Husqvarna 353 E-TECH Owners Manual - Page 13

GENERAL SAFETY PRECAUTIONS • Bar groove width (inches/mm). The groove in the bar must match the width of the chain drive links. difference in height between the two (depth gauge setting). • Chain oil hole and hole for chain tensioner. The bar must be matched to the chain saw design. When you sharpen a cutting tooth there are four important factors to remember. 1 Filing angle Chain • Chain pitch (inches) • Drive link width (mm/inches) 2 Cutting angle • Number of drive links. 3 File position 4 Round file diameter Sharpening your chain and adjusting depth gauge setting General information on sharpening cutting teeth • Never use a blunt chain. When the chain is blunt you have to exert more pressure to force the bar through the wood and the chips will be very small. If the chain is very blunt it will produce wood powder and no chips or shavings. • A sharp chain eats its way through the wood and produces long, thick chips or shavings. It is very difficult to sharpen a chain correctly without the right equipment. We recommend that you use our file gauge. This will help you obtain the maximum kickback reduction and cutting performance from your chain. See instructions under the heading Technical data for information about sharpening your chain. WARNING! Departure from the ! sharpening instructions considerably increases the risk of kickback. Sharpening cutting teeth • The cutting part of the chain is called the cutter and consists of a cutting tooth (A) and the depth gauge (B). The cutters cutting depth is determined by the To sharpen cutting teeth you will need a round file and a file gauge. See instructions under the heading Technical English - 13