Homelite UT20003A, UT20043A, UT20042A, UT20022A, UT20002A, UT20023A manual Troubleshooting

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TROUBLESHOOTING

IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACTYOUR AUTHORIZED SERVICE DEALER.

PROBLEM

POSSIBLE CAUSE

SOLUTION

 

 

 

 

 

Engine will not start:

1. No spark.

1. Check spark. Remove spark plug. Reattach

 

 

 

the spark plug cap and lay spark plug on

 

 

 

metal cylinder. Pull the starter rope and watch

 

 

 

for spark at spark plug tip. If there is no spark,

 

 

 

repeat test with a new spark plug.

 

 

2. No fuel.

2. Push primer bulb until bulb is full of fuel. If

 

 

 

bulb does not fill, primary fuel delivery system

 

 

 

is blocked. Contact a servicing dealer. If

 

 

 

primer bulb fills, engine may be flooded,

 

 

3. Engine is flooded.

proceed to next item.

 

 

 

3. Remove spark plug, turn trimmer so spark

 

 

 

plug hole is aimed at the ground. Move choke

 

 

 

lever to “RUN” and pull starter cord 10 to 15

 

 

 

times. This will clear excess fuel from engine.

 

 

 

Clean and reinstall spark plug. Pull starter

 

 

 

three times with choke lever at “RUN”. If

 

 

 

engine does not start, move choke lever to

 

 

 

“CHOKE” and repeat normal starting proce-

 

 

 

dure. If engine still fails to start, repeat

 

 

 

procedure with a new spark plug.

 

 

4. Starter rope pulls harder now than

4. Contact a servicing dealer.

 

 

when new.

 

 

 

 

 

 

Engine starts but will not

Engine requires approximately three

Allow engine to completely warm up. If engine does

 

accelerate:

minutes to warm up.

not accelerate after three minutes, contact a ser-

 

 

 

vicing dealer.

 

 

 

 

 

Engine starts but will only

Carburetor requires adjustment.

Contact a servicing dealer.

 

run at high speed at half

 

 

 

choke:

 

 

 

 

 

 

 

Engine does not reach full speed and emits exces- sive smoke:

1.Check oil fuel mixture.

2.Air filter is dirty.

3.Spark arrestor screen is dirty.

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

2.Clean air filter. Refer to “Replacing and Cleaning Air Filter” earlier in this manual.

3.Contact a servicing dealer.

Engine starts, runs, and accelerates but will not idle:

Idle speed screw on carburetor needs adjustment.

Turn idle speed screw clockwise to increase idle speed. See Figure 22.

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Contents UT20022, UT20022A UT20023, UT20023A UT20002, UT20002A UT20003, UT20003AUT20042, UT20042A UT20043, UT20043A Introduction Table of ContentsRead ALL Instructions General Safety RulesSpecific Safety Rules for Trimmer USE Specific Safety RulesSymbol Name Explanation SymbolsSymbol Signal Meaning ServiceInstructions SpecificationsWeight without fuel UnpackingTrimlite model UT20002, UT20002A, UT20003, UT20003A FeaturesTrim ‘n Edge model UT20022, UT20022A, UT20023, UT20023A Front Handle AssemblySee Figure See Figures 5 Straight Shaft Grass Deflector Easy ReachFuel Mixture Premium Exact MIX Gasoline OIL Fueling and Refueling the TrimmerOperating the Trimmer Fuel MixtureCutting Tips OperationAdvancing the String CUT OFF BladeSee Figures 10 Edger Guide Operation Trim ‘N Edge onlyIf Assistance is Required for this Product Starting and StoppingSee Figures 12 To Stop the EngineNEW Prewound Spool MaintenanceSpool Replacement EZ Line TAP Advance System To install the spool retainerCleaning the Exhaust Port and MUF- Fler Spark Arrestor String ReplacementSee Figures 16, 17, 18 Spark Plug Replacing and Cleaning AIR FilterSpark Arrestor Cleaning Instructions Fuel CAPTroubleshooting Idle Speed Screw Limited Warranty Statement WarrantyManufacturers Warranty Coverage Emissions Maintenance Schedule and Warranted Parts List California Proposition Service Repair Parts