Homelite CSP3816 - UT74123A, CSP4518 - UT74125A, CSP4520 - UT74127A manual Tions. See Figure

Page 38

TROUBLESHOOTING

PROBLEM

POSSIBLE CAUSE

SOLUTION

 

 

 

Engine starts, runs, and

Carburettor requires adjustment.

Turn idling speed screw “T” clockwise to increase

accelerates but will not

 

idling speed. If chain turns at idle, turn idling speed

idle.

 

screw “T” anticlockwise to decrease speed. Wear

 

 

protective equipment and observe all safety instruc-

 

 

tions. See Figure 82.

Bar and chain running hot and smoking.

1.

Chain oil tank empty.

1. Oil tank should be filled every time that fuel tank is

 

 

filled.

2.

Check chain tension for over-

2. Tension chain per instructions in “Maintenance –

 

tight condition.

Adjusting the Chain Tension” earlier in this manual.

3.

Check for oiler function.

3. Run at half throttle 30 to 45 seconds. Stop saw and

 

 

check for oil dripping from SAFE-T-TIP and guide

 

 

bar. If oil is present the chain may be dull or bar

 

 

may be damaged. If no oil is on the SAFE-T-TIP,

 

 

contact a Homelite service dealer.

Engine starts and runs, but chain is not rotating.

1.Chain brake engaged.

2.Chain tension too tight.

3.Check guide bar and chain assembly.

4.Check guide bar and chain for damage.

1.Release chain brake, refer to “Operation – Operating Chain Brake” earlier in this manual.

2.Tension chain per instructions in “Maintenance – Adjusting the Chain Tension” earlier in this manual.

3.Refer to “Maintenance – Assembling the Bar and Chain” earlier in this manual.

4.Inspect guide bar and chain for damage.

NOTE: The carburettor adjustment needles are equipped with plastic caps which prevent anticlockwise rotation from the original factory adjustment. If your product exhibits specific performance problems where the Troubleshooting Section recommends an anticlockwise needle adjustment and you have made no adjustments since the original purchase, take the product to a factory-authorised service dealer for repair. In most cases, the needed adjustment is a simple task for the factory- trained service representative.

Fig. 82

UK - Page 38

Page 37 Page 39
Image 38
Page 37 Page 39
Contents OPERATOR’S Manual Save this Manual for Future ReferenceTable of Contents IntroductionGeneral Safety Rules Read ALL InstructionsKeep ALL Parts of Your Body away from the saw Safety Apparel Specific Safety RulesGeneral Precautions Basic Precautions in the CUTTING/ Work AreaKICK-BACK Maintenance PrecautionsPush and Pull Pull PushSymbols Symbol Name ExplanationSymbols Specifications Features SAFE-T-TIPANTI-KICK-BACK Nose Guard Understanding Your Chainsaw Safety DevicesOperation LOW KICK-BACK SAW ChainRUN Position Brake KICK-BACK PrecautionsChain Brake KICK-BACK Danger Zone RotationalMixing the Fuel Fuel and RefuellingHandling the Fuel Safely Filling the TankStarting the Engine Brake Position Ignition Switch RUN Primer BulbAdding OIL Starting a Cold Engine Starting a Warm Engine Ignition Switch Stop PositionStopping the Engine Proper Cutting Stance Preparing for CuttingProper Grip on Handles Chain LineAdjusting the Carburettor Basic OPERATING/CUTTING ProceduresWork Area Precautions AIR FilterBrake Position RUN Position Adjusting Idling SpeedOperating the Chain Brake Retreat Path Felling Trees Hazardous ConditionsKeep Bystanders Away Retreat Proper Procedure for Tree FellingPlanned Line of Fall Hinge Back CUT HingeNotch Approx /3 Diameter Trunk WedgeBucking with a Wedge Removing Buttress RootsBucking Vertical CUT Loose Section Horizontal KICK-BACK WedgeUNDER-BUCKING Bucking Logs Under StressOVER-BUCKING LOG Supported AT ONE END Finishing CUTLoad Second CUT Limbing and PruningCutting Spring Poles Finishing CUT Spring PoleMaintenance Assembling the BAR and ChainCutters Chain Tensioning Screw Flats on Drive Links Adjusting the Chain TensionChain Maintenance Sharpening the Cutters Check for Wear or Damage LEFT-HAND Cutters RIGHT-HAND Side Plate Angle Maintaining Depth Gauge ClearanceTOP Plate Filing Angle Maintaining the SAFE-T-TIPNOSE Guard Restore Original Shape by Rounding FrontMaintaining the Guide BAR Lubricating HoleMounting the SAFE-T-TIP Nose Guard Cleaning the AIR FilterStarter Assembly Tighten 3/4 A TurnChecking the Fuel Filter Cleaning the Starter UnitCleaning the Engine Replacing the Sparking PlugChain Brake Cleaning the Spark Arresting SilencerChain Catcher Brake Band Clean the Chain Brake Storing the Chainsaw 1 Month or LongerBAR and Chain Combinations TroubleshootingProblem Possible Cause Solution Tions. See Figure Guarantee Statement Rtsa / Rtuk / RTG WarrantySafety Directive 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.
Top Page Image Contents