Stihl FC Attachment Instruction Manual - Page 17

Fitting the skirt 12 English Replacing the Cutting Blade Checking and Replacing the Wear Guard 1 A 5 B 4 C Checking the protection against wear 1 2 239BA025 KN 239BA026 KN 257BA017 KN 6 3 N In order to push the skirt easily into the gap on the deflector, apply a thin coating of resin-free oil to the top of the skirt N Thread the skirt (3) into the segment (6) and push into the gap (5) of the deflector - the bore in the skirt must be fixed in the arbor (4) N Place washer (2) onto screw (1). N Insert and tighten the screw (1) Do not attempt to straighten or weld a bent or cracked blade - it may break - it must be replaced - see "Mounting the Cutting Blade". STIHL recommends you use only the following original STIHL cutting blades: Length 200 mm 200 mm Thickness 2.4 mm 3.8 mm Marking 4133 / 01 4133 / 02 Do not resharpen the blade. N Replace the blade (1) if its length (A) is no longer sufficient to maintain the necessary ground clearance (B) and obtain the required depth of cut (C). Checking Out-of-Balance To avoid out-of-balance: N Have your dealer check the blade for out-of-balance on a STIHL balancer (special accessory) - STIHL recommends an authorized STIHL servicing dealer. If blade is out-of-balance, fit a new one - see "Mounting the Cutting Blade". N Before starting up the machine, check that the protection against wear (1) is not damaged N Replace the protection against wear at the latest when the gearbox (2) becomes visible (arrow) NOTICE If worn deflectors are not replaced in time, this can cause serious damage to the gearbox. FCB-KM 15