FS 160, FS 220, FS 280, FS 290
English
78
Circular Saw Blades 200 and 225
Aligning the cutting attachment
Cutting edges of circular saw blades 
must point clockwise.
Mounting the cutting attachment
N Fit the guard ring for sawing 
applications.
N Place the cutting attachment (1) in 
position.
WARNING
Collar (a) must locate in the cutting 
attachment's mounting hole (b).
Securing the cutting attachment
N Fit the thrust washer (2) – convex 
side must face up.
N Fit the rider plate (3) (for sawing 
applications).
N Block the shaft.
N Screw the mounting nut (4) on to the 
shaft 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.
Your engine requires a mixture of 
gasoline and engine oil.
WARNING
For health reasons, avoid direct skin 
contact with gasoline and avoid inhaling 
gasoline vapor.
STIHL MotoMix
STIHL recommends the use of STIHL 
MotoMix. This ready-to-use fuel mix 
contains no benzol or lead, has a high 
octane rating and ensures that you 
always use the right mix ratio.
STIHL MotoMix uses STIHL HP Ultra 
two-stroke engine oil for an extra long 
engine life. 
MotoMix is not available in all markets.
Mixing Fuel
NOTICE
Unsuitable fuels or lubricants or mix 
ratios other than those specified may 
result in serious damage to the engine. 
Poor quality gasoline or engine oil may 
damage the engine, sealing rings, hoses 
and the fuel tank.
Gasoline
Use only high-quality brand-name 
gasoline with a minimum octane rating 
of 90 – leaded or unleaded.
Fuel