Homelite UT10516/16 IN. 33CC Adjusting the Carburetor, Cleaning the Starter Unit, See Figures 64

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maintenance

ADJUSTING THE CARBURETOR

See Figures 64 - 66.

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 65.

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

air filter

Fig. 64

starter cover	Fig. 65
vents

idle speed
screw “T”	Fig. 66
	Fig. 66

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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 Front hand guard/Chain Brake Handle Cylinder Cover FeaturesProduct Specifications Primer bulb TriggerLOW Kickback SAW Chain Know Your Chain SAWChoke Lever SAFE-T-TIP ANTI-KICKBACK Nose GuardUnpacking AssemblyOperation Packing ListHandling the Fuel Safely Mixing the FuelPremium Exact MIX See Figures 4 Operating the Chain BrakeSee Figure Run Position BrakeStarting the Engine See Figures 6To Start a Warm Engine Throttle Lock button Trigger Ignition switchStopping the Engine See Figures 12Adjusting Idle Speed Pull and PushKickback Precautions Proper Grip on HandlesSee Figures 16 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 21 Removing Buttress Roots BuckingVertical Cut Loose SectioN Horizontal Kickback Bucking with a Wedge Bucking Logs Under StressOverbucking Cutting Springpoles UnderbuckingLimbing and Pruning See Figures 31Lubrication MaintenanceGeneral Maintenance See Figures 34Chain tensioning Pin hole ADJUSTINGCutters chain rotation Chain drive links Chain tensioning Screw Bar Groove Chain drive linksAdjusting the Chain Tension See Figures 44≈ .050 Chain MaintenanceSee Figures 47 Raker depth gauge clearance 025 Inspect drive SprocketSharpening the Cutters See Figures 49Maintaining 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 59Cleaning the AIR Filter Choose one of the following cleaning optionsSee Figures 61 Before adjusting the carburetor Adjusting the CarburetorCleaning the Starter Unit See Figures 64Checking the Fuel Filter Cleaning the EngineClean Cylinder Fins Clean flywheel Fuel filter Replacing the Spark PlugStoring the Product See Figures 72Troubleshooting Bar and chain combinationsCall US First Warranty Limited Warranty StatementYour Warranty Rights and Obligations Warranty California Proposition Serial Number