10
NOTICE:
Use of unmixed, improperly mixed, or fuel older than 90 days, (stale fuel), may cause hard starting, poor
performance, or severe engine damage and void the product warranty. Read and follow instructions in the Storage
section of this manual.
FUEL
STATEMENT
WARNING
Alternative fuels, such as E-20 (20% 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 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. Alternative fuels may also cause premature deterioration of fuel lines, gaskets,
carburetors and other engine components.
F
UEL
AND
L
UBRICANT
ADJUSTMENT, CHAIN TENSION
IMPORTANT
Always loosen guide bar nuts before turning chain
tension adjuster, otherwise clutch cover and tensioner
will be damaged.
1. Remove air filter cover and spark plug lead.
2. Loosen two guide bar nuts (H).
3. Hold the bar nose up, and turn the adjuster screw
(J) clockwise until the chain touches the bottom of
the bar.
4. Tighten both guide bar nuts with bar nose held up.
IMPORTANT!
Tighten guide bar nuts to 90 – 110 kgf/cm (80 – 95
in. lbs.) DO NOT over-tighten nuts. Damage to saw
may result.
5. Pull the saw chain around the guide bar by hand.
Reduce chain tension, if you feel tight spots.
NOTE
All chains require frequent adjustments.
6. Keep chain properly tensioned at all times.
7. Replace spark plug lead and air filter cover.
H
J
