Homelite UT20818A manual Idle Speed Screw Mixture Needle

Page 15

TROUBLESHOOTING

 

PROBLEM

 

POSSIBLE CAUSE

 

SOLUTION

 

 

 

 

 

 

Grass wraps around

1.

Cutting tall grass at ground

1.

Cut tall grass from the top down.

driveshaft housing and

 

level.

 

 

stringhead:

2.

Operating trimmer at part

2.

Operate trimmer at full throttle.

 

 

 

throttle.

 

 

 

 

 

 

Spool retainer hard to

Screw threads dirty or damaged.

Clean threads and lubricate with grease - if no improve-

turn:

 

 

ment, replace spool retainer.

 

 

 

 

 

 

Oil drips from muffler:

1.

Operating trimmer at part

1.

Operate trimmer at full throttle.

 

 

 

throttle

 

 

 

 

2.

Check oil/fuel mixture.

2.

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

 

 

3.

Air filter dirty.

3.

Clean air filter. Refer to “Replacing and Cleaning Air

 

 

 

 

 

Filter” earlier in this manual.

 

 

4.

Carburetor requires adjust-

4.

Turn mixture needle clockwise 1/16 turn. See Figure

 

 

 

ment.

 

18.

 

 

 

 

 

 

NOTE: This engine complies with EPA (Environmental Protec- tion Agency) and CARB (California Air Resource Board) regulations which require exhaust emission control. As a result, the carburetor adjustment needle(s) are equipped with plastic cap(s) that limit the rotation from the original factory adjustment. If your unit exhibits specific performance problem(s) where the Trouble Shooting Section recommends a needle adjustment and you are at the limit of adjustment, the unit should be taken to a factory authorized service dealer for repair.

IDLE SPEED

SCREW

3

2 1

MIXTURE

NEEDLE

Fig. 18

Page 15

Page 14 Page 16
Image 15
Page 14 Page 16
Contents Operators Manual Table of Contents Important Safety InstructionsIntroduction Specific Safety Rules for Trimmer USE Symbol Name Explanation SymbolsInstructions SpecificationsFeatures UnpackingAttaching the Storage Hanger AssemblyAttaching the Power Head to the Trimmer Attachment Removing the Attachment from the Power HeadGrass Deflector HandleFuel Mixture Premium Exact MIX Gasoline OIL Fueling and Refueling the TrimmerOperating the Trimmer Fuel MixtureCutting Tips OperationAdvancing the String CUT OFF BladeTo Start a Warm Engine Starting and StoppingSee To Start a Cold EngineSee Figures 10 MaintenanceSpool Replacement EZ Line TAP Advance System NEW Prewound SpoolArrows on Spool Anchor Hole First String String ReplacementCleaning the Exhaust Port and Muffler Spark Arrestor See Figures 12, 13, 14,Storing the Trimmer 1 Month or Longer Replacing and Cleaning AIR FilterFuel CAP Spark PlugSpeed. See Figure TroubleshootingIdle Speed Screw Mixture Needle Limited Warranty Statement WarrantyManufacturers Warranty Coverage AIR Filter Assy Service Parts DescriptionOptional Muffler Guard California Proposition Service Repair Parts

UT20818A specifications

The Homelite UT20818A is an innovative electric chainsaw designed for homeowners and DIY enthusiasts who seek a reliable and efficient cutting tool for various outdoor tasks. This model stands out in the market due to its powerful performance, user-friendly features, and lightweight design, making it ideal for both novice and experienced users alike.

One of the main features of the UT20818A is its robust 18-inch cutting bar, which provides a perfect balance between reach and precision. This length allows users to tackle tree limbs and branches with ease, whether for trimming, pruning, or firewood preparation. The chainsaw is powered by a 12-amp electric motor, which delivers consistent power for cutting through hard wood without the hassle of gas and oil mixing. The electric motor ensures a quieter operation compared to gas-powered models, making it suitable for residential areas.

The UT20818A includes several technologies designed to enhance user safety and comfort. One notable feature is the automatic chain oiler, which maintains optimal lubrication during operation, extending the chain and bar life while ensuring efficient cutting. Additionally, the chainsaw is equipped with a tool-less tensioning system, allowing users to adjust the chain tension quickly and easily without the need for special tools, reducing downtime during work.

Another characteristic of the UT20818A is its ergonomic design. The chainsaw features a comfortable handle with an anti-vibration system, which helps minimize user fatigue during prolonged use. The lightweight nature of the electric chainsaw also contributes to its ease of maneuverability, allowing users to navigate tricky angles and tight spaces without straining.

Adding to its convenience, the Homelite UT20818A comes with a safety switch that prevents accidental starts, ensuring maximum protection for the user. The integrated safety brake also stops the chain quickly if necessary, further enhancing the overall safety profile of the tool.

In summary, the Homelite UT20818A is an excellent choice for anyone in need of an effective chainsaw that combines power, safety, and ease of use. With its features like a powerful electric motor, automatic chain oiler, tool-less tensioning, and user-friendly design, it represents an optimal solution for a variety of cutting tasks around the home and garden. Whether dealing with routine maintenance or more extensive landscaping projects, the UT20818A is designed to deliver reliable performance and satisfying results every time.
Top Page Image Contents