Maintenance of Saw Chain and Guide Bar, SAW Chain

Zenoah G621AVS manual Maintenance of Saw Chain and Guide Bar, SAW Chain

F11-1

F11-2

English

11. Maintenance of Saw Chain and Guide Bar

■SAW CHAIN

WARNING

It is very important for smooth and safe operation to keep the cutters always sharp.

Your cutters need to be sharpened when:

•Sawdust becomes powder-like.

•You need extra force to saw in.

•The cut way does not go straight.

•Vibration increases.

•Fuel consumption increases.

Cutter setting standards:

WARNING

Be sure to wear safety gloves.

Before filing:

•Make sure the saw chain is held securely.

•Make sure the engine is stopped.

•Use a round file of proper size for your chain.

Chain type:	72V
File size:	7/32 in.(5.5mm)

Place your file on the cutter and push straight forward. Keep the file position as illustrated. (F11-1)

Make sure every cutter has the same length and edge angles as illustrated. (F11-2)

(1)Cutter length

(2)Filing angle

(3)Side plate angle

(4)Top plate cutting angle

G621AVS specifications

The Zenoah G621AVS is a powerful and reliable two-stroke engine designed for a wide range of applications, particularly in the realm of remote-controlled (RC) models and outdoor power equipment. Recognized for its blend of performance, efficiency, and durability, the G621AVS is a popular choice among hobbyists and professionals alike.

One of the standout features of the G621AVS is its displacement of 62cc, which provides a significant power output, making it suitable for various applications including RC helicopters, airplanes, and large-scale gardening equipment. This engine is engineered with a parallel twin-cylinder configuration, allowing for improved torque and smoother operation, which enhances overall performance and responsiveness.

The G621AVS utilizes advanced anti-vibration systems to reduce operational vibrations. This technology ensures user comfort and improves the longevity of the engine components by minimizing wear and tear caused by excessive vibrations. Consequently, operators can enjoy extended periods of use without fatigue, whether they are flying an RC aircraft or operating gardening tools.

Zenoah has also implemented a sophisticated carburetor system in the G621AVS, optimizing fuel efficiency while ensuring high performance. The engine is designed to deliver a stable fuel-air mixture, allowing for consistent power output and reliable starts. This results in lower fuel consumption, which is not only cost-effective but also environmentally friendly, reducing emissions without sacrificing performance.

Another characteristic of the G621AVS is its robust construction. Built with high-quality materials, the engine is designed to withstand harsh operating conditions. The durable design prolongs the lifespan of the engine, giving users confidence in their investment while ensuring dependable operation in various environments.

Easy maintenance is another key feature of the G621AVS. The engine is designed for straightforward access to components, making regular maintenance tasks less time-consuming and more accessible for users. Zenoah provides comprehensive support and resources, ensuring users can efficiently maintain high performance over the life of the engine.

In conclusion, the Zenoah G621AVS stands out in the competitive landscape of two-stroke engines, thanks to its powerful output, advanced technologies, and user-friendly features. Whether used in RC hobbies or professional applications, this engine promises reliability and efficiency, making it a top choice for those seeking performance and durability.