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1
Fit chain around the sprocket (1)
N
and over the guide bar – the cutting
edges on top of the bar must point to
the bar nose.
2
Turn the tensioning screw (2)
N
clockwise until there is very little
chain sag on the underside of the
bar – and the drive link tangs are
engaged in the bar groove.
MS 150 C
Refit the chain sprocket cover –
N
the pivot pin on the hand guard must
engage the guard on the engine
housing – and then screw the nut
onto the stud fingertight.
Go to chapter on "Tensioning the
N
Saw Chain"
Tensioning the Saw Chain
(side chain tensioner)
1
Retensioning during cutting work:
Shut off the engine.
N
Loosen the nut.
N
Hold the bar nose up.
N
Use a screwdriver to turn the
N
tensioning screw (1) clockwise until
the chain fits snugly against the
underside of the bar.
While still holding the bar nose up,
N
tighten down the nut firmly.
Go to "Checking Chain Tension".
N
A new chain has to be retensioned more
often than one that has been in use for
some time.
Check chain tension frequently –
N
see chapter on "Operating
Instructions".
English
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