Zenoah HEZ2500F manual Before Starting the Engine,  9 

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5. For safe operation

■BEFORE STARTING THE ENGINE

1.The area within a perimeter of 50 feet (15m) of the person using the product should be considered a hazardous area into which no one should enter. If necessary yellow warning rope, warning signs should be placed around the perimeter of the area. When work is to be performed simultaneously by two or more persons, care should also be taken to constantly look around or otherwise check for the presence and locations of other people working so as to maintain a distance between each person sufficient to ensure safety.

2.Check the condition of working area to avoid any accident by hitting hidden obstacles such as stumps, stones, cans, or broken grass.

IMPORTANT

Remove any obstacle before beginning work.

3.Inspect the entire unit for loose fasteners and fuel leakage. Make sure that the cutting attachment is properly installed and securely fastened.

■STARTING THE ENGINE

1.Keep bystanders and animals at least 50feet (15m) away from the operating point. If you are approached, immediately stop the engine.

2.The product is equipped with a centrifugal clutch mechanism, so the cutting attachment begins to rotate as soon as the engine is started by putting the throttle into the start position. When starting the engine, place the product onto the ground in a flat clear area and hold it firmly in place so as to ensure that neither the cutting part nor the throttle come into contact with any obstacle when the engine starts.

WARNING

Never place the throttle into the high speed position when starting the engine.

3.After starting the engine, check to make sure that the cutting attachment stops rotating when

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Contents HE225F HEZ2500F Page Contents Safety FirstSpecifications Parts location 4   5   6  Symbols on the machineWorking Condition For safe operationWorking Circumstance  7  8  Working PlanBefore Starting the Engine Starting the Engine 9  Using the Product If Someone Comes 10   11  MaintenanceHandling Fuel Transportation 12   13  Set upFuel HOW to MIX Fuel 14  Recommended Mixing Ratio Gasoline 50OILFor Your Engine LIFE, Avoid Fueling the Unit 16  Operation 17   18  OP8 HOW to USEMaintenance Maintenance Chart 19   20  Spark Arrester MA4 MA5 MA6 MufflerGear Case Drive Shaft MA6Blade MA7 MA7Intake AIR Cooling Vent  22 Storage Procedures to be Performed After Every 100 Hours of USEMA9 PropectorTroubleshooting guide Check Probable Causes Action 24   25  Parts list 26  Drive Unit S/N 200001 and up 27   28  Engine Unit HE225F S/N 50100000 and upDiaphragm  29  30  Engine Unit HEZ2500F S/N 50100000 and upDiaphragm  31 Limited Warranty RedMax Garantie limitée Page Page Komatsu Zenoah America INC

HEZ2500F specifications

The Zenoah HEZ2500F is a versatile and powerful two-stroke engine designed for a wide range of applications, including remote-controlled aircraft and various types of RC vehicles. Known for its exceptional performance and reliability, the HEZ2500F integrates advanced technologies that enhance its efficiency and ease of use, making it a preferred choice among hobbyists and professionals alike.

One of the main features of the Zenoah HEZ2500F is its lightweight yet robust design. Weighing in at just around 2.5 kilograms, the engine is constructed with durable materials that ensure long-lasting performance while keeping the overall weight low. This characteristic is crucial for applications where minimizing weight can significantly improve flight times and maneuverability.

The engine boasts a displacement of 25 cc, providing ample power for demanding tasks. Its specific power output delivers exceptional acceleration and speed, making it well-suited for competitive racing and high-performance applications. The HEZ2500F is engineered with a unique cooling system that helps maintain optimal operating temperatures during prolonged use, ensuring a consistent performance and reducing the risk of overheating.

One of the standout technologies integrated into the HEZ2500F is its advanced ignition system. This electronic ignition provides reliable starts in various weather conditions, ensuring users can depend on the engine when it is most needed. Additionally, its carburetor is designed for seamless adjustments, enabling easy tuning for different altitudes and performance preferences.

Furthermore, the Zenoah HEZ2500F is known for its fuel efficiency. The engine's optimized combustion chamber design maximizes the burn of fuel, translating to longer run times and reduced fuel consumption. This feature not only saves costs for the operator but also contributes to a lower environmental impact, making it a more sustainable option in the long run.

Overall, the Zenoah HEZ2500F stands out in the field of small engines thanks to its impeccable balance of power, efficiency, and reliability. Whether for hobbyists seeking thrilling flight experiences or professionals requiring dependable performance, the HEZ2500F encompasses all the essential characteristics that enhance user satisfaction and operational success. Its combination of lightweight design, robust power output, advanced ignition technology, and fuel efficiency positions it as a leading choice in the market of small engines.
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