Homelite UT74121A manual Chain OIL System, Starting the Engine, See Figures 10 to

Page 13

OPERATION

Fig. 8

CHAIN OIL SYSTEM

See Figure 9.

Use HOMELITE Bar and Chain Oil. It is designed for chains and chain oilers, and is formulated to perform over a wide temperature range with no dilution required. Chainsaw should use approximately one tank of oil per tank of fuel.

NOTE: Do not use dirty, used or otherwise contaminated oils. Damage may occur to the oil pump, bar or chain.

1.Carefully pour the bar and chain oil into the tank.

2.Fill the oil tank every time you refuel the engine.

Fig. 9

Fig. 10

STARTING THE ENGINE

See Figures 10 to 19.

WARNING:

Keep your body to the left of the chain line. Never straddle the saw or chain, or lean over past the chain line.

1.Place the chainsaw on level ground and ensure that no objects or obstructions which could come in contact with the bar and chain are in the immediate vicinity.

2.Hold the front handle firmly with the left hand and put your right foot onto the base of the rear handle.

BRAKE POSITION

Fig. 11

IGNITION SWITCH

IN THE RUN

POSITION

Fig. 12

PRIMER BULB

Fig. 13

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Contents Save this Manual for Future Reference OPERATOR’S ManualIntroduction Table of ContentsRead ALL Instructions General Safety RulesDo not Operate a Chainsaw That is Damaged General Precautions Specific Safety RulesSafety Apparel Basic Precautions in the CUTTING/ Work AreaPush and Pull Maintenance PrecautionsKICK-BACK Pull PushSymbol Name Explanation SymbolsRUN StopSpecifications Features Operation Understanding Your Chainsaw Safety DevicesLOW KICK-BACK SAW Chain Guide BarsChain Brake KICK-BACK PrecautionsRUN Position KICK-BACK Brake Position RotationalHandling the Fuel Safely Fuel and RefuellingMixing the Fuel Filling the TankChain OIL System Brake Position Ignition Switch RUN Primer BulbStarting the Engine See Figures 10 toStarting a Cold Engine Starting a Warm Engine Stopping the EngineProper Grip on Handles Preparing for CuttingChain Line Proper GripWork Area Precautions Basic OPERATING/CUTTING ProceduresAdjusting the Carburettor See Figures 24Operating the Chain Brake Adjusting Idling SpeedBrake Position RUN Position Retreat Path Felling Trees Hazardous ConditionsPlanned Line of Fall Proper Procedure for Tree FellingRetreat Notch Approx /3 Diameter Trunk Back CUT HingeHinge Back CUT WedgeBucking Removing Buttress RootsBucking with a Wedge Vertical CUT Loose Section Horizontal KICK-BACK WedgeOverbucking Bucking Logs Under StressUnderbucking LOG Supported AT ONE END Finishing CUTCutting Spring Poles Limbing and PruningLoad Second CUT Finishing CUT Spring PoleAssembling the BAR and Chain MaintenanceCutters Chain Tensioning Screw Chain Maintenance Adjusting the Chain TensionSee Figures 52, 53 Flats on Drive LinksSharpening the Cutters Check for Wear or Damage LEFT-HAND Cutters RIGHT-HAND TOP Plate Filing Angle Maintaining Depth Gauge ClearanceSide Plate Angle Maintaining the Guide BAR Restore Original Shape by Rounding FrontMaintaining the SAFE-T-TIP Nose Guard Lubricating HoleMounting the SAFE-T-TIP Nose Guard Cleaning the AIR FilterTighten 3/4 Turn See Figures 71, 72Cleaning the Engine Cleaning the Starter UnitChecking the Fuel Filter Replacing the Sparking PlugChain Catcher Brake Band Clean the Chain Brake Cleaning the Spark Arresting SI- LencerChain Brake Storing the Chainsaw 1 Month or LongerProblem Possible Cause Solution TroubleshootingBAR and Chain Combinations But chain is not rotating Tions. See FigureSafety Directive WarrantyGuarantee Statement Rtsa / Rtuk / RTG EC Declaration of ConformityPage Ryobi Technologies GmbH

UT74121A specifications

The Homelite UT74121A is a versatile gas-powered string trimmer designed for homeowners and landscapers seeking an efficient tool for maintaining their lawns and gardens. Known for its reliability, the UT74121A combines performance with user-friendly features that make lawn care tasks less daunting.

One of the standout features of the UT74121A is its powerful 26cc 2-cycle engine. This engine provides ample power for cutting through dense grass and weeds, ensuring that tasks are completed quickly and efficiently. The lightweight design of the trimmer, coupled with its ergonomic handle, allows users to maneuver easily, making it ideal for extended use without causing fatigue.

The Homelite UT74121A is equipped with an easy-to-load bump feed spool for quick line replacement. Users can effortlessly advance the cutting line by tapping the trimmer's head on the ground, making it convenient to maintain the desired cutting length without interrupting work. The trimmer uses .095-inch diameter line, which provides durability and resilience against tough conditions.

In terms of design, the UT74121A features a straight shaft that offers increased reach and allows users to access hard-to-reach areas with ease. This design is particularly helpful for trimming along fences, in flower beds, and under low-hanging branches. The adjustable handle height further enhances user comfort, allowing for customization based on individual preferences.

Safety is a primary concern for any outdoor equipment, and the UT74121A incorporates several features to enhance user safety. It comes with a protective shield that prevents debris from being thrown during operation, and the easy-starting system reduces pull effort, making it accessible for users of all skill levels.

The trimmer also adheres to stringent emissions standards, making it an environmentally-friendly option in today's market. With proper maintenance, the UT74121A ensures longevity and sustained performance, making it a valuable addition to any landscaping toolkit.

Overall, the Homelite UT74121A is a powerful and efficient solution for those seeking a reliable string trimmer. Its combination of a robust engine, user-centric design, and safety features makes it suitable for various lawn care tasks, ensuring gardens and lawns remain well-groomed year-round.
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