23FR 350, FR 450, FR 480
English
: Position the gearhead so that the
cutting tool mounting flange points
up:
Cutting edges of (1), (2) and (5)
may point in either direction.
Cutting edges of (3) and (4) must
point clockwise.
Direction of rotation is marked by an
arrow on the inside of the mowing
head deflector.
: Place the cutting tool (6) on the
thrust plate (7).
Collar (arrows) must engage the
cutting tool’s mounting hole.
Fit the thrust washer (8) and rider
plate (9) on the shaft (10).
: Block the shaft.
: Use the combination wrench (12) to
screw the mounting nut (11) on to
the shaft counterclockwise and
tighten it down firmly.
If the mounting nut is too loose, fit a
new one.
Removing Metal Cutting Tools
: Block the shaft.
: Unscrew the mounting nut
clockwise.
: Take the parts off the shaft – do not
remove the thrust plate (7).
Your engine requires a mixture of
gasoline and engine oil.
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 is specially
formulated for use in STlHL engines
and guarantees a long engine life.
MotoMix is not available in all markets.
Mixing Fuel
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.
Fuel
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