Harbor Freight Tools 55525 manual Contents

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Contents
PRODUCT SPECIFICATIONS	3
GENERAL SAFETY RULES	3
Specific Safety Rules	6
Grounding	9
Extension Cords	10
Symbology	10
UNPACKING	10
ASSEMBLY INSTRUCTIONS	11
To Attach The Handle	11
Face Shield Assembly	11
To Install a Wire Spool	11
To Route The Wire	12
To Change Wire Settings	14
Setting The Gun Polarity For Wire Type	15
To Install A Gas Cylinder	16
OPERATING INSTRUCTIONS	17
Before You Begin Welding	17
Duty Cycle (Duration of Use)	17
Setting Up The Weld	18
Holding The Welding Torch	19
Weld Settings Chart	20
Weld Diagnosis	22
When the Weld is Completed	24
INSPECTION, MAINTENANCE, AND CLEANING	25
Nozzle Inspection, Cleaning, and Replacement	25
Contact Tip Inspection, Cleaning, And Replacement	25
Replacing The Welding Torch Liner	26
Parts Lists and Diagrams	27
Wiring Schematic	27
Parts List	28
Assembly Diagram	29
TROUBLESHOOTING	31
WARRANTY	33

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

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Contents For technical questions or replacement parts, please call 220 VAC*DUAL MIG WelderContents Save this Manual Product SpecificationsGeneral Safety Rules Work AreaElectrical Safety Personal SafetyService Tool USE and CareSpecific Safety Rules Industrial applications must follow Osha guidelinesPage Cylinders can explode when damaged Welding Produces toxic fumes and gassesGrounding Extension Cords SymbologyUnpacking Grounded Tools Tools with Three Prong PlugsTo Install a Wire Spool Assembly InstructionsFace Shield Assembly To Attach The HandleTo Route The Wire See Figure EExercise Extreme Caution Risk of Fire AND/OR Electric Shock Figure FNozzle. See Figure F, previous To Change Wire SettingsSee Figure G Setting The Gun Polarity For Wire Type See Figure HTo Install a Gas Cylinder Duty Cycle Duration of Use Operating InstructionsBefore You Begin Welding See Figure KSetting Up The Weld See Figure LHolding The Welding Torch Figure MTop figures are Voltage OttomB number is WireHarsgCni ttSe eldW On ETPage Bend at joint Weld Diagnosis Weld PenetrationWeld Not Adhering Properly Strike Test PorosityExcessive Spatter When the Weld is Completed Contact Tip Inspection, Cleaning, And Replacement INSPECTION, MAINTENANCE, and CleaningNozzle Inspection, Cleaning, and Replacement Or more for .030Tips .035 or more for .023 TipsReplacing The Welding Torch Liner Please Read the Following CarefullyParts Lists and Diagrams Wiring SchematicParts List Part Description QtyAssembly Diagram Assembly Diagram Wire Feed Mechanism Wire creates a bird’s nest During operation TroubleshootingWire feed motor runs but wire does not feed properly Welding arc not stableTroubleshooting Welder does not function when switched onWire Feeds, but arc does not ignite Weak Arc strengthNozzle Plugged Wire Feeds, but Shielding gas does not FlowWarranty Regulator or cylinder valve closed