Harbor Freight Tools 98871 operating instructions Setup Basic Welding Welding Tips Service

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Coat of Slag Over Weld

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Partially Chipped away to show weld

Excessive Spatter

Fine spatter is normal.

Spatter that is grainy and large is a problem.

Safety

Slag is a necessary part of a flux- core wire weld. It shields the weld from impurities. Clean off the slag with the Chipping Hammer and Wire Brush after welding.

Porosity

Small cavities or holes in the bead.

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Possible Causes and Solutions

1.Dirty workpiece or welding wire: Clean workpiece down to bare metal. Make certain that wire is clean and free from oil, coatings, and other residues.

2.Inconsistent welding speed: Maintain steady weld speed.

3.Stickout too long: Reduce stickout.

Crooked/Wavy Bead

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Possible Causes and Solutions

1.Inaccurate welding:

Use two hands or rest hand on steady surface.

2.Inconsistent welding speed: Maintain steady weld speed.

3.Stickout too long: Reduce stickout.

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Possible Causes and Solutions

1.Dirty workpiece or welding wire: Clean workpiece down to bare metal. Make certain that wire is clean and free from oil, coatings, and other residues.

2.Wire feeding too fast: Reduce wire feed speed.

3.Stickout too long: Reduce stickout.

Burn-Through

Base material melts away, leaving a hole in the weld.

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Possible Causes and Solutions

1.Workpiece overheating:

Reduce current and/or wire feed speed.

2.Welding speed too slow:

Increase welding speed and ensure that welding speed is kept steady.

3.Excessive material at weld: Reduce wire feed speed.

Setup

Basic Welding

Welding Tips

Service

SKU 98871

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

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Contents For technical questions or replacement parts, please call Safety Setup Basic Welding Welding Tips ServiceFor technical questions, please call General Safety WarningsSave This Manual Ty Safe TupeS ingd el c W Basi Tipsingd elW Ec ServiMany 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 SpecificationsBasic Tips SafetySetup Welding Welding ServiceTurn the welder OFF and unplug it before proceeding Wire Spool 27 InstallationTy Safe TupeS ingd el c W Basi Tipsingd elWSKU For technical questions, please call Setup Basic WeldingWelding Tips Service Wasting wireArm 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 Duty Cycle Duration of Use Weld Settings Chart Material Thickness SteelTy Safe TupeS ingd El c W Basi Tipsingd elWThen plug the Welder into a dedicated Setting Up The WeldStickout Basic Welding TechniqueDrag Angle Follow Duty Cycle Unplug the Power CordElW Cleaning the WeldWelding Tips SafeWorkpiece Heat Control / Weld Penetration Example Weld DiagramsSafety Setup Basic Welding Weld DiagnosisElW 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 Never use another type or size fuse TroubleshootingFaulty or improperly connected Trigger 1c Internal fuse blownImproperly sized or excessively worn Contact Tip 2b Power switch 7a does not light when switched onWire Feeds, but arc does not ignite Possible Causes and Solutions Improper ground connectionWelding 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.