Balancing The Machine - Stihl FS 90 Instruction Manual

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Balancing the Machine

Attaching the unit to the harness
The type and style of the harness and
carabiner (spring hook) depend on the
market.
Attach the carabiner (1) to the
N
carrying ring (2) on the drive tube.
30
Loosen the screw (3).
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Balancing the brushcutter
The unit is balanced differently,
depending on the cutting attachment
used.
Proceed as follows until the conditions
specified under "Floating positions"
have been met:
Adjust the carrying ring.
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Tighten the screw moderately.
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Allow the unit to hang freely.
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Check the position obtained.
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Floating positions
Mowing tools (A) such as mowing
heads, grass cutting blades and brush
knives
should just touch the ground.
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B
Circular saw blades (B)
should "hover" about 20 cm (8 in)
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above the ground.
When the correct floating position has
been reached:
Tighten down the screw on the
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carrying ring firmly.
FS 90, FS 90 R
A