Installing Guide Bar And Saw Chain - GGP ITALY SPA P680 Operator's Manual

3. Installing Guide Bar and Saw Chain

3. Installing Guide Bar and Saw Chain
A standard saw unit package contains the items
as illustrated.
(1) Power unit
(2) Bar protector
(3) Guide bar
(4) Saw chain
(5) Plug wrench
(6) Screwdriver for carburetor adjustment
Open the box and install the guide bar and the
saw chain on the power unit as follows:
WARNING!
!
sharp edges. Use thick protective gloves for
safety.
1. Pull the guard towards the front handle to
check that the chain brake is not engaged.
2. Loosen the nuts and remove the chain cover.
3. Install the attached spike to the power unit.
4. Gear the chain to the sprocket and, while fit-
ting the saw chain around the guide bar,
mount the guide bar to the power unit. Adjust
the position of chain tensioner nut on the
The saw chain has very
(1) Chain cover
(2) Chain Tensioner
nut
chain cover to the lower hole of guide bar.
NOTE
Pay attention to the correct
direction of the saw chain.
5. Fit the chain cover to the power unit and fas-
ten the nuts to finger tightness.
6. 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.
7. 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.
8. Tighten the tensioner screw.
NOTE
A new chain will expand its
length in the beginning of use. Check and read-
just the tension frequently as a loose chain can
easily derail or cause rapid wear of itself and the
guide bar.
EN 5
(1) Moving
direction
(1) Loosen
(2) Tighten