FS 40, FS 40 C, FS 50, FS 50 C
English
32
WARNING
If there are signs of serious wear, 
replace the complete mowing head.
The thermoplastic cutting blades are 
referred to as "blades" in the following.
The mowing head is supplied with 
illustrated instructions for replacing the 
blades. Keep the instructions for the 
mowing head in a safe place.
WARNING
To reduce the risk of injury, always shut 
off the engine before installing the 
blades.
N Remove the mowing head.
N Replace blades as shown in the 
illustrated instructions.
N Mount the mowing head on the 
machine.
Spark arresting screen in muffler
N If the engine is down on power, 
check the spark arresting screen in 
the muffler.
STIHL recommends that you have 
servicing and repair work carried out 
exclusively by an authorized STIHL 
servicing dealer.
Inspections and Maintenance 
by Dealer