Using a chainsaw requires initial knowledge of its use, and the following 30 points need to be noted. SENWART's chainsaw professional quality for 10 years, to help you use the chainsaw correctly.

The use of chainsaws need to master the initial knowledge of the use of the following 30 points need to pay attention to.

1. the operator must carefully read the instructions before operating the machine. First-time practical, be sure to ask an experienced person on the use of the product to guide you before you start the actual operation.

2. The operator must wear safety gloves, safety shoes, appropriate work clothes, and protective glasses. When cutting saw operation, non-staff should not observe to avoid accidents.

3. It is strictly prohibited to use pure gasoline as fuel, pure gasoline will lead to overheating and damage to the machine.

4. Gasoline engines must use a mixture of gasoline and motor oil fuel.

5. gasoline engine's first 20 hours of operation, the fuel ratio is gasoline: oil = 20:1

6. After 20 hours of operation, the normal fuel ratio is gasoline: oil = 25:1 or 50:1.

7. the above-mentioned ratio, such as 50:1, refers to the volume ratio, not the weight ratio. That is the same bottle, 50 bottles of gasoline to a bottle of oil, not 50 pounds of gasoline to 1 pound of oil.

8. the new gasoline engine must be used before the low-speed break-in in 1-2 hours. Not according to the requirements of the break-in will make the chainsaw in the use process of high failure rate, and a short life.

9. it is strictly prohibited in the chainsaw without load or overload, a hard throttle, will lead to abnormal cylinder wear and cylinder.

10. oil for two-stroke FC-grade special oil, gasoline grade 90 #, 93 # two.

11. continuous use of chain saws is too long, and easily makes the engine temperature too high, it is recommended that every use for some time, stop and rest for 15-20 minutes to avoid engine overheating or overloaded operation.

12. professionals recommend the use of special two-stroke engine oil or Mobil, Great Wall, unified two-stroke FC-grade special engine oil designated by Kremp.

13. The practical use of poor gasoline and oil will lead to the cylinder, piston damage, piston rings, crankshaft, connecting rod, bearings, oil seals, carburetor and so on.

14. Please use the matching guide plate chain, so as not to affect the cutting effect and machine life.

15. The oil in the oil tank to lubricate the guide plate chain should be clean and special chain oil, do not use recycled oil, which will affect the service life of the guide plate chain, and even lead to the breakage of the guide plate chain, endangering the safety of people.

16. Strictly prohibit rapid acceleration and emergency stop, so as not to damage the machine.

17. for safety and fire prevention, refueling must be done away from fire sources, shut down the machine! No fireworks!

18. Do not overfill the fuel tank and oil tank, if there is fuel and oil overflow or splash, do not hesitate to test the bottom of the clean, and make sure that the fuel port cap and the oil port cap are tightly screwed before starting the engine. Fueling is usually done to 80% of the fuel tank. When handling fuel and oil, always be careful to move them at least 3 meters away from the point of operation.

19. Do not use the gasoline engine with people or children who cannot understand the operating instructions.

20. This product is equipped with a high-speed chain with sharp blades, which can be dangerous if the operator makes a mistake, so do not use the gasoline saw when you are tired, sick, or irritable.

21. Regularly open the air filter cover, clear inside the air filter, and carburetor, especially when sawing dry wood, to clean in time.

22. when the engine is running, always use both hands to grasp the chainsaw. Use your left hand to hold the front handle, and use your right thumb and other fingers to hold the rear handle of the chainsaw firmly.

23. While the engine is running, be careful that the chain part does not touch rocks or your body.

24. after the engine and chain completely stopped running, in the guide plate chain jacket on the guide plate sleeve, and so on the muffler cooled down before handling the chainsaw.

25. each time before the practical chainsaw check the chainsaw, to see if there is wear and tear, loose, or no damage. If the chainsaw is damaged, improperly adjusted, or completely unassembled, do not use the chainsaw.

26. except for some simple parts, all chainsaw maintenance should be repaired by professional chainsaw repair personnel.

27. The engine must be turned off before putting the chainsaw down.

28. non-professional users, are prohibited from taking the chainsaw as a trick, operating or playing in the tree.

29. Prevent backlash. Recoil is the upward movement of the guide plate, which occurs when the chain at the end of the guide plate touches an object, recoil can lead to an extremely dangerous loss of control of the chainsaw.

30. When transporting the chainsaw over long distances, remove the guide plate and chain, or attach the guide plate and chain and place the chainsaw in a suitable position.