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18
CS-310
RUNNING
WARNING
The saw chain should not move at idle, otherwise seri-
ous personal injury may result.
NOTE
If saw chain moves adjust carburetor according to
“Carburetor Adjustment” instructions in this manual, or
see your dealer.
• When engine starts, keep idling for a few minutes.
• Set the brake lever in the unlocked position before
starting to cut.
• Pull throttle trigger gradually and increase revolution of
the engine.
• The chain starts running when the engine reaches
4200 r/min approximately.
• Conrm proper acceleration and lubrication of chain
and bar. (Non-adjustable automatic oil pump)
• Do not run the engine at high speed unnecessarily.
• Be sure that saw chain stops moving when throttle trig-
ger is released.
STOPPING
• Release throttle trigger and move ignition switch down
to “STOP” position.
NOTE
If engine does not stop, pull choke control knob out
fully to stop engine.
Return the unit to your authorized ECHO dealer to
check and repair stop switch before starting the engine
again.
CHECKING CHAIN TENSION
• Chain tension should be checked frequently during
work and corrected as necessary.
CAUTION
Do not operate with a loose chain.
CHAIN LUBRICATION TEST
Holdthechainjustaboveadrysurfaceandopenthe
throttletohalfspeedfor30seconds.
Athinlineof“thrown”oilshouldbeseenonthedrysurface.
STOP
Ignition
switch
Throttle trigger
Unlock chain brake