CS-4510 OPERATION
X7503350603 25
© 06/2019 ECHO Incorporated.
4. Tighten nuts with the bar nose
held up.
5. Pull the chain around the bar by
hand. Loosen the adjustment if
you feel tight spots.
Tighten guide bar nuts to 20-23 N•m (200 to 230 kgf•cm, 175-200
in•lbf). DO NOT over-tighten nuts. Damage to saw may result.
6. Assemble components in reverse order.
7. Keep chain properly tensioned at all times.
Note: All chains require frequent adjustments.
OPERATION
Fuel
Diesel fuels and alternative fuels, such as E-15 (15% ethanol),
E -85 (85% ethanol) or any fuels not meeting ECHO
requirements are NOT approved for use in ECHO 2-stroke
gasoline engines. Use of diesel or alternative fuels may cause
performance problems, loss of power, overheating, fuel vapor
lock, and unintended machine operation, including, but not
limited to, improper clutch engagement. Diesel or alternative
fuels may also cause premature deterioration of fuel lines,
gaskets, carburetors and other engine components.
Shown with Optional
Kick Guard
TM
Shown with Optional
Kick Guard
TM
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