Homelite CSP4518 - UT74125A, CSP4520 - UT74127A, CSP3816 - UT74123A manual Starting a Cold Engine

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OPERATION

STARTING A COLD ENGINE:

3.Move the chain brake to the BRAKE position.

NOTE: Set the chain brake by pushing the chain brake lever/hand guard forward (towards the bar) to the brake position. Refer to “Operation – Operating Chain Brake” for additional information.

4.Set the ignition switch to the RUN (I) position.

5.Fully press and release the PRIMER BULB 7 times.

6.Pull CHOKE lever all the way OUT to full position. The partial throttle position is automatically set when the choke lever is set at full choke.

CHOKE LEVER

Fig. 14

STARTER

GRIP

Fig. 15

CHOKE
LEVER	Fig. 16
	Fig. 16

STARTER

GRIP

Fig. 17

TRIGGER

RELEASE

RUN POSITION

THROTTLE TRIGGER

Fig. 18

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Contents Save this Manual for Future Reference OPERATOR’S ManualIntroduction Table of ContentsRead ALL Instructions General Safety RulesKeep ALL Parts of Your Body away from the saw Basic Precautions in the CUTTING/ Work Area Specific Safety RulesGeneral Precautions Safety ApparelPull Push Maintenance PrecautionsPush and Pull KICK-BACKSymbol Name Explanation SymbolsSymbols Specifications Features LOW KICK-BACK SAW Chain Understanding Your Chainsaw Safety DevicesOperation SAFE-T-TIPANTI-KICK-BACK Nose GuardKICK-BACK Danger Zone Rotational KICK-BACK PrecautionsChain Brake RUN Position BrakeFilling the Tank Fuel and RefuellingHandling the Fuel Safely Mixing the FuelBrake Position Ignition Switch RUN Primer Bulb Adding OILStarting the Engine Starting a Cold Engine Ignition Switch Stop Position Stopping the EngineStarting a Warm Engine Chain Line Preparing for CuttingProper Grip on Handles Proper Cutting StanceAIR Filter Basic OPERATING/CUTTING ProceduresWork Area Precautions Adjusting the CarburettorAdjusting Idling Speed Operating the Chain BrakeBrake Position RUN Position Felling Trees Hazardous Conditions Keep Bystanders AwayRetreat Path Proper Procedure for Tree Felling Planned Line of FallRetreat Wedge HingeNotch Approx /3 Diameter Trunk Hinge Back CUTVertical CUT Loose Section Horizontal KICK-BACK Wedge Removing Buttress RootsBucking Bucking with a WedgeLOG Supported AT ONE END Finishing CUT Bucking Logs Under StressOVER-BUCKING UNDER-BUCKINGFinishing CUT Spring Pole Limbing and PruningCutting Spring Poles Load Second CUTAssembling the BAR and Chain MaintenanceCutters Chain Tensioning Screw Adjusting the Chain Tension Chain MaintenanceFlats on Drive Links Sharpening the Cutters Check for Wear or Damage LEFT-HAND Cutters RIGHT-HAND Maintaining Depth Gauge Clearance TOP Plate Filing AngleSide Plate Angle Lubricating Hole Restore Original Shape by Rounding FrontMaintaining the Guide BAR Maintaining the SAFE-T-TIPNOSE GuardTighten 3/4 A Turn Cleaning the AIR FilterStarter Assembly Mounting the SAFE-T-TIP Nose GuardReplacing the Sparking Plug Cleaning the Starter UnitCleaning the Engine Checking the Fuel FilterStoring the Chainsaw 1 Month or Longer Cleaning the Spark Arresting SilencerChain Catcher Brake Band Clean the Chain Brake Chain BrakeTroubleshooting Problem Possible Cause SolutionBAR and Chain Combinations Tions. See Figure EC Declaration of Conformity WarrantySafety Directive Guarantee Statement Rtsa / Rtuk / RTGRyobi Technologies GmbH

CSP3816 - UT74123A, CSP4520 - UT74127A, CSP4518 - UT74125A specifications

Homelite has long been known for producing reliable and efficient outdoor power equipment, and its lineup of chainsaws, including the CSP4518, CSP4520, and CSP3816 models, continues to uphold that reputation. These chainsaws are designed to cater to a wide range of cutting needs, making them popular choices for both homeowners and professionals.

The Homelite CSP4518 - UT74125A boasts a powerful 45cc engine that delivers commendable cutting performance. With an 18-inch bar, this chainsaw is suited for tackling medium to large-sized trees and heavy-duty tasks. What sets it apart is its lightweight design combined with an ergonomic handle, allowing for better control and reduced user fatigue during prolonged use. The CSP4518 also features an automatic oiling system, which ensures that the chain remains well-lubricated during operation, increasing efficiency and extending the life of the chain.

Next in line is the Homelite CSP4520 - UT74127A, which takes cutting capabilities a notch higher with a robust 52cc engine. This chainsaw includes a longer 20-inch bar, making it ideal for felling larger trees and cutting thick logs. With advanced features such as anti-vibration technology, users can experience reduced vibrations, enhancing comfort during operation. The CSP4520 also adopts a tool-less chain tensioning system, allowing quick adjustments to the chain without the need for additional tools, making maintenance hassle-free.

The Homelite CSP3816 - UT74123A is a more compact option, powered by a 38cc engine and featuring a 16-inch bar. This model is perfect for homeowners looking for a lightweight chainsaw that doesn’t compromise on power. The CSP3816 is equipped with a quick-start mechanism, making it easy to start even in cold weather. Moreover, the chainsaw's compact design makes it easy to maneuver in tight spaces, making it an excellent choice for pruning and small-scale cutting tasks.

All three models are built with durability in mind, utilizing high-quality materials and advanced engineering technologies. They come with safety features such as chain brakes and hand guards that provide an extra layer of protection to users. Each Homelite chainsaw also incorporates environmentally-friendly designs that reduce emissions without sacrificing performance.

In summary, the Homelite CSP4518, CSP4520, and CSP3816 models cater to a diverse range of cutting needs with their innovative features and technologies. Whether for professional use or home maintenance, these chainsaws represent reliability, efficiency, and user-friendly design, making them excellent choices for outdoor cutting tasks.