Oregon PN2500N Mode D'emploi page 67

GB
7) The saw chain movement is as indicated by the arrow (Fig.10). Make sure
the chain is properly placed over the sprocket wheel of the guide bar.
Fig.10
8) Pull the guide bar carefully towards the right to tighten the saw chain.
(Fig.11)
Fig.11
9) Refit the sprocket cover, making sure the tension tooth is correctly
inserted in the hole (fig.9 item x) provided on the guide bar.
10) Screw on the nut and the screw (fig.12) but do not fully tighten. Place the
chain saw upside down to make sure the chain is correctly fitted on the
sprocket wheel with the guide teeth engaged with the sprocket wheel.
Fig.12
11) Turn the chain tension adjustment screw clockwise to tighten the saw
chain. (fig.13). A correctly tensioned chain allows the chain to be lifted (with
2 fingers) to make sure a full guide tooth is visible (fig.13 item A).
67