing away from rotating parts.

Keep clear of the discharge opening at all times.

This mower was designed for one operator only. Keep all others away from mower during operation.

DO NOT operate the mower when people, especially children, or pets are in the area.

Be alert, slow down and use caution when making turns. Look behind and to the side before changing directions.

Stop the blades, slow down, and use caution when crossing surfaces other than grass and when transporting the mower to and from the area to be mowed.

Be aware of the mower discharge path and direct discharge away from others.

Do Not operate the mower under the influence of alcohol or drugs.

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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 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 section Check for Loose Hardware Service Air Filter ECXHNBBC21 and ECXHN21 Units Service Air Filter Kawasaki UnitsChange Engine Oil Check Condition Of Belt Self-Propelled Units Only Change Oil Filter ECXKA21 and ECXKABBC21Check Spark Plugs Adjusting the Self-Propel Drive Self-Propelled Units Only Emptying the Fuel Tank and Cleaning the Fuel FilterAdjustment of drive cable nuts Cleaning the Discharge Tunnel and Plug Clean Grass Build-Up Under DeckCleaning 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 MicroCutâ„¢ 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.