12
3. Gear the chain to the sprocket and, while
fitting the saw chain around the guide bar,
mount the guide bar to the power unit. Adjust
the position of chain tensioner nut.
(7) Hole
(8) Chain tensioner nut.
(9) Clutch cover
4.
Installing guide bar and saw chain
Pay attention to the correct direction of the saw
chain.
（
1
）
Moving direction
4. Mount the guide bar then fit the saw chain
around the bar and sprocket.
5. Fit the chain tensioner nut into the lower
hole of the guide bar, then install the chain
cover, and fasten the mounting nut to finger
tightness.
5. While holding up the tip of the bar, adjust the
chain tension by turning the tensioner screw
until the tie straps just touch the bottom side of
the bar rail.
6. Tighten the nuts securely with the bar tip
held up (12 ~ 15 Nm). Then check the chain
for smooth rotation and proper tension while
moving it by hand. If necessary, readjust with
the chain cover loose.
7. Tighten the tensioner screw.
