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Correct GrooveWorn Groove
File Rail Edges
and Sides
Square
Replace guide bar when the groove is worn,
the guide bar is bent or cracked, or when
excess heating or burring of the rails occurs.
If replacement 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.
1. Loosen 3 screws on cylinder cover.
2. Remove the cylinder cover.
3. Pull off the spark plug boot.
4. Remove spark plug from cylinder and
discard.
5. Replace with Champion RCJ--7Y spark
plug and tighten securely with a 3/4 inch
socket w rench. Spark plug gap should
be 0.025 inches.
6. Reinstall the spark plug boot.
7. Reinstall the cylinder cover and 3
screws. Tighten securely.
Screws
Spark
Plug Boot
Spark
Plug
Cylinder
Cover
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 inplace. Position so
that any sharp object cannot accidentally
cause injury to passersby. Store the unit out
of reach o f children.
S
Before storing, drain all fuel from the unit.
Start engine and allow to run until it stops.
S
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.
S
Donot store the unit orfuel ina closed area
where fuel vapors can reach sparks or an
open flame from hot water heaters, electric
motors or switches, furnaces, etc.
S
Store in a dry area out of t he reach of chil-
dren.
CAUTION
: It is im portant to prevent gum
deposits from forming in essential fuel system
parts such as the carbur etor, fuel filter, fuel
hose, or fuel tank during storage. Alcohol
blended fuels (called gasohol or using ethanol
or methanol) can attract m oisture which leads
to fuel m ixture separation and f orm ation of
acids during storage. Acidic gas can damage
the engine.