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AIR FILTER
CAUTION
: Do not clean filter in gasoline
or other flammable solvent to avoid creating
a fire hazard or producing harmful evapora-
tive emissions.
Cleaning the air filter:
A dirty air filter decreases engine perform-
ance and increases fuel consumption and
harmful emissions. Always clean after every
5 hours of operation.
S Clean the cover and the area around it to
keep dirt and sawdust from falling into the
carburetor chamber when the cover is re-
moved.
S Remove the parts as illustrated below.
S Wash the filter in soap and water.
Cylinder Cover
Air Filter
Screws
Cylinder
Cover
INSPECT MUFFLER AND SPARK
ARRESTING SCREEN
WARNING:
The muffler on this
product contains chemicals known to the
State of California to cause cancer.
As the unit is used, carbon deposits build up
on the muffler and spark arresting screen,
and must be removed to avoid creating a fire
hazard or affecting engine performance.
Replace the spark arresting screen if breaks
occur.
CLEANING THE SPARK ARREST-
ING SCREEN
Cleaning is required every 25 hours of op-
eration or annually, whichever comes first.
Outlet
Guide
Muffler
Backplate
Muffler
Gasket
Bolt Cover
S Loosen and remove the locknut from the
bolt cover.
S Remove the bolt cover.
S Loosen and remove the 2 muffler bolts.
Remove the muffler, muffler gasket, outlet
guide and backplate. Notice the orienta-
tion of these parts for reassembling.
S Locate the 2 outlet cover screws on the
muffler. Loosen and remove both screws.
S Remove the outlet cover.
Outlet Cover
Screws
Spark Arresting
Screen
S Remove spark arresting screen.
S Clean the spark arresting screen with a wire
brush. Replace screen if any wires are bro-
ken or screen is blocked after cleaning.
S Reinstall spark arresting screen.
S Reinstall outlet cover and 2 screws. En-
sure outlet cover and both screws are re-
installed correctly (see illustrations) to pre-
vent damage to the saw.
outlet must face the chain brake (bar side)
of the saw.
Exhaust
Outlet
Exhaust Outlet must face chain
brake (bar side) of chain saw
S Inspect the muffler gasket and replace if
damaged.
S Reinstall backplate, outlet guide, muffler
gasket, and muffler using muffler bolts.
Tighten until secure.
S Reinstall bolt cover and locknut.
CARBURETOR ADJUSTMENTS
Your carburetor is equipped with limiter
caps. Carburetor adjustment is a compli-
cated task. We recommend that you take
your unit to an Authorized Service Dealer.
Damage will occur if you turn the needles be-
yond the limiter stops.
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-
Muffler
age your chain and make cutting difficult.
Bolts
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:
Locknut
S Move ON/STOP switch to the STOP posi-
tion.
S Loosen and remove chain brake nuts and
chain brake. Remove bar and chain from
saw.
S Clean the oil holes and bar groove after
each 5 hours of operation.
13
BACK VIEW OF
MUFFLER
Muffler
The exhaust
Outlet Cover
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