Chainsaws are used for cutting trees and wood but at times metal sheets can be cut in case of emergencies which can make the chain blunt. To replace a blunt chain with a new one can be a costly affair and therefore you must be well versed with how to sharpen a chainsaw. A sharpened chainsaw ensures effortless work and safety for the user. It is very important to know when your chainsaw requires sharpening and when you see lots of saw dust coming out instead of big square pieces of wood then it is time to sharpen it by reading the manual how to sharpen a chainsaw.
Chain sharpening kit is the best answer to how to sharpen a chainsaw manually. The kit comprises of three items namely, file gauge, round file and a flat file. The chain should first be wiped clean of dust and oil by using a cloth and brush. File gauge is then used to check cutting angle of each tooth on the chain blade. Round and flat files are then used to file the blade for edges and the grooves to get the right sharpness and height of each tooth. Usage of these tools should be done after reading how to sharpen a chainsaw manual that comes with the kit.
The steps in how to sharpen a chainsaw are simple and one can easily do it without any professional help. Once the chainsaw is cleaned thoroughly clamp the chainsaw on a work bench by a holding device so that chainsaw is fixed but allows chain rotation. The filing of the top plate should be started from the notch in front of the chainsaw at an angle of 25 -35 degrees. This should be continued for each tooth by rotating the chain. Once you are through it you can always teach how to sharpen a chainsaw to others.
Side plate is generally filed at an angle of 80-85 degrees but should be looked in how to sharpen a chainsaw manual for the correct angle. Once the top and side plate are filed the working or cutting angle is obtained automatically and should be about 60 degrees. This angle should be uniform throughout the chain. Filing should be done until a shiny chrome look is seen on the blade. The chain should be rotated 2-3 times to check that all teeth have been filed. A good performance of the machine after sharpening will make you an expert speaker in how to sharpen a chainsaw class.