Homelite UT10517/18 manual Adjusting the Carburetor, Cleaning the Starter Unit, See Figures 65

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maintenance

ADJUSTING THE CARBURETOR

See Figures 65 - 67.

Before adjusting the carburetor:

nUse a brush or compressed air to clean the starter cover vents.

nClean the air filter. Refer to Cleaning the Air Filter in the Maintenance section of this manual.

nAllow the engine to warm up prior to adjustment of engine idle speed.

warning:

Weather conditions and altitude may affect carburetion. Do not allow bystanders close to the chain saw while adjusting the carburetor.

Idle Speed Adjustment —The idle speed adjustment controls how much the throttle valve stays open when the throttle trigger is released. To adjust:

nTurn idle speed screw “T” clockwise to increase idle speed.

nTurn idle speed screw “T” counterclockwise to decrease idle speed.

WARNING:

THE SAW CHAIN SHOULD NEVER TURN AT IDLE. Serious personal injury may result from the saw chain turning at idle.

CLEANING THE STARTER UNIT

See Figure 66.

Use a brush or compressed air to keep the cooling vents of the starter assembly free and clean of debris.

air filter

Fig. 65

starter cover
vents	Fig. 66
	Fig. 66

idle speed
screw “T”	Fig. 67
	Fig. 67

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Contents OPERATOR’S Manual Table of contents IntroductionGeneral safety rules Read ALL InstructionsSpecific safety rules Refueling do not SmokeKickback Symbols Symbol NameService Glossary of terms Trigger FeaturesProduct Specifications Primer bulbGuide BAR Know Your Chain SAWChoke Lever LOW Kickback SAW ChainUnpacking AssemblyOperation Packing ListHandling the Fuel Safely Mixing the FuelPremium Exact MIX See Figures 4 Operating the Chain BrakeSee Figure Run Position BrakeTo start the engine Starting the EngineSee Figures 6 Starter GripChoke lever Trigger Stopping the EngineSee Figures 12 Throttle triggerIdle speed Screw T Pull Adjusting Idle SpeedPull and Push PushKickback Precautions Proper Grip on HandlesSee Figures 17 Proper Cutting Stance Work Area PrecautionsBasic OPERATING/CUTTING Procedures Thumb on Undersideof Handle bar Straight Chain line ArmProper Procedure for Tree Felling Hazardous ConditionsSee Figures 22 Removing Buttress Roots BuckingVertical Cut Loose SectioN Horizontal Kickback Bucking with a Wedge Bucking Logs Under StressOverbucking Cutting Springpoles UnderbuckingLimbing and Pruning See Figures 32Lubrication MaintenanceGeneral Maintenance See Figures 35Mounting ADJUSTINGCutters chain rotation Chain drive links Bar Tensioning Screw Groove Chain drive linksAdjusting the Chain Tension See Figures 45Chain Maintenance See Figures 48≈ .050 Raker clearance Inspect drive Sprocket Sharpening the Cutters See Figures 50Maintaining Depth Gauge Clearance TOP Plate Filing AngleSide Plate Angle SeeMaintaining the SAFE-T-TIP Nose Guard Maintaining the Guide BARMounting the SAFE-T-TIP Nose Guard See Figures 60Cleaning the AIR Filter Choose one of the following cleaning optionsSee Figures 62 Before adjusting the carburetor Adjusting the CarburetorCleaning the Starter Unit See Figures 65Checking the Fuel Filter Cleaning the EngineClean Cylinder Fins Clean flywheel Fuel filter Replacing the Spark PlugStoring the Product See Figures 73Troubleshooting Bar and chain combinationsCall US First Warranty Limited Warranty StatementYour Warranty Rights and Obligations Warranty California Proposition Serial Number