Dolmar PS-3410 TH Manuel D'emploi Et De Sécurité page 20

Lift the chain (9) over the sprocket (10). Using your right hand,
guide the chain into the top guide groove (11) on the guide bar.
Note that the cutting edges along the top of the chain must
point in the direction of the arrow!
Pull the chain (9) around the sprocket nose (12) of the guide
bar in the direction of the arrow.
First, push the sprocket guard (3) into its fixture (B/4), then push
it over the retaining bolts while lifting the saw chain (9) over the
chain catch (13).
Manually tighten the retaining nuts (2).
Tightening the saw chain
Turn the chain tightener (C/5) to the right (clockwise)
until the chain engages the guide groove of the bottom side of
the bar (see circle).
Slightly lift the end of the guide bar and turn the chain adjusting
screw (C/5) to the right (clockwise) until the chain rests against
the bottom side of the guide bar.
While still holding up the tip of the guide bar, tighten the retaining
nuts (2) with the universal wrench.
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9 10 11
9
2
2
E
12
F
3
13
9
G
H