Before the machine works, run it at low speed for a few minutes, watch the lubricating chain oil, form an oil line, and then work. When the machine is working, use the throttle at high speed. After each tank of oil work, you should rest for 10 minutes, and clean the loose gaskets of the machine after each work to ensure heat dissipation;
The spark plug should be removed every 25 hours of use, and the dust on the electrode should be brushed with a wire, and the electrode gap should be adjusted to 0.6-0.7mm;
The air filter removes dust every 25 hours of use, and the dust should be more frequent. The foam filter element is cleaned with gasoline or washing liquid and water, squeezed to dry, and then soaked in oil, squeezed out the excess oil to install. If it is printed with "DON NOT OIL", there is no need to add engine oil;
Every 50 hours of use of the muffler, remove the muffler and clean up the carbon deposits on the exhaust port and the muffler outlet.
The fuel filter (suction head) removes impurities every 25 hours.
2. Tool part
When using the new machine, pay attention to the tightness of the saw chain so that it can push the saw chain to rotate. It is advisable to use a hand-held saw chain with the guide teeth parallel to the guide plate. After a few minutes of use, pay attention to tensioning the saw chain again.
3. Safe to use
Before operation, no people or animals are allowed to move within 20 meters. Be sure to check whether there are angle irons, stones and other debris on the grass, and remove the debris on the grass.
When storing, you must clean the body, drain the mixed fuel, and burn the fuel in the vaporizer; remove the spark plug, add 1-2ml of two-stroke engine oil to the cylinder, pull the starter 2-3 times, and install the spark plug.
In addition, it is forbidden to increase the oil when the new machine is tested, and it needs to be idle for a period of time for the cylinder and piston to run-in before it can work.