Owner's manual

13
Adjusting Screw
5. Check the tension by lifting the chain
fr om the guide bar. Remove some of
the stiffness in the chain by pulling
down and letting go of the chain sever-
al times.
6. Conti nue turni ng the adjusti ng screw
until the tension is correct (see step 4).
7. T i ghten bar clamp nuts with a wrench.
8. Recheck chain tension.
WARNING: If the saw is operated
with a loose chain, the chain could jump
off the guide bar and result in serious in-
jury.
CHECK CHAIN SHARPNESS
A sharp chain makes wood chips. A dull
chain makes a sawdust powder and cuts
slow ly. See
CHAIN SHARPE NIN G in the
SERVICE AND ADJUSTMENTS section.
CHECK G UIDE BAR
Conditi ons which require guide bar main-
tenance:
S Saw cuts to one side or at an angle.
S Saw has to be force d thr ou gh the cut.
S Inadequate supply of oil to the bar and
chain.
Check the condition of the guide bar each
tim e the chain is sharpened. A worn guide
bar will damage the chain and make cut-
ting dif f i cult .
Aft er each use, with unit disconnected
from power source, clean all sawdustfrom
the guide bar and sprocket hole.
To maintain guide bar:
S Disconnect the chain saw from the pow-
er source.
S Loosen and remove bar clamp nuts.
Remove bar and chain from saw.
S Clean the oil holes and bar groove aft er
each 5 hours of operation.
Remove Sawdust From
Guide Bar Groove
Oil Holes
S Burri ng of guide bar rail s is a normal
process of rai l wear . Remove these
burrs with a flat file.
S When rail top is uneven, use a fl at fil e to
restor e square edges and sides.
Correct GrooveWorn Groove
File Rail Edges
and Sides
Square
Replace the guide bar when the groove is
worn, the guide bar is bent or crack--ed, or
when excess heating or burring of the rails
occur s. If repl ace me nt is necessar y, use
only the guide bar specified for your saw in
the repair part s li st or on the decal located
on the chain saw.
LUBRICATION
Bar Oil Fill Cap
S Check bar and chain oil befor e use and
every 15 minutes while operating the
saw. See
GUIDE BAR AND CHAIN OIL un-
der the
OPERAT ION section.
INSPECT AND CLEAN UNIT AND
LABELS
S After each use, inspect complete unit for
loose or damaged parts. Clean the unit
and labels using a damp cloth with a
mild deter gen t.
S Wipe off the unit and labels with a clean
dry clot h.
SERVICE AND ADJUSTMENTS
CHAIN SHARPENING
Chai n shar pen ing requi res special tools.
You can purchase sharpening tools at an
authori zed service dealer or go to a pro-
fessional chain sharpener.
WARNING: Avoid accidental start-
ing. Always unplug saw from power
source before installing a bar and/or
chain.
CHAIN REPLACEMENT
WARNING: Wear protective
gloves when handling chain. The c hain
issharpandcancutyouevenwhenitis
not moving.