Shindaiwa X7506720300, GP344 manual Is the engine overheating?

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Troubleshooting Guide (continued)

LOW POWER OUTPUT

What To Check

Is the engine overheating?

Possible Cause

Carburetor mixture is too lean.

Improper fuel ratio.

Fan, fan cover, cylinder fins dirty or damaged.

Carbon deposits on the piston or in the muffler.

Remedy

Consult with an authorized Shindaiwa servicing dealer.

Refill with fresh, clean unleaded gasoline with a pump octane of 89 or higher mixed with an air cooled engine oil that meets or exceeds ISO-L-EGD and/or JASO FD classified oils at 50:1 gasoline/oil ratio.

Clean, repair or replace as necessary.

Consult with an authorized Shindaiwa servicing dealer.

Engine is rough at all speeds. May also have black smoke and/or unburned fuel at the exhaust.

Clogged air cleaner element. Loose or damaged spark plug.

Air leakage or clogged fuel line.

Water in the fuel.

Piston seizure.

Faulty carburetor and/or diaphragm.

Service the air cleaner element.

Tighten or replace the spark plug.

Check the Specifications section for the correct plug and gap for your unit.

Repair or replace fuel filter and/or fuel line.

Refill with fresh, clean unleaded gasoline with a pump octane of 89 or higher mixed with an air cooled engine oil that meets or exceeds ISO-L-EGD and/or JASO FD classified oils at 50:1 gasoline/oil ratio.

Consult with an authorized Shindaiwa servicing dealer.

Engine is knocking.

Overheating condition.

Improper fuel.

Carbon deposits in the combustion chamber.

Consult with an authorized Shindaiwa servicing dealer.

Refill with fresh, clean unleaded gasoline with a pump octane of 89 or higher mixed with an air cooled engine oil that meets or exceeds ISO-L-EGD and/or JASO FD classified oils at 50:1 gasoline/oil ratio.

Consult with an authorized Shindaiwa servicing dealer.

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Contents English Contents! Always wear eye and hearing protectionWhen operating this unit Minimize the risk of injury to yourself and othersContents IntroductionOperational and warning labels Safety Unit Description SpecificationsSpecifications are subject to change without notice Various components. UnderstandingInstall the Suction and Discharge Hoses AssemblyPrior to Assembly Emission Control Exhaust & EvaporativeMixing Fuel PrimingMixing Instructions Handling FuelFilling the fuel tank After useIf the engine does not start Starting the EnginePressing the primer bulb will not flood Engine with fuel Starting a Flooded EngineOperating Tips for Maximum Performance Stopping the EngineOperation Discharge Quantity liters per minuteMaintenance Hour Maintenance More frequently in dusty conditions 10/15-Hour Maintenance Every 10 to 15 hours of operationHour Maintenance Never operate this unit With a damaged or missing muffler Valve AdjustmentSpark Arrester Maintenance Ponents is a fire hazard, and can Also damage your hearingIdle Speed Adjustment Carburetor AdjustmentAdjusting Engine Idle Engine Break-InLong Term Storage Possible Cause Troubleshooting GuideSymptom RemedyYES Is the engine overheating? Symptom Possible Cause Remedy Exceptions Purchased Repair Parts and Accessories 01/2010 Page Servicing Information T16011001001/T16011999999 T15912001001/T15912999999

X7506720300, GP344 specifications

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