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.
SClean cover and area around it to keep dirt and sawdust from falling into carbure- tor chamber when cover is removed.
SRemove the parts as illustrated below. S Wash the filter in soap and water.
Air Filter | Cylinder |
Cover |
Screws
Cylinder
Cover
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 beyond the limiter stops.
BAR MAINTENANCE
If your saw cuts to one side, has to be forced through the cut, or has been run with an im- proper amount of bar lubrication it may be necessary to service your bar. A worn bar will damage your chain and make cutting difficult.
Replace your bar if bent or the inside rails of the bar are worn.
SClean the oil holes after each 5 hours of operation
Remove sawdust from bar groove
ically with a wire or putty knife.
Guide Bar Groove 
Oil Holes
CHAIN SHARPENING
Chain sharpening is a complicated task that requires special tools. We recommended you refer chain sharpening to a professional chain sharpener. If you choose to perform your own chain sharpening, call our
IGNITION TIMING
Ignition timing is fixed and nonadjustable.
SPARK PLUG
Replace the spark plug yearly.
STORAGE
WARNING: Stop engine and allow to cool, and secure the unit before storing or 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. Store unit with all guards in place. Position so that any sharp object cannot accidentally cause injury to passersby. Store the unit out of reach of children.
S Before storing, drain all fuel from the unit. Start engine and allow to run until it stops.
SClean the unit before storing. Pay particu- lar attention to the air intake area, keeping it free of debris. Use a mild detergent and
sponge to clean the plastic surfaces.
S Do not store the unit or fuel in a closed area where fuel vapors can reach sparks or an open flame from hot water heaters, electric motors or switches, furnaces, etc.
S Store in a dry area out of the reach of chil- 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 formation of acids during storage. Acidic gas can damage the engine.
Engine will not start.
SIgnition switch off. S Engine flooded.
S Fuel tank empty.
S Spark plug not firing.
S Fuel not reaching carburetor.
Engine will not idle properly.
SCarburetor requires adjustment. S Crankshaft seals worn.
Engine will not accelerate, lacks power, or dies under a load.
SAir filter dirty.
Spark plug fouled.S
SCarburetor requires adjustment. Engine smokes excessively.
SToo much oil mixed with gasoline
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