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Ifreplacement is necessary, use only the guide
bar specified for your saw in the repair parts list
or on the decal located on the chain saw.
CHAIN SHARPENING
Chain sharpening is a complicated task that
requires special tools. We recommended
you refer chain sharpening to a professional
chain sharpener.
IGNITION TIMING
Ignition timing is fixed and nonadjustable.
SPARK PLUG
The spark plug should be replaced each
year to ensure the engine starts easier and
runs better.
• Loosen 3 screws on cylinder cover.
• Remove the cylinder cover.
Pull offthe spark plug boot.
• Remove spark plug from cylinder and dis-
card.
• Replace with Champion RCJ-7Y spark
plug and tighten securely with a 3/4 inch
socket wrench. Spark plug gap should be
0.025 inches.
• Reinstall the spark plug boot.
• Reinstall the cylinder cover and 3 screws.
Tighten securely.
STORAGE
,_ WARNING: Stopengineandallow
to cool, and secure the unit before storing or
transporting in a vehicle. Store unit and fuel
in an area where fuel vapors cannot reach
sparks or open flames from water heaters,
electric motors or switches, furnaces, etc.
Store unit with all guards in place. Position so
that any sharp obect cannot accidentally
cause in ury to passersby. Store the unit out
of reach of ch Idren.
• Before storing, drain all fuel from the unit.
Start engine and allow to run until it stops.
• Clean the unit before storing. Pay particu-
lar attention to the air intake area, keeping
it free of debris. Use a mild detergent and
sponge to clean the plastic surfaces.
• Do not store the unit or fuel in a closed area
where fuel vapors can reach sparks or an
open flame from hot water heaters, electric
motors or switches, furnaces, etc.
• Store in a dry area out of the reach of chil-
dren.
CAUTION: Itis important to prevent gum de-
posits from forming in essential fuel system
parts such as the carburetor, fuel filter, fuel
hose, or fuel tank during storage. Alcohol
blended fuels called gasohol or using ethanol
or methanol) can attract me sture wh=ch leads
to fuel mixture separation and formation of
acids during storage. Acidic gas can damage
the engine.
Spark Plug Boot
TROUBLESHOOTING TABLE
WARNING: Always stop unit anddisconnect spark plug before performing all of
the recomme _ded remedies below exceet ernedies that reeuire ooeration of the unit.
TROUBLE CAUSE REMEDY
Engine will not • Ignition switch off. • Move ignition switch to ON.
start or will run • Engine flooded. • See "Difficult Starting" in
only a few Operation Section.
seconds after • Fuel tank empty. • Fill tank with correct fuel mixture.
starting. • Spark plug not firing. • Install new spark plug.
• Fuelnot raaching • Checkfordirtyfuel filter; replace.
carburetor. Check for kinked or split fuel line;
repair or replace.
Engine will • Carburetor requires • Contact an authorized service dealer.
not idle adjustment
properly. • Crankshaft seals worn. • Contact an authorized service dealer.
Engine will not • Air filter dirty. • Clean or replace air filter.
accelerate, • Spark plug fouled. • Clean or replace plug
lacks power, and regap.
or dies under • Carburetor requires • Contact an authorized service dealer.
a load. adjustment.
Engine • Too much oil mixed with • Empty fuel tank and refill with
smokes gasoline, correct fuel mixture.
excessively.
15
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