Installing Guide Bar And Saw Chain - Zenoah G2500 Owner's Manual

6. Installing Guide Bar and Saw Chain

A standard saw unit package contains the items as illustrated.
Bar protector
Guide bar
Saw chain
Open the box and install the guide bar and the saw chain
on the power unit as follows:
WARNING
The saw chain has very sharp edges. Use thick protec-
tive 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. Fix the hanger on the rear of power unit by screw.
4. Mount the guide bar then fit the saw chain around the
bar and sprocket.
Chain cover
NOTE
Pay attention to the correct direction of the saw chain.
Moving direction
01-G2500･G2500 ops_GB_306＿四.indd 9
Power unit
5. Fit the chain tensioner nut into the lower hole of the
When installing the chain cover, be sure to fit the hook
completely at the rear end of the cover.
6. While holding up the tip of the bar, adjust the chain
Hole
7. Tighten the nuts securely with the bar tip held up
Chain tensioner nut
8. Tighten the tensioner screw.
A new chain will expand its length in the beginning of
use. Check and readjust the tension frequently as a loose
chain can easily derail or cause rapid wear of itseif and
the guide bar.
Plug wrench
(Hexagon socket (S13/S19) +
Slotted driver)
Screwdriver for
carburetor adjustment
(Slotted driver)
guide bar, then install the chain cover, and fasten the
mounting nut to finger tightness.
WARNING
tension by turning the tensioner screw until the tie
straps just touch the bottom side of the bar rail.
Tensioner screw
Loosen
Tighten
(11.8-14.7 N.m./120-150 kg-cm). Then check the
chain for smooth rotation and proper tension while
moving it by hand. If necessary, readjust with the chain
cover loose.
Tighten
WARNING
G2500/G2500 OPS
G
B
GB-9
13.7.4 5:43:55 PM