MA4 MA5 MA6 Muffler, Spark Arrester, Gear Case

9. Maintenance

MA4

(1)

MA5

MA6

■MUFFLER

WARNING

•Inspect periodically, the muffler for loose fasteners, any damage or corrosion. If any sign of exhaust leakage is found, stop using the machine and have it repaired immediately.

•Note that failing to do so may result in the engine catching on fire.

■SPARK ARRESTER

•The muffler is equipped with a spark arrester to prevent red hot carbon from flying out of the exhaust outlet. Periodically inspect and clean as necessary with a wire brush. In the State of California it is required by law (Section 4442 of the California Public Resources Code) to equip a spark arrester when a gas powered tool is used in any forest covered, brush covered, or grass covered unimproved land. (MA4)

(1) spark arrester

■GEAR CASE

•The reduction gears are lubricated by multipurpose, lithium-based grease in the gear case. At every 25 hours of use, supply the gear case with new grease. (MA5)

•Remove the cutter holders before installing new grease to arrange for old grease to exit. (MA7)

NOTE

•When removing and installing the holder(A), use care not to allow any dirt and dust entering in to the gear case. (MA7)

■DRIVE SHAFT (MA6)

•The drive shaft is lubricated by multipurpose lithium-based grease (NLGI No.2). Pull out the shaft from the pipe and supply new grease every 50 hours of use or more often depending on the job condition.

21 

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.