User Manual

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 off the spark plug boot.
• Remove spark plug from cylinder and dis
card.
• Replace with Champion RCJ-7Y spark
plug and tighten with a 3/4 inch socket
wrench {10-12 ft/lbs). Spark plug gap
should be 0.025 inches.
• Reinstall the spark plug boot.
• Reinstall the cylinder cover and 3 screws
{15-20 in/lbs).
STORAGE
WARNING; Stop engine and allow
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. Positionso
that any sharp object cannot accidentally
cause injury to passersby. Store the unitout
of reach of children.
* Before storing, drain ail 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 orfuel in a closedarea
where fuel vapors can reach sparks or an
open f la me from hot water heate rs, electric
motors or switches, furnaces, etc.
* Store in a dry area out of the reach of chil
dren.
CAUTION: It is important to prevent gum
deposits from forming in essential fuel sys
tem parts such as the carburetor; fuel filter,
fuel hose, or fuel tank during storage. Alco
hol blended fuels (called gasohol or using
ethanol or methanol) can attract moisture
which leads to fuel mixture separation and
formationof acids during storage. Acidic gas
can damage the engine.
TROUBLESHOOTING TABLE
A WARNING: Always stop unit and disconnect spark plug before performing all of
TROUBLE
CAUSE
REMEDY
Engine will not
start or will run
only a few
seconds after
starting.
• Ignition switch off.
• Engine flooded.
• Fuel tank empty.
• Spark plug not firing.
• Fuel not reaching
carburetor.
• Move ignition switch to ON.
• See “Difficult Starting” in
Operation Section.
• Fill tank with correct fuel mixture.
• Install new spark plug.
• Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
Engine will
not idle
properly.
• Carburetor requires
adjustment
• Crankshaft seals worn.
• Contact an Authorized Service Dealer.
• Contact an Authorized Service Dealer.
Engine will not
accelerate,
lacks power,
or dies under
a load.
• Air filter dirty.
• Spark plug fouled.
• Carburetor requires
adjustment.
• Clean or replace air filter.
• Clean or replace plug
and regap.
• Contact an Authorized Service Dealer.
Engine
smokes
excessively.
• Too much oil mixed with
gasoline.
• Empty fuel tank and refill with
correct fuel mixture.
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