Harbor Freight Tools 98871 operating instructions Weak Arc strength, Welding arc not stable

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Troubleshooting (continued)

Important!

Be CERTAIN to shut off the Welder, disconnect it from power, and discharge the Gun to ground before adjusting, cleaning, or repairing the unit.

Safety

Weak Arc strength

Possible Causes and Solutions

1.Incorrect line voltage:

Check the line voltage and, if insufficient, have a licensed electrician remedy the situation.

2.Improper gauge or length of extension cord:

Extension cords are not recommended. If possible, eliminate the use of an extension cord. If an extension cord is needed, refer to the guidelines on page 7.

Welding arc not stable

Possible Causes and Solutions

1.Wire not feeding properly:

See first Troubleshooting section - Wire feed motor runs but wire does not feed properly.

2.Incorrect contact tip size:

Replace with the proper tip for .030” wire.

3.Incorrect wire feed speed:

Adjust wire feed speed to achieve a more stable arc.

4.Loose Gun cable or ground cable:

Check to ensure that all connections are tight.

5.Damaged Gun or loose connection within Gun:

Have a qualified technician inspect and repair/replace as necessary.

6.Adjust current setting:

Make sure setting matches recommended setting on chart.

SKU 98871

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

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Setup

Basic Welding

Welding Tips

Service

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Contents For technical questions or replacement parts, please call Safety Setup Basic Welding Welding Tips ServiceSave This Manual General Safety WarningsTy Safe TupeS ingd el c W Basi Tipsingd elW Ec Servi For technical questions, please callMany accidents are caused by poorly maintained welders Tipsingd elW Ec Servi Welder Safety WarningsTy Safe TupeS ingd el c W Basi Safety Setup Basic Welding Welding Tips Service Grounding Extension Cords SymbologyGrounded Welders Unpacking SpecificationsSetup Welding SafetyWelding Service Basic TipsTy Safe Wire Spool 27 InstallationTupeS ingd el c W Basi Tipsingd elW Turn the welder OFF and unplug it before proceedingWelding Tips Service Setup Basic WeldingWasting wire SKU For technical questions, please callArm Turn the welder OFF Safety Setup Basic Welding TipsTupeS ingd el c W Basi Tipsingd elW Ec Servi Basic WeldingControl Panel Layout Safety SetupBasic Welding Welding Tips Service Ty Safe TupeS ingd Weld Settings Chart Material Thickness SteelEl c W Basi Tipsingd elW Duty Cycle Duration of UseThen plug the Welder into a dedicated Setting Up The WeldStickout Basic Welding TechniqueDrag Angle Follow Duty Cycle Unplug the Power CordWelding Tips Cleaning the WeldSafe ElWSafety Setup Basic Welding Example Weld DiagramsWeld Diagnosis Workpiece Heat Control / Weld PenetrationElW Ec Servi Weld ProblemsEl c W Basi Setup Basic Welding Welding Tips Service Nozzle 3 Inspection Cleaning, and Replacement ServiceContact Tip 2b Inspection Cleaning, and Replacement Wire creates a bird’s nest during operation TroubleshootingWire feed motor runs but wire does not feed properly Faulty or improperly connected Trigger 1c TroubleshootingInternal fuse blown Never use another type or size fuseWire Feeds, but arc does not ignite Power switch 7a does not light when switched onPossible Causes and Solutions Improper ground connection Improperly sized or excessively worn Contact Tip 2bWelding arc not stable Weak Arc strengthWiring Schematic Parts Lists and DiagramsPart Description ’ty Parts ListAssembly Diagram Record Product’s Serial Number Here Detail of PartLimited 1 Year / 90 day Warranty

98871 specifications

Harbor Freight Tools 98871 is a versatile and powerful portable generator that meets the demands of both casual users and serious DIY enthusiasts. Known for its reliability and affordable price, this generator stands out in the market thanks to its impressive features, innovative technologies, and user-friendly characteristics.

One of the main features of the Harbor Freight Tools 98871 is its robust 7-horsepower engine, which delivers a starting wattage of 3,500 watts and a running wattage of 2,800 watts. This level of power is sufficient for operating a variety of household appliances, power tools, and emergency essentials during unexpected outages. Its compact design allows for easy portability, making it an ideal choice for camping trips, tailgating events, or as a backup power source for home use.

The generator is equipped with a 4-stroke engine that runs on gasoline, providing an efficient and reliable operation. It features a fuel tank capacity of 1.8 gallons, allowing for extended run times of up to 11 hours at half load. The low oil shutdown feature is a critical safety mechanism that automatically turns off the engine when oil levels are dangerously low, preventing potential damage and ensuring long-term performance.

In terms of noise levels, the Harbor Freight Tools 98871 is surprisingly quiet for a generator of its class. With a noise output of around 68 decibels, it can operate without being overly disruptive, allowing users to enjoy their activities without excessive background noise. This makes it suitable for use in residential areas, where keeping noise to a minimum is often a priority.

The generator also includes multiple outlets, such as 120V AC and 12V DC options, which provide versatility in power connections. This allows for the simultaneous use of various devices without the need for multiple generators, streamlining power distribution during operations.

In conclusion, the Harbor Freight Tools 98871 is a reliable and efficient portable generator that offers excellent value for its price. With its powerful engine, extended run time, and safety features, it caters to a wide range of power needs, making it an essential tool for both home users and outdoor enthusiasts. Whether needing backup power during an outage or taking power on the go, the 98871 stands out as a dependable choice.
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