15
NOTE: It is normal for a small amount ofoil
to appear under the saw after engine stops.
Do not confuse this with a leaking oil tank.
S ON/ST OP Switch -- En sure ON/STOP
switch functions properly by moving the
switch to th e S TOP position. Make sure en-
gine stops; then restart engine and continue.
S Fuel Tank -- Do not use saw if fuel tank
shows signs of damage or leaks.
S Oil Tank -- Do not usesaw if oil tank shows
signs of damage or leaks.
CHECK F OR LOOSE
FASTENERS AND PART S
S Bar Nuts
S Chain
S Muffler
S Cylinder Shield
S Air Filter
S Handle Screws
S Vibration Mounts
S Starter Housing
S Front H and Guard
CHECK CHAIN SHARPNESS
A sharp chain makes wood chips. A dull
chain makes a sawdust powder and cuts
slowly. See CHA IN S H ARP E NIN G .
CHECK GUIDE BAR
Conditions which r equire guide bar mainte-
nance:
S Saw cuts t o one side or at an angle.
S Saw has to be forced through the cut.
S Inadequate supply of oil to bar/chain.
Check the condition of guide bar each tim e
chain is sharpened. A worn guide bar will
damage the chain and make cutting difficult.
After each use, ensure ON/STOP switch is
in the ST OP position, then clean all sawdust
from the guide bar and sprocket hole.
To m aintain guide bar:
S MoveON/STOPswitchtoSTOP.
S Loosen and remove bar nuts and clutch
cover. Remove bar and chain from saw.
S Clean the oil holes and bar groove after
each 5 hours of operation.
Remove Sawdust From
Guide Bar Groove
Oil Holes
S Burring of guide bar rails i s a norm al
process of rail wear. Rem ove these burrs
with a flat file.
S When rail t opis uneven, use aflat fileto re-
store square edges and sides.
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 ex-
cess heating or burring of the rails occurs. If re-
placement is necessary , use only the guide bar
specified for your saw i n the repair parts list or
on the decal located on the chain saw.
CHECK FUEL MIXTURE LEVEL
S See FUELING ENGINE under the OP-
ERA TION section.
LUBRICATION
Bar Oil
Fill Cap
S See GUIDE B AR A ND CHAIN OIL under
the OPERA TION section.
INSPECT AND CLEAN UNIT AND
DECALS
S After each use, inspect c omplete unit for
loose or damaged parts. Clean the unit and
decals using a damp cloth with a mild deter-
gent.
S Wipe of f unit with a clean dry cloth.
CHECK CHAIN BRAKE
See CHAIN BRAKE in the OPERATION
section.
CLEAN AIR FILTER
CAUTION:
Do notcleanfilterin gasolineor
other flammable solvent to avoid creating a
fire hazard o r producing harmful evaporative
emissions.
Cleaning the air filter:
A dirty air filter decreases the life and perfor-
mance of the engine and inc reases fuel con-
sumption and harmful emissions. Always
clean your air filter after 1 0 tanks of fuel or 5
hours of operation, whichever comes first.
Clean more frequently in dusty conditions. A
used air filter can never be completely
cleaned. It is advisable to replaceyour air fil-
ter with anew one after every 50 hour s ofop-
eration, or annually , whichever comes first.
1. Loosen 3 screws on cylinder cover.
2. Remove cylinder cover.
3. Remove air filter cover and air filter.
4. Clean the airfilter usinghot soapy water .
Rinse with cleancool w ater.Air dry com-
pletely before reinstalling.
5. Reinstall air filter and air filter cover.
6. Reinstall cylinder cover and 3 screws.
Tighten securely.
