Homelite UT10512, UT10032, UT10012 manual BAR Studs Adjusting

Page 22

MAINTENANCE

n Wear gloves when handling the chain and bar. These

components are sharp and may contain burrs.

n Remove the bar mounting nuts using the scrench pro-

vided.

n Remove the clutch cover.

n Remove the bar and chain from the mounting surface.

n Remove the old chain from the bar.

n Lay out the new saw chain in a loop and straighten any

kinks. The cutters should face in the direction of chain

BAR STUDS

ADJUSTING

rotation. If they face backwards, turn the loop over.

n Place the chain drive links into the bar groove as

shown.

CUTTERS

CHAIN ROTATION

CHAIN DRIVE LINKS

Fig. 37

CHAIN TENSIONING

PIN HOLE

BAR

MOUNTING

NUTS

CLUTCH

COVER

SPROCKET

Fig. 39

BAR

GROOVE

CHAIN DRIVE LINKS

Fig. 38

CHAIN TENSIONING

SCREW

Fig. 40

Image 22

Contents OPERATOR’S Manual Save this Manual for Future ReferenceTable of Contents IntroductionGeneral Safety Rules Read ALL InstructionsRefueling do not Smoke Specific Safety RulesKickback Symbols Symbol Name DESIGNATION/EXPLANATIONService Glossary of Terms Features Product SpecificationsAssembly Handling the Fuel Safely OperationApplications Mixing the FuelOperating the Chain Brake Filling the Fuel TankAdding BAR and Chain OIL See Figures 4See Figures 6 Starter Grip Ignition Switch RUN PositionStarting the Engine To Start a Cold EngineTo Start a Warm Engine Ignition Switch Stop Position Brake PositionStopping the Engine See Figures 12Pull and Push Adjusting Idle SpeedIdle Speed Screw T Pull Push See Figures 16 Kickback PrecautionsProper Grip on Handles Kickback Rotational Proper Hand Grip Position Proper GripProper Cutting Stance Work Area PrecautionsBasic OPERATING/CUTTING Procedures Chain LineSee Figures 21 Proper Procedure for Tree FellingHazardous Conditions Planned Line FallHinge Back CUT Wedge Vertical Loose Section Removing Buttress RootsBucking KickbackBucking Logs Under Stress Bucking with a WedgeOverbucking Cutting Springpoles UnderbuckingLimbing and Pruning See Figures 31Lubrication MaintenanceGeneral Maintenance Replacing the Guide BAR and ChainBAR Studs Adjusting See Figures 44 Adjusting the Chain TensionFlats on Drive Links ≈ .050 in .25 mm ≈ .050 1.25 mm Chain MaintenanceSee Figures 47 Raker Depth Gauge ClearanceCutting Corner TOP Plate Side Plate Rivet Hole Sharpening the CuttersSee Figures 49 Heel TOE Gullet Left Hand Cutters Right HandMaintaining 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 See Figures 61Before adjusting the carburetor Adjusting the CarburetorCleaning the Starter Unit See Figures 64Replacing the Spark Plug Cleaning the EngineChecking the Fuel Filter See Figures 67Storing the Chain SAW 1 Month or Longer INSPECTING/CLEANING the Spark Arrestor ScreenInspecting and Cleaning the Chain Brake See Figures 72BAR and Chain Combinations TroubleshootingLength of Bar Guide Bar Part Number Chain Part Number Call US First Warranty Limited Warranty StatementMaintenance Requirements MANUFACTURER’S Warranty CoverageOWNER’S Warranty Responsibilities CoverageCarburetor Assy Emissions Maintenance Schedule and Warranted Parts ListAIR Filter Assy Fuel Tank AssyPage Serial Number California PropositionModel Number UT10012/UT10512 and UT10032/UT10532