Harbor Freight Tools 68120, 68306 Battery Setup Instructions, To Prevent Serious Injury

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Set Up

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.

SAFETY

SETUP

TO PREVENT SERIOUS INJURY:

Operate only with proper spark arrestor installed.

Operation of this equipment may create sparks that can start fires around dry vegetation.

A spark arrestor may be required. The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements.

At high altitudes, the engine’s carburetor, governor (if so equipped), and any other parts that control the fuel-air ratio will need to be adjusted by a qualified mechanic to allow efficient high-altitude use and to prevent damage to the engine and any other devices used with this product.

Model 68120: The emission control system for this engine is warranted for standards set by the U.S. Environmental Protection Agency. For warranty information, refer to the last pages of this manual.

Models 68306, 68121, and 68136: The emission control system for this Generator’s Engine is warranted for standards set by the U.S. Environmental Protection Agency and by the California Air Resources Board (also known as CARB). For warranty information, refer to the last pages of this manual.

WARNING! DO NOT INSTALL THIS

ENGINE ON A VEHICLE.

Battery Setup Instructions

1.

Place a fully charged, lead-acid12 volt,

4.

Attach the negative cable to the

 

300 CCA, 36 Ah battery (not included) in

 

negative battery terminal.

 

a stable, flat location near the engine.

5.

Connect the negative cable securely to one

 

 

2.

Only use cables sized to match their length

 

of the engine mounting bolts, as shown in

 

according to the following chart:

 

the diagram below. Connect cable securely to

 

 

 

prevent disconnection and short circuits.

OPERATION

Cable Gauge

Maximum

(lower gauge numbers

Cable Length

mean thicker cables)

 

6

5′

4

7′

2

12′

Motor Starter Assembly

Starting Relay

Connect Negative

Battery Cable to a

Mounting Bolt

6.Coat the terminals and cable ends with a corrosion-preventive coating.

MAINTENANCE

3.Attach the positive cable from the positive battery terminal to the Positive Terminal on the starter solenoid (uncovered terminal), shown above. Connect cable securely to prevent disconnection and short circuits.

 

 

REV 11j

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

Horizontal Engines

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Contents Email our technical support at predator@harborfreight.com Save this ManualTable of Contents Symbol Definitions RPMCarbon Monoxide Hazard Using an engine indoors can Kill Set up PrecautionsOperating Precautions YOU in MinutesService Precautions RefuelingDo not Overfill Battery Setup Instructions To Prevent Serious InjuryEngine on a Vehicle Starter Handle Muffler Dipstick Engine SwitchEngine Controls Serial Number LocationPre-Start Checks Checking and Filling Engine OilStarting the Engine Checking and Filling FuelInjury from Fire Turn the Engine Switch on Manual StartStopping the Engine Break-in PeriodTurn the Engine Switch to Start StartOFF Cleaning, Maintenance, and Lubrication Schedule To Prevent Serious Injury from Accidental StartingTo Prevent Serious Injury from Equipment Failure Engine Oil Change Spark Plug Maintenance Cap Air Filter Element MaintenanceCleaning BrandStorage Troubleshooting Do not use gasoline with more than10% ethanol E15, E20, E85, etc Use Engine will not start Compression Related section Limited 90 Day Warranty Emission Control System WarrantyManufacturer’s Warranty Coverage Please Read the Following Carefully 68120 212cc Parts List Record Product’s Serial Number HereCall 68120 212cc AssemblyDiagram 088268121 212cc Parts List 68121 212cc Assembly Diagram 68136 346cc Parts List Assembly Diagram 68136 346cc68306 420cc Parts List Assembly 68306 420ccItem 68136 346cc and Item 68306 420cc Mounting Hole DiagramsItem 68120 / 68121 212cc For technical questions, please call Horizontal EnginesPower Take-Off Diagrams 16-24UNFMission 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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