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temperature, air quality, fuel quality and other factors. If you have doubts about your ability
to safely service this tool, have a qualified technician service the equipment.
NOTICE:
These procedures are, in addition to the regular checks and maintenance, explained
as part of the regular operation of the engine and equipment.
Weekly maintenance:
a. Clean guide bar and turn over.
b. Deburr guide bar following manufacturer’s instructions.
c. Check chain sprocket for wear or damage.
Monthly maintenance:
a. Check fuel filter in fuel tank and replace if needed.
b. Check air filter and clean or replace if needed.
c. Clean fuel tank by flushing.
d. Clean chain oil tank.
e. Clean cylinder fins.
If damaged:
a. Replace air filter and/or oil filter.
b. Replace guide bar if it becomes bent or damaged.
c. Replace sprocket if damaged.
As required:
a. Clean chain brake.*
b. Sharpen saw chain.*
c. Replace guide bar.
d. Adjust idle speed.*
e. Adjust spark plug gap.*
f. Tighten all accessible screws and nuts (except adjusting screws).
g. Check or replace the chain catcher.*
* Have serviced by a qualified repair technician.
Storage
1. Wait for the engine to cool, then clean the engine with clean cloth.
2. Cover the guide bar with the guide bar cover sheath.
3. When the equipment is to remain idle for longer than 20 days, prepare the engine for
storage as follows:
a. Empty fuel tank.
b. Clean out area around spark plug. Remove spark plug and pour one tablespoon of engine
oil into the cylinder through the spark plug hole.
c. Reinstall spark plug, but leave the spark plug wire disconnected.
d. Pull start handle to distribute oil in cylinder, stop after one or two revolutions.
4. Apply a thin coat of rust preventive oil to all uncoated metal parts.
5. Cover and store in a dry, well-ventilated area,
out of reach of children
.
