:
Disengage the chain brake: Pull
hand guard (6) toward front handle.
Wear work gloves to protect your
hands from the sharp cutters.
:
Fit the chain – start at the bar nose.
MS 270, MS 270 C, MS 280, MS 280 C
6
9
:
Fit the guide bar over the studs (7) –
cutting edges on top of bar must
point to right – and engage the
peg of the tensioner slide in locating
hole (8) –- place the chain over
sprocket (9) at the same time.
:
Now turn tensioning screw (10)
clockwise until there is very little
chain sag on the underside of the
bar –- and the drive link tangs are
located in the bar groove.
:
Refit the sprocket cover –
and screw on the nuts only finger-
tight.
:
Go to "Tensioning the Saw Chain".
Mounting the Bar and Chain
(Quick chain tensioner)
7
7
8 10
:
:
:
English / USA
1
3
2
Pull out the hinged clip (1) so that it
snaps into position.
Turn the wingnut (2) counterclock-
wise until it hangs loose in the
sprocket cover (3).
Remove the sprocket cover.
29