Harbor Freight Tools 68306, 68120 owner manual Service Precautions, Refueling, Do not Overfill

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Operating Precautions (cont.)

20.Parts, especially exhaust system components, get very hot during use. Stay clear of hot parts.

21.Do not cover the engine or equipment during operation.

22.Keep the equipment, engine, and surrounding area clean at all times.

23.Use the equipment, accessories, etc., in accordance with these instructions and in the manner intended for the particular type of equipment, taking into account the working conditions and the work to be performed.

Use of the equipment for operations different from those intended could result in a hazardous situation.

24.Do not operate the equipment with known leaks in the engine’s fuel system.

25.This product contains or, when used, produces a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. (California Health & Safety Code § 25249.5, et seq.)

26.When spills of fuel or oil occur, they must be cleaned up immediately. Dispose of fluids and cleaning materials as per any local, state, or federal codes and regulations. Store oil rags in a bottom-ventilated, covered, metal container.

27.Keep hands and feet away from moving parts. Do not reach over or across equipment while operating.

28.Before use, check for misalignment or binding of moving parts, breakage of parts, and any other condition that may affect the equipment’s operation.

If damaged, have the equipment serviced before using. Many accidents are caused by poorly maintained equipment.

29.Use the correct equipment for the application.

Do not modify the equipment and do not use the equipment for a purpose for which it is not intended.

SAFETY

Service Precautions

SETUP

1.Before service, maintenance, or cleaning:

a.Turn the engine switch to its “OFF” position.

b.Allow the engine to completely cool.

c.Then, remove the spark plug cap from the spark plug.

2.Keep all safety guards in place and in proper working order. Safety guards include muffler, air cleaner, mechanical guards, and heat shields, among other guards.

3.Do not alter or adjust any part of the equipment or its engine that is sealed by the manufacturer or distributor. Only a qualified service technician may adjust parts that may increase or decrease governed engine speed.

4.Wear ANSI-approved safety goggles, heavy-duty work gloves, and dust mask/respirator during service.

5.Maintain labels and nameplates on the equipment. These carry important information.

If unreadable or missing, contact Harbor Freight Tools for a replacement.

6.Have the equipment serviced by a qualified repair person using only identical replacement parts. This will ensure that the safety of the equipment is maintained. Do not attempt any service or maintenance procedures not explained in this manual or any procedures that you are uncertain about your ability to perform safely or correctly.

7.Store equipment out of the reach of children.

8.Follow scheduled engine and equipment maintenance.

Refueling:

1.Do not smoke, or allow sparks, flames, or other sources of ignition around the equipment, especially when refuelling.

2.Do not refill the fuel tank while the engine is running or hot.

3.TO PREVENT FUEL LEAKAGE AND FIRE HAZARD, do not fill fuel above the bottom of fuel strainer for the 68121, 212cc engine.

68121 Max Fuel

DO NOT OVERFILL!

4.Do not fill fuel tank to the top. Leave a little room for the fuel to expand as needed.

5.Refuel in a well-ventilated area only.

6.Wipe up any spilled fuel and allow excess to evaporate before starting engine.

To prevent FIRE, do not start the engine while the smell of fuel hangs in the air.

OPERATION

MAINTENANCE

SAVE THESE INSTRUCTIONS.

Horizontal Engines

For technical questions, please call 1-800-520-0882.

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Contents Save this Manual Email our technical support at predator@harborfreight.comTable of Contents RPM Symbol DefinitionsOperating Precautions Set up PrecautionsCarbon Monoxide Hazard Using an engine indoors can Kill YOU in MinutesDo not Overfill Service PrecautionsRefueling Engine on a Vehicle Battery Setup InstructionsTo Prevent Serious Injury Engine Controls Engine SwitchStarter Handle Muffler Dipstick Serial Number LocationChecking and Filling Engine Oil Pre-Start ChecksInjury from Fire Starting the EngineChecking and Filling Fuel Manual Start Turn the Engine Switch onBreak-in Period Stopping the EngineStart Turn the Engine Switch to StartOFF To Prevent Serious Injury from Equipment Failure Cleaning, Maintenance, and Lubrication ScheduleTo Prevent Serious Injury from Accidental Starting Engine Oil Change Cleaning Air Filter Element MaintenanceSpark Plug Maintenance Cap BrandStorage 10% ethanol E15, E20, E85, etc TroubleshootingDo not use gasoline with more than Use Engine will not start Compression Related section Manufacturer’s Warranty Coverage Limited 90 Day WarrantyEmission Control System Warranty Please Read the Following Carefully Record Product’s Serial Number Here 68120 212cc Parts ListDiagram 68120 212cc AssemblyCall 088268121 212cc Parts List 68121 212cc Assembly Diagram 68136 346cc Parts List 68136 346cc Assembly Diagram68306 420cc Parts List 68306 420cc AssemblyItem 68120 / 68121 212cc Mounting Hole DiagramsItem 68136 346cc and Item 68306 420cc For technical questions, please call Horizontal Engines16-24UNF Power Take-Off DiagramsMission Oaks Blvd. PO Box 6009 Camarillo, CA 93011 800

68306, 68120 specifications

Harbor Freight Tools is known for offering a wide range of tools and equipment at competitive prices, making it a favored choice for DIY enthusiasts and professionals alike. Among their extensive catalog, the 68120 and 68306 models stand out for their performance and versatility.

The Harbor Freight Tools 68120 is a 1,000-pound capacity engine hoist designed for lifting heavy engines and machinery with ease. One of its main features is its compact design, which allows for great maneuverability in tight spaces. The hoist operates on a hydraulic system, providing smooth lifting capabilities that ensure safety and reliability. The adjustable boom extends from 45 to 70 inches, enabling users to reach a variety of engine positions without hassle.

Additionally, the 68120 boasts a sturdy steel construction that adds to its durability and longevity. It also includes oversized wheels, making it effortless to move around the garage or shop without damaging floors. A safety latch is integrated into the main boom, which secures loads during operation, providing peace of mind to the user. The hoist is designed with efficiency in mind, enabling users to complete tasks more quickly and effectively.

The 68306 model is a pneumatic tire changer, specifically designed for hassle-free tire changing on various vehicles. This tool features an impressive range of compatibility, accommodating tires from 10 to 21 inches in diameter. The robust construction includes heavy-duty steel components, ensuring that it can withstand the rigorous demands of repeated use in a busy workshop or in mobile situations.

One of the standout features of the 68306 is its pneumatic operation, which allows for quick and effortless tire mounting and demounting. The user-friendly design includes an adjustable arm for varying tire widths, ensuring versatility for different vehicle types. Moreover, the incorporated bead breaker makes it easy to separate tires from their wheels without exerting excessive force.

In summary, both the Harbor Freight Tools 68120 and 68306 provide exceptional value for users seeking reliable, efficient, and robust tools to enhance their automotive repairs. With their advanced features and durable designs, they exemplify the high-quality offerings available from Harbor Freight, catering to both casual and professional users. Whether you need to lift heavy engines or change tires quickly, these tools stand ready to deliver performance and convenience.
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