Troubleshooting Guide (continued)
| ADDITIONAL PROBLEMS |
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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. |
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| Ignition switch turned off. |
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| Reset the switch and |
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| Fuel tank empty. |
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| Refill with fresh, clean unleaded gasoline with a pump octane | |
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| of 89 or higher mixed with an air cooled engine oil that |
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| Water in the fuel. |
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| meets or exceeds |
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| at 50:1 gasoline/oil ratio. |
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| Clogged fuel filter. |
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| Replace fuel filter. |
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| Shorted spark plug or loose terminal. |
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| Clean or replace spark plug. Check the Specifications section |
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| for the correct plug and gap for your unit. Tighten |
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| the terminal. |
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| Ignition failure. |
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| Replace the ignition unit. |
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| Piston seizure. |
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| Consult with an authorized Shindaiwa |
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| servicing dealer. |
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| Ground (stop) wire is disconnected, |
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| Test and replace as required. |
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Engine difficult to shut off. |
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| or switch is defective. |
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| Overheating due to incorrect spark plug. |
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| Replace the spark plug. Check the Specifications section for |
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| the correct plug and gap for your unit. Restart. |
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| Overheated engine. |
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| Idle engine until cool. |
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Top of engine is getting dirty and oily.
Valve cover is leaking.
Consult with an authorized Shindaiwa servicing dealer.
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| Idle set too high. |
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| Adjust idle. Check Specifications page for correct | ||
Engine will not idle |
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| idle speed. | |||||
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down. |
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| Engine has an air leak. |
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| Engine idle too high. |
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Cutting attachment |
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| speed. | |
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| Broken clutch spring or worn clutch |
| Replace spring/shoes as required, check idle speed. | ||||
moves at engine idle. |
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| spring boss. |
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Excessive vibration.
Loose attachment holder.
Warped or damaged attachment.
Loose gearcase.
Bent main shaft/worn or damaged bushings.
Inspect and
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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