Tensioning The Saw Chain (Side Chain Tensioner) - Stihl MS 280 C-Q Instruction Manual

11
10
N
Place the saw chain on the chain
sprocket (10)
N Position guide bar – the long middle
mounting stud (11) protrudes
through the hole in the tensioning
gear – the heads of the two short
mounting studs protrude into the
oblong hole of the guide bar
N Press the throttle trigger interlock to
release the chain brake
N Guide the drive link into the bar
groove (see arrow) and turn the
tensioning gear to the left as far as
possible
MS 280 C-Q
11
N Fit chain sprocket cover, ensuring
that the mounting stud (11)
protrudes into the center of the wing
nut
12
13
When fitting the chain sprocket cover,
the teeth of the adjusting wheel and the
tensioning gear must mesh; if
necessary,
N turn the adjusting wheel (12) a little
until the chain sprocket cover can
be slid completely against the
engine housing
N Swing grip (13) into position until it
engages
N Fit wing nut and tighten lightly
N Go to chapter "Tensioning the saw
chain"
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
17