MS 241 C-M
English
27
N Fit the guide bar over the studs (1) – 
the cutting edges on the top of the 
bar must point to the right.
N Engage the peg of the tensioner 
slide in the locating hole (2) –- place 
the chain over the sprocket (3) at 
the same time.
N Turn the tensioning screw (4) 
clockwise until there is very little 
chain sag on the underside of the 
bar – and the drive link tangs are 
engaged in the bar groove.
N Refit the sprocket cover and screw 
on the nut only fingertight.
N Go to chapter on "Tensioning the 
Saw Chain"
Retensioning during cutting work:
N Switch off the engine.
N Loosen the nut.
N Hold the bar nose up.
N Use a screwdriver to turn the 
tensioning screw (1) clockwise until 
the chain fits snugly against the 
underside of the bar.
N While still holding the bar nose up, 
tighten down the nut firmly.
N Go to "Checking Chain Tension".
A new chain has to be retensioned more 
often than one that has been in use for 
some time.
N Check chain tension frequently – 
see chapter on "Operating 
Instructions".
N Shut off the engine.
N Wear work gloves to protect your 
hands.
N The chain must fit snugly against 
the underside of the bar and it must 
still be possible to pull the chain 
along the bar by hand when the 
chain brake is released.
N If necessary, retension the chain.
A new chain has to be retensioned more 
often than one that has been in use for 
some time.
N Check chain tension frequently – 
see chapter on "Operating 
Instructions".