Adjusting Trimmer For User; Mixing Fuel And Refueling The Brushcutter - Stihl FS 511 C-M Instruction Manual

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Adjusting Trimmer for User

7.1 Fitting and Adjusting the Full
Harness
2
► Putting on the Full harness (1).
► Adjust the full harness (1) so that the carabi‐
ner (2) is about a hand's width below your
right hip.
7.2 Adjusting the Bike Handle
The bike handle can be set to different positions
to suit the height and reach of the user.
► Shut off the engine.
► Hook the brushcutter from the carrying strip
into the carabiner of the carrying system.
► Loosen the wing screw (1).
► Swing the bike handle (2) to the required posi‐
tion.
► Tighten down the wing screw (1) firmly.
7.3 Balancing the Brushcutter
The unit is balanced differently depending on the
cutting attachment used.
If a mowing head, grass cutting blade, a brush
knife or a shredder blade is fitted:
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1
2
1
7 Adjusting Trimmer for User
The cutting attachment should rest lightly on the
ground.
If a circular saw blade is fitted:
The saw blade must hover at a height of about
20 cm above the ground.
► Shut off the engine.
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2
► Hook the carrying strip (2) onto the carabi‐
ner (1).
► Wait for brushcutter to stop swinging.
► Check the position of cutting attachment. If it
needs adjustment: Hook the snap hook (1)
into another hole in the hole bar (2) and let it
swing out again.
8 Mixing Fuel and Refueling
the Brushcutter
8.1 Mixing fuel
The fuel required for this trimmer is a mixture of
gasoline and two-stroke engine oil, in a mixing
ratio of 1:50.
STIHL recommends you use STIHL MotoMix.
0458-856-0121-A. VA0.B21.