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L
ADJUSTMENT, CHAIN TENSION
• Remove spark plug lead.
• Loosen two guide bar nuts (I), if necessary.
• Hold the bar nose up, and turn the adjuster screw (L)
clockwise until the chain touches the bottom of the
bar.
• 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.
• Pull the saw chain around the guide bar by hand.
Reduce chain tension, if you feel tight spots.
• Keep chain properly tensioned at all times.
NOTE
All chains require frequent adjustments.
FUEL AND LUBRICANT
FUEL STATEMENT
GASOLINE - Use 89 Octane [R+M/2] (mid grade or higher)
gasoline or gasohol known to be good quality. Gasohol may
contain up to 10% Ethyl (grain) alcohol or 15% MTBE (methyl
tertiary-butyl ether). Gasohol containing methyl (wood) alcohol
is NOT approved.
Two Stroke Oil - A two-stroke engine oil meeting ISO-L-EGD
(ISO/CD 13738) and J.A.S.O. FC Standards must be used.
Echo brand premium Power Blend
TM
Universal 2-Stroke Oil
meets these standards. Engine problems due to inadequate
lubrication caused by failure to use an ISO-L-EGD and J.A.S.O.
FC certified oil, such as Echo premium Power Blend
TM
, will void
the two-stroke engine warranty. (Emission related parts only
are covered for two years, regardless of two-stroke oil used, per
the statement listed in the Emission Defect Warranty Explana-
tion.)
IMPORTANT
Echo premium Power Blend
TM
Universal 2-Stroke Oil may be
mixed at 50:1 ratio for application in all Echo engines sold in
the past regardless of ratio specified in those manuals.
50
Oil
Gasoline