Homelite UT10552 manual 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
vents	Fig. 65

idle

speed

screw

“T”

Fig. 66

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Contents UT10552 OPERATOR’S ManualIntroduction Table of contentsRead ALL Instructions General safety rulesKickback Specific safety rulesRefueling do not Smoke Symbol Name SymbolsService Glossary of terms Release FeaturesProduct Specifications Assembly Applications OperationHandling the Fuel Safely Mixing the FuelAdding BAR and Chain OIL Filling the Fuel TankOperating the Chain Brake See Figures 4Starting the Engine Ignition switchSee Figures 6 RUN PositionStopping the Engine Throttle Lock button Trigger Ignition switch StopTo Start a Warm Engine See Figures 12Idle speed screw T Pull Push Adjusting Idle SpeedPull and Push See Figures 16 Kickback PrecautionsProper Grip on Handles Basic OPERATING/CUTTING Procedures Work Area PrecautionsProper Cutting Stance UndersideSee Figures 21 Proper Procedure for Tree FellingHazardous Conditions Bucking Removing Buttress RootsHinge Back CUT Wedge Vertical Cut Loose SectioN Horizontal KickbackBucking Logs Under Stress Bucking with a WedgeOverbucking Finishing CUTLimbing and Pruning UnderbuckingCutting Springpoles See Figures 31General Maintenance MaintenanceLubrication See Figures 34BAR Groove Chain Drive Links Chain Drive LinksSprocket Flats on Drive Links Adjusting the Chain TensionSee Figures 44 See Figures 47 Chain Maintenance≈ .050 in .25 mm 050 1.25 mm Raker Depth Gauge ClearanceLeft Hand Cutters Right Hand Sharpening the CuttersSee Figures 49 Side Plate Angle TOP Plate Filing AngleMaintaining Depth Gauge Clearance SeeMounting the SAFE-T-TIP Nose Guard Maintaining the Guide BARMaintaining the SAFE-T-TIP Nose Guard See Figures 59See Figures 61 Cleaning the AIR FilterCleaning the Starter Unit Adjusting the CarburetorBefore adjusting the carburetor See Figures 64Checking the Fuel Filter Cleaning the EngineReplacing the Spark Plug See Figures 67Plate Deflector Retaining ScrewSBAR and Chain Combinations Call US First TroubleshootingLimited Warranty Statement WarrantyOWNER’S Warranty Responsibilities MANUFACTURER’S Warranty CoverageMaintenance Requirements CoverageAIR Filter Assy Emissions Maintenance Schedule and Warranted Parts ListCarburetor Assy Fuel Tank AssyPage Model Number California PropositionSerial Number UT10552