Tensioning The Saw Chain (Side Chain Tensioner) - Stihl MS 260 Instruction Manual

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2
N Fit the chain over the sprocket (2).
N Fit guide bar in position – the collar
screw (3) engages the hole in the
tensioning gear. The heads of the
two short collar screws locate in the
guide bar slot.
N Make sure the drive link tangs
engage the bar groove (see arrow)
and then rotate the tensioning gear
counterclockwise as far as stop.
N Fit the chain sprocket cover so that
the wingnut locates on the collar
screw (3).
MS 260, MS 260 C
When fitting the chain sprocket cover,
check that the teeth of the tensioning
gear and adjusting wheel mesh properly.
N If necessary, turn the adjusting
wheel (4) slightly until the sprocket
cover can be pushed flush against
the engine housing.
N Pull out the hinged clip (5) so that it
snaps into position.
N Engage wingnut and tighten it down
moderately.
N Go to chapter on "Tensioning the
Saw Chain"
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Tensioning the Saw Chain
(side chain tensioner)
1
Retensioning during cutting work:
N Shut off the engine.
N Loosen the nuts.
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 nuts 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".
English
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