Sears C944.414460 Check Chain Sharpness, Check Guide BAR, Check Fuel Mixture Level

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1.Use the screwdriver end of the chain adjustment tool (bar tool) to move chain around guide bar to ensure kinks do not exist. The chain should rotate freely.

Guide

Bar

Chain Brake

Chain Adjustment

 

Tool

Nuts

Adjusting

(Bar Tool)

 

Screw

 

2.Loosen chain brake nuts until they are finger tight against the chain brake.

3.Turn adjusting screw clockwise until chain solidly contacts bottom of guide bar rail.

Adjusting screw

Chain Brake Nuts

4.Using bar tool, roll chain around guide bar to ensure all links are in bar groove.

5.Lift up tip of guide bar to check for sag. Release tip of guide bar, then turn adjusting screw 1/4 turn clock- wise. Repeat until sag does not exist.

Adjusting Screw -- 1/4 Turn

6.While lifting tip of guide bar, tighten chain brake nuts securely with the bar tool.

Chain Brake

Nuts

7.Use the screwdriver end of the bar tool to move chain around guide bar.

8.If chain does not rotate, it is too tight. Slightly loosen chain brake nuts and loosen chain by turning the adjusting screw counterclock- wise. Retighten chain brake nuts.

9.If chain is too loose, it will sag be- low the guide bar. DO NOT operate the saw if the chain is loose.

WARNING: If the saw is operated with a loose chain, the chain could jump off the guide bar and result in se- rious injury.

CHECK CHAIN SHARPNESS

A sharp chain makes wood chips. A dull chain makes a sawdust powder

and cuts slowly. See CHAIN SHARP- ENING in the SERVICE AND ADJUST-

MENTS section.

CHECK GUIDE BAR

Conditions which require guide bar maintenance:

SSaw cuts to one side or at an angle. S Saw has to be forced through the cut. S Inadequate supply of oil to bar/chain. Check the condition of guide bar each time chain is sharpened. A worn guide bar will damage the 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:

S Move ON/STOP switch to STOP. 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.

Remove Sawdust From

Guide Bar Groove

Oil Holes

SBurring of guide bar rails is a normal process of rail wear. Remove these

burrs with a flat file.

SWhen rail top is uneven, use a flat file to restore square edges and sides.

File Rail Edges

and Sides

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 bar specified for your saw in the repair parts list or on the de- cal located on the chain saw.

CHECK FUEL MIXTURE LEVEL

SSee FUELING ENGINE under the OP- ERATION section.

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Contents Gasoline Chain SAW Sears Canada, Inc., Toronto, Ontario M5B 2B8 Limited ONE 1 Year Warranty for Craftsmanr GAS Chain SAWPlan Ahead Operate Your SAW SafelyMaintain Your SAW in Good Working Order Handle Fuel with Caution Guard Against KickbackReduce the Chance Kickback Maintain Control Kickback Safety FeaturesAvoid Pinch-Kickback Avoid Pull-InSpecial Notice Your saw is Chain Brake & CKA AngleCarton Contents AssemblyKnow Your SAW Chain Tension ON/STOP Switch Chain BrakeThrottle Trigger Throttle LOCK--OUTDifficult Starting or starting a flooded engine ON/STOP Switch Starting PositionStopping Your Engine Starting a Warm EngineTree Felling Techniques Braking function controlInertia activating function control Operating TipsFelling Large Trees Notch CUT and Felling TreeCutting a Fallen Tree Bucking Bucking Without a Support Bucking Using a LOG or Support StandImportant Points Bucking TechniquesAll the way through the limb Limbing and Pruning Important PointsLimbing PruningFasteners and Parts Customer ResponsibilitiesGeneral Recommendations Check for LooseCheck Chain Sharpness Check Guide BARCheck Fuel Mixture Level Lubrication Inspect and Clean Unit and DecalsClean AIR Filter Cleaning the Spark Arresting ScreenChain Sharpening Chain ReplacementReplace Spark Plug Replace Fuel FilterChain Adjustment Carburetor AdjustmentIdle Speed--T Other Seasonal StorageFuel System EngineTroubleshooting Table Cause Remedy Trouble Cause Remedy Troubleshooting TableWhere to GET Warranty SER Control Warranty Parts List NANCE, Replacement and REPair of Emission Related

C944.414460 specifications

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