CS-590
OPERATION
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© 09/2020 ECHO Incorporated
Running
The saw chain should not move at idle, otherwise serious
personal injury may result.
Note: If saw chain moves adjust carburetor according to
“Carburetor Adjustment” instructions in this manual, or see
your dealer.
1.
After engine starts, allow it to
return to idle and warm up
before using.
2.
Move chain brake lever (A) fully
REARWARD to UNLOCK chain
brake.
3.
Squeeze throttle trigger lock
and throttle trigger gradually to
increase engine speed.
4.
The chain starts running when
the engine reaches
approximately 4000 rpm.
5.
Confirm proper acceleration and lubrication of chain and bar.
6.
Do not run the engine at high speed unnecessarily.
7.
Be sure that saw chain stops moving when throttle trigger is released.
Stopping
1.
Release throttle trigger and
move stop switch (B) DOWN to
“STOP” position.
Note: If engine does not stop,
pull choke control knob
out fully to stop engine.
A
B