Carburetor Adjustments, Chain Sharpening

ia~s~u te your chain and make cutting 9

Replace your bar if bent or the inside rails of the bar are worn.

•Clean the oil holes and bar groove after each 5 hours of operation

•Remove sawdustfrom bar groove period- ically with a wife or putty knife.

CARBURETOR ADJUSTMENTS

Carburetor adjustment is critical and if done

improperly can permanently damage your unit We recommend ou contact anAutho-

rized Service Dealer Yor ad’ustrnents.

IDLE SPEED ADJUSTME &r. .. Turn the Idle Speed Screw clockwise until rt stops. Now turn the screw counterclockwise 4-l/2 turns. This should allow the engine to n$ without the chain turning. If the chatn moves at idle speed, do not use your unit. Contact an Authorized Service Dealer. Idle speed is correct.when engine runs without

$lrn and charn does not turn.

XT3 RE ADJUSTMENTS: Your Carbure- tor includes limiter caps (Plastic caps on the mixture screws) , do not force the screws beyond the stops of the limiter caps or dam- age will occur. Do not remove these caps. Small adjustments will affect your un.ft.Do not adjust more than l/l 6th turn v&out checking performance.

CHAIN SHARPENING

Chain sharpening is a complicated task that requires special tools. We recommended you refer chain sharpening to a professronal chain sharpener. If you choose to perform

your own chain sharpening, call or+ toll-free helpline and order a free charn sharpening guide. (See the back page of this manual for the toll-free phone number.)

IGNITION TIMING

Ignition timing is fixed and nonadjustable.

MUFFLER/SPARK ARRESTOR

Remove and inspect the spark arrestor screen, Clean with a wire brush. Replace damaged or worn parts.

STORAGE

A WARNING: Stop engine and allow to cool, and secure the unit before storin or transporting in a vehicle. Store unit and R el 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 uards in place. Position sothatanysharpo zbjectcannotaccidentally cause injury topassersby. Store the unit out of reach of children.

•Clean the unit before storing. Pay particu- lar attention to theair intake area, keeping it free of debrfs. Use a mild detergent and ;geyte to clean the plastrc surfaces and

•Before storing, drain all fuel from the unit Start engine and allow to run until it stops.

CAUTION: tt 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. Alto- 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 was can damage the engrne.

Engine will not start.

•I nition switch off.

I& gine flooded. : Fuel tank empty.

•Spark plug not firing.

•Fuel not reaching carburetor.

Engine will not idle properly.

•Carburetor requires adjustment

•Crankshaft seals worn.

Engine will not accelerate, lacks power, or dies under a load.

•Air filter dirty.

•Spark plug fouled.

•Carburetor requires adjustment

Engine smokes excessively.

i Too much oil mixed with gasoline

SPARK PLUG

Replace the spark plug yearly. Use RCJ8Y Plug. Gap = .025”