Shindaiwa X7502872300 Poor acceleration, Engine stops abruptly, Engine difficult to shut off

Page 21

Troubleshooting Guide (continued)

 

 

 

 

ADDITIONAL PROBLEMS

 

Symptom

Possible Cause

Remedy

Poor acceleration.

Clogged air filter. Clogged fuel filter. Lean fuel/air mixture.

Idle speed set too low.

Clean the air filter.

Replace the fuel filter.

Consult with an authorized Shindaiwa servicing dealer.

Adjust idle. Check Specifications page for correct idle speed.

Engine stops abruptly.

 

 

Ignition switch turned off.

 

 

 

Reset the switch and re-start.

 

 

Fuel tank empty.

 

 

 

Refill with fresh, clean unleaded gasoline with a pump octane

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

of 89 or higher mixed with an air cooled engine oil that

 

 

 

Water in the fuel.

 

 

 

meets or exceeds ISO-L-EGD and/or JASO FD classified oils

 

 

 

 

 

 

 

at 50:1 gasoline/oil ratio.

 

 

 

Clogged fuel filter.

 

 

 

Replace fuel filter.

 

 

 

 

 

 

 

 

 

Shorted spark plug or loose terminal.

 

 

 

Clean or replace spark plug. Check the Specifications section

 

 

 

 

 

 

 

 

 

 

 

 

 

for the correct plug and gap for your unit. Tighten

 

 

 

 

 

 

 

the terminal.

 

 

 

Ignition failure.

 

 

 

Replace the ignition unit.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Piston seizure.

 

 

 

Consult with an authorized Shindaiwa

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

servicing dealer.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ground (stop) wire is disconnected,

 

 

 

Test and replace as required.

 

 

 

 

 

 

 

Engine difficult to shut off.

 

 

 

 

or switch is defective.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overheating due to incorrect spark plug.

 

 

 

Replace the spark plug. Check the Specifications section for

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

the correct plug and gap for your unit. Restart.

 

 

 

Overheated engine.

 

 

 

Idle engine until cool.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Top of engine is getting dirty and oily.

Valve cover is leaking.

Consult with an authorized Shindaiwa servicing dealer.

 

 

 

 

 

Idle set too high.

 

 

Adjust idle. Check Specifications page for correct

Engine will not idle

 

 

 

 

 

 

 

 

 

 

 

idle speed.

 

 

 

 

down.

 

 

 

Engine has an air leak.

 

 

 

Consult with an authorized Shindaiwa servicing

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

dealer.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine idle too high.

 

Adjust idle. Check Specifications page for correct idle

 

 

 

 

 

 

Cutting attachment

 

 

 

 

 

 

 

 

speed.

 

 

 

 

Broken clutch spring or worn clutch

 

Replace spring/shoes as required, check idle speed.

moves at engine idle.

 

 

 

 

 

 

 

 

 

 

spring boss.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Excessive vibration.

Loose attachment holder.

Warped or damaged attachment.

Loose gearcase.

Bent main shaft/worn or damaged bushings.

Inspect and re-tighten holders securely.

Inspect and replace attachment as required.

Tighten gearcase securely. Inspect and replace as necessary.

Cutting attachment will not move.

Shaft not installed in powerhead or gearcase. Broken shaft.

Damaged gearcase.

Inspect and reinstall as required.

Consult with an authorized Shindaiwa servicing dealer.

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Contents AH254 Contents Safety and operation labelsIntroduction Operating Precautions SafetySafety Equipment and Labels Product Description Operator SafetyEmission Control Exhaust & Evaporative SpecificationsPrior To Assembly AssemblyAdjusting the Hedge Trimmer Cutter Assembly Cutter Assembly PositionsThrottle lever free play Mixing FuelMixing Instructions Filling the fuel tankAfter use Minimize the Risk of FireStarting the Engine If the engine does not start When the Engine StartsStarting a Flooded Engine Stopping the EngineChecking Unit Condition Using the Hedge Trimmer PreparationsOperation Cutting SequenceMaintenance 10/15-Hour maintenance Hour maintenance More frequently in dusty condi- tionsRemove and clean or replace the spark plug Gearcase lubricationHour maintenance Every 50 hours of operation moreRemove and replace the fuel filter element Valve Adjustment Muffler and spark arrester maintenance Cutter blade adjustmentIdle Speed Adjustment Adjusting Engine IdleLong Term Storage Engine Break-InTroubleshooting Guide Engine is knocking Is the engine overheating?Engine stops abruptly Poor accelerationEngine difficult to shut off Top of engine is getting dirty and oilyExceptions 99922201031 02/05/2010 01/2010 Page Page Page Parts/Serial Number Servicing Information

X7502872300 specifications

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