Stihl FS 510 C-M Instruction Manual - Page 31

Check direction of rotation of cutting attachment Cutting edges of brush knives 350-3 may point in either direction - these cutting attachments must be turned over regularly to help avoid one-sided wear. 4 3 2 1 b a 681BA195 KN Securing the cutting attachment N Fit 70 mm (2.8 in) diameter thrust washer (2) - convex side must face up. N Fit the guard ring (3) for brush knives - opening must face up. N Block the shaft. N Screw on the nut (4) counterclockwise and tighten it down firmly. WARNING If the mounting nut has become too loose, fit a new one. NOTICE Remove the tool used to block the shaft. Removing the cutting attachment N Block the shaft. N Unscrew the mounting nut clockwise. N Pull the cutting attachment with its mounting hardware off the gearbox. Mounting Circular Saw Blades 225 English Check direction of rotation of cutting attachment 681BA165 KN Cutting edges of circular saw blades must point clockwise. 4 3 2 1 b a 002BA471 KN N Place the cutting attachment (1) in position. WARNING Collar (a) must locate in the cutting attachment's mounting hole (b). 002BA511 KN N Check that the stop for circular saw blades is already mounted to the machine - if not, perform the next two steps. N Remove grass shield - if fitted. N Remove deflector - if fitted. N Mount limit stop for circular saw blades. N Fit the 65 mm (2.6 in) diameter thrust plate. N Place the cutting attachment (1) in position. WARNING Collar (a) must locate in the cutting attachment's mounting hole (b). FS 510 C, FS 560 C 29