Homelite CSP4520 - UT74127A, CSP4518 - UT74125A manual BAR and Chain Combinations, Troubleshooting

Page 37

BAR AND CHAIN COMBINATIONS

 

Length of Bar

Guide Bar Part Number

Chain Part Number

 

305 mm (12 in.)

UP08695

UP08692

 

356 mm (14 in.)

UP08696

UP08693

 

406 mm (16 in.)

UP08698

UP08694

 

 

 

 

 

TROUBLESHOOTING

 

 

 

 

 

 

 

 

 

PROBLEM

POSSIBLE CAUSE

SOLUTION

Engine will not start. Make sure ignition switch is in start position (“I”).

1.No spark.

2.Flooded engine.

1.Check spark. Remove air filter cover. Remove sparking plug from cylinder. Reattach the sparking plug wire and place sparking plug on top of cylinder with the metal part of plug touching the cylinder. Pull the starter rope and watch for spark at sparking plug tip. If there is no spark, repeat test with a new sparking plug.

2.With the ignition switch off, remove sparking plug. Move choke lever to run position (pushed in com- pletely) and pull starter cord 15 to 20 times. This will clear excess fuel from engine. Clean and reinstall sparking plug. Set ignition switch to run (I) position. Push and fully release primer bulb 7 times. Pull starter three times with choke lever at run. If engine does not start, move choke lever to choke and repeat normal starting procedure. If engine still fails to start, repeat procedure with a new sparking plug.

Engine starts but will not

Carburettor requires “L” (Low jet)

Contact a Homelite service dealer for carburettor

accelerate properly.

adjustment.

adjustment.

 

 

 

Engine starts but will not

Carburettor requires “H” (High jet)

Contact a Homelite service dealer for carburettor

run properly at high

adjustment.

adjustment.

speed .

 

 

 

 

 

 

 

 

 

Engine does not reach

1.

Check oil fuel mixture.

1.

Use fresh fuel and the correct 2-cycle oil mix ratio.

full speed and/or emits

2.

Air filter dirty.

2.

Clean air filter. Refer to “Maintenance – Cleaning the

excessive smoke.

 

 

 

Air Filter” earlier in this manual.

 

3.

Spark arrester screen dirty.

3.

Clean spark arrester screen. Refer to “Maintenance

 

 

 

 

– Cleaning the Spark Arresting Silencer” earlier in

 

 

 

 

this manual.

 

4.

Carburettor requires “H” (High

4.

Contact a Homelite service dealer for carburettor

 

 

jet) adjustment.

 

adjustment.

 

 

 

 

 

UK - Page 37

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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 General Precautions Specific Safety RulesSafety Apparel Basic Precautions in the CUTTING/ Work AreaPush and Pull Maintenance PrecautionsKICK-BACK Pull PushSymbol Name Explanation SymbolsSymbols Specifications Features Operation Understanding Your Chainsaw Safety DevicesSAFE-T-TIPANTI-KICK-BACK Nose Guard LOW KICK-BACK SAW ChainChain Brake KICK-BACK PrecautionsRUN Position Brake KICK-BACK Danger Zone RotationalHandling the Fuel Safely Fuel and RefuellingMixing the Fuel Filling the TankAdding OIL Brake Position Ignition Switch RUN Primer BulbStarting the Engine Starting a Cold Engine Stopping the Engine Ignition Switch Stop PositionStarting a Warm Engine Proper Grip on Handles Preparing for CuttingProper Cutting Stance Chain LineWork Area Precautions Basic OPERATING/CUTTING ProceduresAdjusting the Carburettor AIR FilterOperating the Chain Brake Adjusting Idling SpeedBrake Position RUN Position Keep Bystanders Away Felling Trees Hazardous ConditionsRetreat Path Planned Line of Fall Proper Procedure for Tree FellingRetreat Notch Approx /3 Diameter Trunk HingeHinge Back CUT WedgeBucking Removing Buttress RootsBucking with a Wedge Vertical CUT Loose Section Horizontal KICK-BACK WedgeOVER-BUCKING Bucking Logs Under StressUNDER-BUCKING 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 TensionFlats on Drive Links Sharpening 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-TIPNOSE Guard Lubricating HoleStarter Assembly Cleaning the AIR FilterMounting the SAFE-T-TIP Nose Guard Tighten 3/4 A TurnCleaning the Engine Cleaning the Starter UnitChecking the Fuel Filter Replacing the Sparking PlugChain Catcher Brake Band Clean the Chain Brake Cleaning the Spark Arresting SilencerChain Brake Storing the Chainsaw 1 Month or LongerProblem Possible Cause Solution TroubleshootingBAR and Chain Combinations Tions. See Figure Safety Directive WarrantyGuarantee Statement Rtsa / Rtuk / RTG EC Declaration of ConformityRyobi 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.