Harbor Freight Tools 55525 manual Setting The Gun Polarity For Wire Type, See Figure H

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Setting The Gun Polarity For Wire Type

1.Set for Electrode Positive (DCEP) for gas welding with solid-core wire. Positive elec- trode (C), negative ground (D). Shown in illustration, Initial Setup. (See Figure H.)

2.Set for Electrode Negative (DCEN) for gasless flux core wire. Negative electrode (C), positive ground (D).

(See Figure H.)

3.When connecting to the weld output terminals, do not place anything between the welding Cable Terminals (A and C) and their copper connections.

(See Figure H.)

4.Always read and follow wire manufacturer’s recom- mended polarity.

5.A. Positive (+) Output Terminal b. Polarity Changeover Label

C.Negative (–) Output Terminal

D.Red Cable

E.Black Cable

A D

FIGURE H

SKU 55525	For technical questions, please call 1-800-444-3353;	Page 15
	Troubleshooting section at end of manual.

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Contents 220 VAC*DUAL MIG Welder For technical questions or replacement parts, please callContents Work Area Product SpecificationsGeneral Safety Rules Save this ManualPersonal Safety Electrical SafetyTool USE and Care ServiceIndustrial applications must follow Osha guidelines Specific Safety RulesPage Welding Produces toxic fumes and gasses Cylinders can explode when damagedGrounding Grounded Tools Tools with Three Prong Plugs SymbologyUnpacking Extension CordsTo Attach The Handle Assembly InstructionsFace Shield Assembly To Install a Wire SpoolSee Figure E To Route The WireFigure F Exercise Extreme Caution Risk of Fire AND/OR Electric ShockTo Change Wire Settings See Figure GNozzle. See Figure F, previous See Figure H Setting The Gun Polarity For Wire TypeTo Install a Gas Cylinder See Figure K Operating InstructionsBefore You Begin Welding Duty Cycle Duration of UseSee Figure L Setting Up The WeldFigure M Holding The Welding TorchOn ET OttomB number is WireHarsgCni ttSe eldW Top figures are VoltagePage Weld Diagnosis Weld Penetration Weld Not Adhering ProperlyBend at joint Porosity Excessive SpatterStrike Test When the Weld is Completed Or more for .030Tips .035 or more for .023 Tips INSPECTION, MAINTENANCE, and CleaningNozzle Inspection, Cleaning, and Replacement Contact Tip Inspection, Cleaning, And ReplacementPlease Read the Following Carefully Replacing The Welding Torch LinerWiring Schematic Parts Lists and DiagramsPart Description Qty Parts ListAssembly Diagram Assembly Diagram Wire Feed Mechanism Welding arc not stable TroubleshootingWire feed motor runs but wire does not feed properly Wire creates a bird’s nest During operationWeak Arc strength Welder does not function when switched onWire Feeds, but arc does not ignite TroubleshootingRegulator or cylinder valve closed Wire Feeds, but Shielding gas does not FlowWarranty Nozzle Plugged