Sooner or later, even the best quality chainsaw will need sharpening. You can sharpen the tool chain yourself. The main thing is to determine in time that it is time to start sharpening.
State
Tips Before sharpening a chainsaw, it is necessary to determine the state of the chain. That is how you can find out if it's time to start grinding. The sharp chain differs from the blunt state of the teeth. The teeth of a sharp saw look a little different. If the teeth have the wrong sharpening angle, there are traces of the impact of solid objects like stone, and the edge is not as sharp as before, then it's time to start sharpening.
When the chain gets blunt, the chips become uneven, with traces of oil.
The sawing process itself can signal the need for sharpening. Usually, a sharp saw produces clean, large chips, the cutting process is easy, fast and free. Cutting becomes harder and harder.
Sharpening device
You can sharpen the chain with a simple file. You can also use a special electric machine, but working with it will require some skills, so a newbie is better to do the process manually. Recently, special sets for sharpening the chain, without removing it from the chainsaw. However, this patented device is intended only for special PowerSharp circuits.
Cover for sharpening the teeth
For safety, you need to apply a brake before sharpening the chainsaw chain.
When sharpening, the chain is not removed from the saw. File manipulations are done by yourself.
Care
For a chainsaw to last a long time without any problems, you need to properly care for her.
Fuel The tool works primarily on a mixture of gasoline and oil. Oil - a very important component, it is necessary for the operation of chainsaws. In no case can not use the unit on gasoline alone. The ratio of gasoline and oil should be approximately 1:40. 
Before storing the chainsaw, you need to properly disassemble and process:
How to disassemble First of all, you need to completely remove the gasoline from the saw. For this little merge it. It is necessary that the tool stalled in the process. Only then can one be sure that nothing is left in the tank. If you leave the chainsaw in the cold, and then start driving sharply, then there is a possibility of serious damage to the saw headset.
A chain, like any metal, is compressed in the cold. With a sharp start, it will simply break or damage other elements of the tool. It threatens costly repairs. After all, the saw itself is not the cheapest unit. In some cases, you will have to re-purchase the headset. Therefore, it is better to follow the instructions for use and storage tools. This will save on unnecessary expenses. The chain can serve very long with careful care.
Manual sharpening technology is presented in the following video:
The automatic system for sharpening the chain is described further: