Shindaiwa EB3410/EVC manual Symptom, Poor acceleration, Engine stops abruptly, Excessive vibration

Troubleshooting Guide (continued)

ADDITIONAL PROBLEMS

	Symptom	Possible Cause	Remedy
		Clogged air filter.	Clean the air filter.
Poor acceleration.
		Clogged fuel filter.	Replace the fuel filter.
		Lean fuel/air mixture.	Consult with an authorized
			servicing dealer.
		Idle speed set too low.	Adjust: 3000 (±300) min-1(rpm).
		Ignition switch turned off.	Reset the switch and re-start.
Engine stops abruptly.
		Fuel tank empty.	Refuel. See page 7.
		Clogged fuel filter.	Replace fuel filter.
		Water in the fuel.	Drain; replace with clean fuel.
			See page 7.
		Shorted spark plug or loose terminal.	Clean or replace spark plug, tighten
			the terminal.
		Ignition failure.	Replace the ignition unit.
		Piston seizure.	Consult with an authorized
			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.	Idle engine until cool. Clean and regap
			the plug to 0.6 mm (0.024 in.). Correct plug:
			NGK CMR5H or equivalent resistor type
			spark plug of the correct range.
		Overheated engine.	Idle engine until cool.
		Debris build-up in impeller.	Clean debris from impeller as required.
Excessive vibration.
		Loose or damaged impeller.	Inspect and replace impeller as required.
		Loose or damaged engine mounts.	Tighten or replace engine mounts as
			required.
		Blower intake or discharge ports or tubes	Inspect and remove debris.
		are clogged with debris.
Engine overspeeding.		Impeller blades are missing or damaged.	Consult with an authorized
			servicing dealer.

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