Chicago Electric 65588 Problem Possible Causes Probable Solutions Engine knocks, Engine backfires

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Troubleshooting

Problem

 

Possible Causes

 

Probable Solutions

Engine knocks

1.

Old or low quality gasoline.

1.

Fill fuel tank with fresh 89+ octane

 

 

 

 

unleaded gasoline.

 

2.

Engine overloaded.

2.

Do not exceed equipment’s load

 

 

 

 

rating.

 

3.

Incorrect spark timing, deposit

3.

Have qualified technician diagnose

 

 

buildup, worn engine, or other

 

and service engine.

 

 

mechanical problems.

 

 

Engine backfires

1.

Impure or low quality gasoline.

1.

Fill fuel tank with fresh 89+ octane

 

 

 

 

unleaded gasoline.

 

2.

Engine too cold.

2.

Use cold weather fuel and oil

 

 

 

 

additives to prevent backfiring.

 

3.

Choke not open after engine warm.

3. Move choke to run position after

 

 

 

 

engine warms up.

 

4.

Engine not properly adjusted for

4.

Qualified technician must adjust

 

 

high altitude operation.

 

engine at altitudes greater than

 

 

 

 

5,000 feet above sea level.

 

5.

Intake valve stuck, choke stuck,

5.

Have qualified technician diagnose

 

 

incorrect timing, clogged carburetor,

 

and service engine.

 

 

or overheated engine.

 

 

Follow all safety precautions whenever diagnosing or servicing the equipment or engine.

PLEASE READ THE FOLLOWING CAREFULLY

The manufacturer and/or distributor has provided the parts list and assembly diagram in this manual as a reference tool only. Neither the manufacturer or distributor makes any representation or warranty of any kind to the buyer that he or she is qualified to make any repairs to the product, or that he or she is qualified to replace any parts of the product. In fact, the manufacturer and/ or distributor expressly states that all repairs and parts replacements should be undertaken by certified and licensed technicians, and not by the buyer. The buyer assumes all risk and liability arising out of his or her repairs to the original product or replacement parts thereto, or arising out of his or her installation of replacement parts thereto.

SKU 65588

For technical questions, please call 1-800-444-3353.

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Contents For technical questions or replacement parts, please call Distributed exclusively by Harbor Freight ToolsContents Set up precautions Save This ManualOperating precautions Carbon Monoxide Hazard Using an engine indoorsService precautions Refueling Precautions Basic SpecificationsUnpacking Operating Instructions Checking and Filling Engine Oil Oil typeChecking and Filling Fuel Equipment Operation Technical Specifications Maintenance ProceduresAir Filter Element Maintenance ServicingCleaning Cleaning, Maintenance, Lubrication Schedule Storage Troubleshooting Problem Possible Causes Probable Solutions Engine knocks Engine backfiresParts Lists and Diagrams Body Parts List aBody Diagram a Part Description ’tyGenerator Parts List B Generator Diagram BEngine Parts List C Part Discription ’tyEngine Assembly Diagram C Limited 1 year / 90 Day warranty Record Product’s Serial Number HereEmission Control System Warranty Manufacturer’s Warranty CoverageFor technical questions, please call