Zenoah G500AVS Chainsaw User Manual


 
G455AVS / G500AVS
GB-14
WARNING
This saw is equipped with one of the following low
kickback bar/chain combinations:
Zenoah Part Number
Bar Size Guide Bar Saw Chain
14 3644-52112 3611-52210 (21BP)
16 3645-52113 3612-52210 (21BP)
18 3646-52113 3646-52210 (21BP)
The bar rail should always be square. Check for wear
of the bar rail. Apply a ruler to the bar and the out-
side of a cutter. If a gap is observed between them,
the rail is normal. Otherwise, the bar rail is worn.
Such a bar needs to be corrected or replaced.
9. Troubleshooting Guide
Case 1. Starting failure
WARNING
Make sure the icing prevention system is not working.
Check fuel for water
or substandard mix-
ture.
Replace with proper
fuel.
Check for engine
flooding.
Check spark ignition.
Remove and dry the
spark plug.
Then pull the starter
again with no choke.
Replace with a new
plug.
Case 2. Lack of power/Poor acceleration/
Rough idling
Case 3. Oil does not come out
Check fuel for water
or substandard mix-
ture.
Check air filter and
fuel filter for clog-
ging.
Check carburetor
for inadequate ad-
justment.
If the unit seems to need further service, please consult
with an authorized service shop in your area.
Replace with proper
fuel.
Clean.
Readjust speed
needles.
Check oil for sub-
standard quality.
Check oil passage
and ports for clog-
ging.
Replace.
Clean.
WARNING
Be sure to round off the front edge to reduce the
chance of kickback or tie-strap breakage.
Make sure every cutter has the same length and edge
angles as illustrated.
Guide Bar
Reverse the bar occasionally to prevent partial wear.
Cutter length
Filing angle
Side plate angle
Top plate cutting angle
Ruler
Gap
No gap
Chain tilts
11. Disposal
When disposing your machine, fuel or oil for the ma-
chine, be sure to allow your local regulations.