14
BAR MAINTENANCE
Ifyour saw c uts to one side, has to be forc ed
throughthe cut, or been run w ith animproper
amount of bar lubrication it may be neces -
saryto servic e your bar. A worn bar will dam-
agey our chain and make cutting difficult.
After each use, ensure ON/STOP switch is
inthe STOP position, then clean all saw dust
from the guide bar and sprocket hole.
Tomaintain guide bar:
SMoveON/ STOP switch to the STOP posi-
tion.
SLoosenand r emove chain brake nuts and
chain brake. Remove bar and chain from
saw.
SClean the oil holes and bar groove af ter
each 5 hours of operation.
RemoveSawdust From
Guide Bar Groove
Oil Holes
SBurring of guide bar rails is a normal
process of rail wear. Remove these burrs
with a flat file.
SWhenrail top is uneven, us e a flat file to re-
store square edges and sides.
Correct GrooveWornG roove
FileR ail Edges
and Sides
Square
Replace guide bar when the groove is worn ,
theguide bar is bent or c racked, or when exce-
ss heating or burring of the rail s occurs. If re-
placementis neces sary, use only the guide bar
specified for your saw in the repair parts lis tor
on the decal located on the chain saw.
CHAIN SHARPENING
Chains harpening is a complicated task that
requires special tools. We recommended
your efer chain sharpening to a professional
chain sharpener.
IGNITIONTIMING
Ignition timing is fixed and nonadjustable.
SPARKPLUG
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 offthe spark plug boot.
4. Remove spark plug from cylinder and
discard.
5. Replace with Champion RCJ--7Y spark
plug nd tighten securely with a 3/4 inch
(19mm) soc ket wrench. Spark plug gap
should be 0.025 inches (0.6 mm).
6. Reinstall the spark plug boot.
7. Reinstall the cylinder cover and 3
screws. Tighten securely.
Spark Plug Boot
STORAGE
WARNING: Stop engine and allow
tocool, and sec urethe unit before s toringor
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.
Storeunit with all guards in plac e. Position so
that any sharp object cannot accidentally
cause injury to passersby. Store the unit out
of reach of children.
SBefore storing, drain all fuel from the unit.
Startengine and allow t o run until it stops.
SCleanthe unit before s toring. Pay particu-
larattention to the air int ake area, keeping
it free of debris. Use a mild detergent and
sponge to clean the plastic surfaces.
SDonot store the unit or fuel in a c losed area
wherefuel vapor s can reach sparks or an
openflame from hot water heaters , electric
motors or switches, furnaces, etc.
SStorein a dry area out of the reach of c hil-
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 s torage. Acidic gas
can damage the engine.