Shindaiwa C242/EVC Troubleshooting Guide continued, Low Power, What To Check, Possible Cause

Troubleshooting Guide (continued)

LOW POWER

What To Check	Possible Cause	Remedy
	Operator is overworking the unit.	Operate at slower rate.
Is the engine		Shorten trimmer line.
overheating?	Carburetor mixture is too lean.	Consult with an authorized
		servicing dealer.
	Improper fuel ratio.	Refill with fresh, clean unleaded gasoline with
		a pump octane of 87 or higher mixed with a
		2-cycle mixing oil that meets or exceeds ISO-
		L-EGD and/or JASO FD classified oils at 50:1
		gasoline/oil ratio.
	Fan, fan cover, cylinder fins dirty or	Clean, repair or replace as necessary.
	damaged
	Carbon deposits on the piston or in the	Consult with an authorized servicing
	muffler.	dealer
	Clogged air cleaner element.	Clean or replace the air filter
	Loose or damaged spark plug.	Tighten or replace the spark plug.
Engine is rough at all
speeds. May also have		Restart. Check the Specifications page
black smoke and/or		in this manual for the correct spark
unburned fuel at the		plug for this unit.
exhaust.	Air leakage or clogged fuel line.	Repair or replace fuel filter and/or
	Water in the fuel.	fuel line.
		Refill with fresh fuel/oil mixture.
	Piston seizure.	Consult with an authorized
	Faulty carburetor and/or diaphragm	servicing dealer.
	Overheating condition.	Consult with an authorized
		servicing dealer.
	Improper fuel.	Check fuel octane rating; check for
		presence of alcohol in the fuel. Refuel
Engine is knocking.		as necessary.
	Carbon deposits in the combustion	Consult with an authorized
	chamber.	servicing dealer.

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