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Idiomas disponibles
Idiomas disponibles
CLEANING
THE SPARK
ARRESTING
SCREEN
Clean every 25 hours of operation or annually,
whichever comes first,
Steel
Backplate
Muffler
Muffler
Bolts
Aluminum
_I
k/
Backplate
Muffler
Gasket
Bolt Cover
Locknut
1.
Loosen and remove the 3 cylinder
cover
screws.
Remove the cylinder
cover.
2.
Pull off the spark plug boot.
3.
Loosen and remove the Iocknut from the
bolt cover.
Remove
the bolt cover.
4.
Loosen and remove the 2 muffler
bolts.
Remove the muffler and backplates.
No-
tice the orientation
of these parts for re-
assembling.
5.
Locate the 2 outlet cover screws
on the
muffler.
Loosen
and
remove
both
screws.
Remove
the outlet
cover
and
spark arresting
screen.
BACK VIEW OF MUFFLER
Outlet Cover
Muffler
Screws
_
_""%_
S parskcArrestin g \ ,,,,_'
6.
Clean the spark arresting
screen
with a
wire brush.
Replace screen if any wires
are
broken
or screen
is blocked
after
cleaning.
7.
Reinstall spark arresting
screen.
8.
Reinstall outlet cover and 2 screws.
En-
sure outlet cover and both screws are re-
installed correctly
to prevent
damage
to
the saw (see illustrations).
The exhaust
outlets
must face the chain
brake (bar
side) of the saw.
Exhaust
Outl_
tlet Cover
Exhaust
Outlets must face
chain brake (bar side) of chain saw
9.
inspect the muffler gasket
and replace if
damaged.
10. Reinstall backplates,
muffler gasket
and
muffler using muffler bolts.
Tighten
until
secure.
11. Reinstall bolt cover and Iocknut.
12. Reinstall the spark plug boot.
13. Reinstall
the
cylinder
cover
and
3
screws.
Tighten
securely.
CARBURETOR
ADJUSTMENTS
WARNING:
The chain will be mov-
ing during most of this procedure,
Wear your
protective
equipment
and observe
all safety
precautions,
The chain must not move at idle
speed.
The carburetor
has been carefully
set at the
factory.
Adjustments
may be necessary
if
you notice any of the following
conditions:
• Chain moves at idle. See iDLE SPEED-T
adjusting
procedure.
• Saw will not idle. See IDLE SPEED-T
ad-
justing
procedure.
Idle
Speed-T
Allow engh_e to idle. If the chain moves,
idle
is too fast. If the engine stalls, idle is too slow.
Adjust speed until engine runs without chain
movement
(idle too fast) or stalling
(idle too
slow).
• Turn idle speed screw
(T) clockwise
to in-
crease engine speed.
• Turn idle speed
screw
(T) counterclock-
wise to decrease
engine speed.
If you require further assistance or are unsure
about performing
this procedure,
contact your
authorized
service
dealer
or
call
1-800-554-6723.
BAR
MAINTENANCE
If your saw cuts to one side. has to be forced
through the cut, or been run with an improper
amount
of bar lubrication
it may be neces-
sary to service your bar. A worn bar will dam-
age your chain and make cutting difficult.
After each use. ensure ON/STOP
switch
is
in the STOP position,
then clean all sawdust
from the guide bar and sprocket
hole.
To maintain
guide bar:
• Move ON/STOP
switch to the STOP posi-
tion.
• Loosen and remove chain brake nuts and
chain brake.
Remove
bar and chain from
saw.
• Clean the oit holes and bar groove affer each
5 hours of operation.
Remove
Sawdust
From
_
1_
G uide Bar G,_ov_,_"
Oil Holes
•
o_
_J
• Burring
of guide
bar
rails
is a normal
process
of rail wear. Remove
these burrs
with a flat file.
• When rail top is uneven, use a flat file to re-
store square
edges and sides.
_
File Rail Edges_
N N
and Sides
I U I
Square
[
]
Worn Groove
Correct
Groove
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
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