Homelite UT10510 manual BAR and Chain Combinations, Troubleshooting

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BAR AND CHAIN COMBINATIONS

Length of Bar

Guide Bar Part Number

Chain Part Number

14 in. Power Tip

PS06331

984296005

16 in. Power Tip

PS06338

PS06285

TROUBLESHOOTING

PROBLEM

POSSIBLE CAUSE

SOLUTION

Engine will not start. (Make sure Ignition Switch is in start position “I”.)

1. No spark.

1. Check spark. Remove air filter cover. Remove

 

spark plug from cylinder. Reattach the spark plug

 

wire and lay spark plug on top of cylinder with the

 

metal part of plug touching the cylinder. Pull the

 

starter rope and watch for spark at spark plug tip. If

2. Flooded engine.

there is no spark, repeat test with a new spark plug.

 

2. With the Ignition Switch off, remove spark 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 spark 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 spark

 

plug.

Engine starts but will

Carburetor requires “L” (Low jet)

not accelerate properly.

adjustment.

Contact a Homelite Service Center for carburetor adjustment.

Engine starts but will not run properly at high speed.

Carburetor requires “H” (High jet) adjustment.

Contact a Homelite Service Center for carburetor adjustment.

Engine does not reach full speed and/or emits excessive smoke.

1.Oil / Fuel mixture is incorrect.

2.Air filter is dirty.

3.Spark arrester screen is dirty.

4.Carburetor requires “H” (High jet) adjustment.

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

2.Clean air filter. Refer to “Maintenance – Cleaning the Air Filter” earlier in this manual.

3.Clean spark arrestor screen. Refer to “Maintenance

– Cleaning the Spark Arresting Muffler” earlier in

this manual.

4.Contact a Homelite Service Center for carburetor adjustment.

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Contents Save this Manual for Future Reference Operators ManualIntroduction Table of ContentsRead ALL Instructions General Safety RulesGeneral Precautions Specific Safety RulesSafety Apparel Basic Precautions in the CUTTING/ Work AreaKickback Maintenance PrecautionsPush and Pull See FigureSymbol Name Explanation SymbolsSpecifications Features Operation Understanding Your Chain SAW Safety DevicesSAFE-T-TIP ANTI-KICKBACK Nose Guard LOW Kickback SAW ChainFuel and Refueling Kickback PrecautionsHandling the Fuel Safely Mixing the FuelAdding OIL Starting the EngineSee Figures 8 through Starting the Engine Stopping the Engine Proper Grip on Handles Preparing for CuttingProper Cutting Stance See Figures 16Basic OPERATING/CUTTING Procedures Adjusting the CarburetorWork Area Precautions See Figures 20Adjusting Idle Speed Felling TreesHazardous Conditions See Figures 23 through Proper Procedure for Tree FellingHinge Removing Buttress Roots BuckingBucking with a Wedge Bucking Logs Under Stress OverbuckingUnderbucking Cutting Springpoles Limbing and PruningMaintenance Assembling the BAR and ChainSee Figures 36 through Chain Tensioning PIN Hole Chain Tensioning Screw Chain Maintenance Adjusting the Chain TensionSee Figures 45, 46, See Figures 48See Figures 50 through Sharpening the CuttersLeft Hand Cutters Right Hand Side Plate Angle TOP Plate Filing AngleMaintaining Depth Gauge Clearance See Figures 57, 58,Maintaining the Guide BAR Maintaining the SAFE-T-TIP Nose GuardSee Figures 61 Cleaning the AIR Filter Mounting the SAFE-T-TIP Nose GuardSee Figures 63, 64, Cleaning the Engine Cleaning the Starter UnitChecking the Fuel Filter Replacing the Spark PlugCleaning the Spark Arresting Muffler Chain CatcherStoring the Chain SAW 1 Month or Longer BAR and Chain Combinations TroubleshootingTroubleshooting Limited Warranty Statement WarrantyHomelite Consumer PRODUCTS, INC

UT10510 specifications

The Homelite UT10510 chainsaw is a versatile and efficient tool designed for both novice and experienced users who require a dependable saw for various tasks, from trimming and pruning to heavier cutting jobs. Known for its power and ease of use, the UT10510 is a reliable addition to any toolbox.

One of the main features of the Homelite UT10510 is its 10-inch cutting bar, which provides a perfect balance between maneuverability and cutting capacity. This size makes it ideal for tackling small to medium-sized branches, allowing users to handle tasks quickly and efficiently. It is also lightweight, reducing user fatigue during extended use, a benefit that is particularly important for those who may need to work for prolonged periods.

The UT10510 is powered by a gas engine, providing a robust 25cc of power. This engine allows for strong performance, enabling the saw to cut through tougher materials with relative ease. Additionally, the gas-powered design offers the advantage of being more portable than electric models, as it does not require a power source or long extension cords.

Another noteworthy technology incorporated into the Homelite UT10510 is its automatic chain lubrication system. This feature ensures that the chain remains well-lubricated during operation, which not only prolongs the life of the chain but also enhances cutting efficiency. A well-lubricated chain reduces friction, allowing for smoother cuts and reducing the risk of overheating.

Additionally, the UT10510 includes a tool-free chain tensioning system, which makes it easy for users to quickly adjust the chain tension without the need for additional tools. This feature is particularly useful for those who may not have extensive experience with chainsaw maintenance, as it simplifies what can be an otherwise complicated process.

Safety is also a significant consideration in the design of the Homelite UT10510. It features a chain brake that stops the chain immediately in case of kickback. This safety feature is critical for reducing the risk of accidents while operating the saw.

In summary, the Homelite UT10510 is a compact, powerful chainsaw designed for versatility and ease of use. With its effective 10-inch cutting bar, reliable gas engine, automatic chain lubrication, tool-free chain tensioning, and built-in safety features, it stands out as a practical choice for both casual users and those looking to handle more demanding cutting tasks. Whether you need to trim branches in your yard or cut firewood, the UT10510 is designed to meet your needs efficiently.