Stihl FSA 90 R Instruction Manual - Page 18

English Mounting the Cutting Attachment Placing Power Tool on the Ground Blocking the Shaft 2 N Move the retaining latch to ƒ and remove the battery. N Position your power tool so that the cutting attachment mounting face is pointing up. Mounting the Fanwheel The machine comes standard with a fanwheel. 1 2 N Push the fanwheel (1) onto the shaft (2). NOTICE The fanwheel is necessary for mounting cutting attachments. 3988BA011 KN 3988BA028 KN 7 6 6 The output shaft (2) must be blocked with the stop pin (6) to mount or remove cutting attachments. The stop pin is included with the machine and is available as a special accessory. N Push the stop pin (6) into the hole (7) in the motor housing. N Rotate the shaft, nut or cutting attachment to line up the hole in the fanwheel (1) with the stop pin (6). N Push the stop pin (6) home until its end is level with the blades on the fanwheel (1). The shaft is now blocked. Mounting the Cutting Attachment WARNING Use a deflector that matches the cutting attachment - see "Mounting the Deflector". Fitting Mowing Head with Screw Mounting Keep the instruction leaflet for the mowing head in a safe place. 3988BA014 KN 2 N Screw the mowing head counterclockwise on to the shaft (2) as far as stop. N Blocking the shaft N Tighten down the mowing head firmly. NOTICE Remove the tool used to block the shaft. Remove the mowing head. N Block the shaft. N Unscrew the mowing head clockwise. 3988BA015 KN 16 FSA 90 R