OPERATION CS-303T
38 X7503209108
© 10/20 ECHO Incorporated
Checking Chain Tension
Do not operate with a loose chain. Serious injury can occur.
Chain tension should be checked
frequently during work and corrected
as necessary.
Chain Lubrication Test
Hold the chain just above a dry
surface and open the throttle to half
speed for 30 seconds.
A thin line of “thrown” oil should be
seen on the dry surface.
Cutting Instructions
General
◆ This chain saw is designed for cutting wood. Do not cut
metal, plastic or any non-wood material.
◆ Wear suitable hearing
protection such as
earmuffs or earplugs to
protect against
objectionable or
uncomfortable loud
noises.