Stihl MSE 210 C-BQ Instruction Manual - Page 39

MSE 170 C 3 1 N Ease the E-clip (1) off the shaft. N Remove and inspect the chain sprocket with integral washer (3) - replace it if it shows signs of wear. N Install the new chain sprocket in the reverse sequence. MSE 210 C 23 1 9931BA016 KN Maintaining and Sharpening the Saw Chain Cutting effortlessly with a correctly sharpened chain A properly sharpened chain slices through wood effortlessly and requires very little feed pressure. Do not work with a dull or damaged chain as it will increase the physical effort required, produce unsatisfactory results and a higher rate of wear. N Clean the chain. N Check the chain for cracks in the links and damaged rivets. N Replace any damaged or worn parts of the chain and match the new parts to the shape and size of the original parts. Carbide-tipped saw chains (Duro) are particularly wear resistant. STIHL recommends you have your chain resharpened by a STIHL servicing dealer. 9931BA009 KN N Ease the E-clip (1) off the shaft. N Remove and inspect the washer (2) - replace it if it shows signs of wear. N Remove the chain sprocket (3). N Install the new chain sprocket in the reverse sequence. WARNING It is absolutely essential to comply with the angles and dimensions specified below. If the saw chain is incorrectly sharpened - and in particular if the depth gauge is set too low - there is a risk of increased kickback of the saw, with resulting risk of injury. Chain pitch English a 689BA027 KN The chain pitch (a) is marked on the depth gauge end of each cutter. Mark (a) 7 1 or 1/4 6, P or PM 2 or 325 3 or 3/8 4 or 404 Chain pitch inch mm 1/4 P 6.35 1/4 6.35 3/8 P 9.32 0.325 8.25 3/8 9.32 0.404 10.26 Select file diameter according to chain pitch - see table "Sharpening Tools". You must observe certain angles when resharpening the chain cutter. Filing and side plate angles A B 689BA021 KN A Filing angle MSE 170 C, MSE 210 C 37