Yard-Man 21A-144R401 manual Troubleshooting, Engine

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•Wipe equipment with a oiled rag to prevent rust.

•Never store the unit with fuel in the tank where fumes may reach an open flame or spark.

Engine

If the unit will be stored for longer than 60 days:

•Drain all gasoline from the gas tank into a container and dispose in accordance with federal, state, and local regulations.

•Start the engine and allow it to run until it stalls. This ensures that all gasoline has been drained from the carburetor.

•Allow the engine to cool and remove the spark plug and put 1 oz. (30ml) of high quality motor oil into the

cylinder. Pull the starter rope slowly to distribute the oil and reinstall the spark plug.

NOTE: Remove the spark plug and drain all of the oil from the cylinder before attempting to start the unit after storage.

•Change oil. Refer to Engine Maintenance. Dispose of the oil in accordance with federal, state, and local regulations.

•Store unit in a clean, dry area. Do not store next to corrosive materials such as fertilizer.

•For more compact storage, store unit in the shipping position with the upper handle folded toward engine. See ASSEMBLY section for details.

SECTION 6: TROUBLESHOOTING

Problem

 

Cause

 

Remedy

 

 

 

 

 

Engine fails to start

1.

Spark plug wire disconnected.

1.

Connect wire to spark plug.

 

2.

Ignition switch is OFF (O).

2.

Turn switch to ON (I).

 

3.

Fuel tank empty or stale fuel.

3.

Fill tank with clean, fresh gasoline.

 

4.

Primer bulb wasn’t pressed enough.

4.

Press primer bulb fully and slowly 5-7

 

 

 

 

times.

 

5.

Engine flooded.

5.

Use starting procedure with choke lever

 

 

 

 

in the Run (C) position.

 

6.

Faulty spark plug.

6.

Clean, adjust gap, or replace.

Engine runs erratic

1.

Spark plug wire loose.

1.

Connect and tighten spark plug wire.

 

2.

Blocked fuel line or stale fuel.

2.

Clean fuel line; fill tank with clean, fresh

 

 

 

 

gasoline

 

3.

Vent in gas cap plugged.

3.

Clear vent.

 

4.

Water or dirt in fuel system.

4.

Drain fuel tank. Refill with fresh fuel.

 

5.

Dirty air filter.

5.

Replace air filter.

 

6.

Carburetor out of adjustment.

6.

See authorized service dealer.

Engine overheats

1.

Engine oil level low.

1.

Fill crankcase with proper oil.

 

2.

Dirty air filter.

2.

Replace air filter.

 

3.

Carburetor not adjusted properly.

3.

See authorized service dealer.

Occasional skip (hesitates)

1.

Spark plug gap too close.

1.

Adjust gap to .025”.

at high speed

 

 

 

 

Idles poorly

1.

Spark plug fouled, faulty or gap too

1.

Reset gap to .025” or replace spark

 

 

wide.

 

plug.

 

2.

Carburetor improperly adjusted.

2.

See authorized service dealer.

 

3.

Dirty air filter.

3.

Replace or clean air filter.

NOTE: For repairs beyond the minor adjustments listed above, contact your nearest authorized service dealer.

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Contents OPERATOR’S Manual Table of Contents Training Important Safe Operation PracticesMaintenance And Storage Know Your Cultivator Disconnecting Spark Plug WireSetting Up Your Cultivator Assembling Your CultivatorOil Fill-Up Operating Your CultivatorStopping Engine Starting a Warm Engine Gas Fill-UpStarting Engine Fuel AdditivesAttaching the Edger Wheel And Blade Using Your CultivatorTine Removal and Replacement Maintaining Your CultivatorChanging Oil Engine MaintenanceChecking Oil Replacing The Spark Plug Air Filter MaintenanceCarburetor Adjustment Spark Arrestor MaintenanceEngine TroubleshootingModel 21A-144R401 Part Description Model 21A-144R401 Model 21A-144R401 MANUFACTURER’S Limited Warranty for

21A-144R401 specifications

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