Output Polarity Connections | Lincoln Electric SVM167-A manual

			A-4	INSTALLATION		A-4
	Return to Section TOC	Return to Master TOC		FIGURE A.1 — Dual Voltage Machine Input Connections
	Return to Section TOC	Return to Master TOC
	Return to Section TOC	Return to Master TOC	3. The 208/230 volt 50/60 Hz model POWER MIG® is		OUTPUT POLARITY CONNECTIONS
			3. The 208/230 volt 50/60 Hz model POWER MIG® is		OUTPUT POLARITY CONNECTIONS
			shipped with a 7 ft.(2.1m). input cable and plug con-
			nected to the welder.		The welder, as shipped from the factory, is connected
					The welder, as shipped from the factory, is connected
			4. Using the instructions in Figure A.2, have a qualified		for electrode positive (+) polarity. This is the normal
			4. Using the instructions in Figure A.2, have a qualified		polarity for GMA welding.
			electrician connect a receptacle (Customer		polarity for GMA welding.
			electrician connect a receptacle (Customer
			Supplied) or cable to the input power lines and the		If negative (–) polarity is required, interchange the con-
			system ground per the U.S. National Electrical Code		If negative (–) polarity is required, interchange the con-
			system ground per the U.S. National Electrical Code		nection of the two cables located in the wire drive com-
			and any applicable	local codes. See “Technical	nection of the two cables located in the wire drive com-
	TOC	TOC	and any applicable	local codes. See “Technical	partment near the front panel. The electrode cable,
			Specifications” at the beginning of this chapter for		partment near the front panel. The electrode cable,
			Specifications” at the beginning of this chapter for		which is attached to the wire drive, is to be connected
			proper wire sizes. For long runs over 100 feet, larg-		which is attached to the wire drive, is to be connected

	Section	Master			to the negative (–) labeled terminal and the work lead,
			er copper wires should be used. Fuse the two hot		to the negative (–) labeled terminal and the work lead,
			er copper wires should be used. Fuse the two hot		which is attached to the work clamp, is to be connect-
			lines with super lag type fuses as shown in the fol-		which is attached to the work clamp, is to be connect-
			lines with super lag type fuses as shown in the fol-		ed to the positive (+) labeled terminal.
			lowing diagram. The center contact in the receptacle		ed to the positive (+) labeled terminal.

	to	to
	to	to	is for the grounding connection. A green wire in the
	Return	Return	is for the grounding connection. A green wire in the
			input cable connects this contact to the frame of the
			welder. This ensures proper grounding of the welder
			frame when the welder plug is inserted into a
			grounded receptacle.

FIGURE A.2 — Receptacle Diagram

			CONNECT TO A SYSTEM
			GROUNDING WIRE. SEE
			THE UNITED STATES
	TOC		NATIONAL ELECTRICAL
		TOC	CODE AND/OR LOCAL
		TOC	CODES FOR OTHER
			CODES FOR OTHER
	Section	Master	DETAILS AND MEANS FOR
	Section	Master	PROPER GROUNDING.
			PROPER GROUNDING.
	to	to	CONNECT TO HOT WIRES
	to	to	OF A THREE-WIRE, SINGLE
	Return	Return	PHASE SYSTEM.
			PHASE SYSTEM.

POWER MIG® 215

Image 10

Lincoln Electric SVM167-A service manual Output Polarity Connections

Contents

Power MIG Safety Depends on You Safety California Proposition 65 Warnings Electric Shock can kill ARC Rays can burn Can be dangerous Cylinder may explode if damaged Welding and Cutting Sparks can cause fire or explosionIii Précautions DE Sûreté Sûreté Pour Soudage a L’Arc Master Table of Contents for ALL Sections Table of Contents Installation SECTION Installation Technical Specifications Power MIG Installation Safety PrecautionsUncrating the Power MIG Location Output Polarity Connections Shielding GAS GUN and Cable InstallationAUXILIARY POWER RECEPTACLES Cylinder may explode if damaged Power MIG Operation SECTION OPERATIONB-2 Wear eye, ear and body protec- tion Operation Wire Reel Loading READI-REELS, Spools or Coils Procedure for Changing Drive AND IDLE Roll SetsTo Start the Welder Idle Roll Pressure Setting Feeding Wire ElectrodeWire Drive Configuration Making a Weld Figure B.2b FAN Control Avoiding Wire Feeding ProblemsWire Feed Overload Protection Input Line Voltage Variations Power MIG Accessories SECTION Accessories Making a Weld with the Spool GUN 3ACCESSORIESC-3Installed Adapter KIT and Spool GUN Power MIG Maintenance SECTION Maintenance Liner Removal and Replace Ment Table D.1 GUN Handle Disassembly English Metric Description Size Figure D.2 Major Component Locations Power MIG Line Switch Theory of Operation SECTION Figure E.2 Input Power Circuit Theory of Operation Output Rectification Contactor and Control Board Figure E.3 Control Circuits Control BOARD, GUN Trigger and Wire Drive Motor Figure E.4 Optional Circuits Protective Devices and Circuits Wirefeed Overload ProtectionThermal and Overload Protection Power MIG TROUBLESHOOTING AND REPAIR SECTION Troubleshooting and Repair How To Use Troubleshooting Guide PC Board Troubleshooting Procedures Perform the Main Transformer Perform the Output Contactor Avoid contact with any portion These capacitors is toxicYour body Function Problems Wire Speed Potentiometer Test Welding Problems Weld bead is narrow or ropy Make sure the welding proce Test Description Main Transformer TestMaterials Needed ON/OFF Power Switch will be hot during these tests Test ProcedureMain Transformer Test X10 Table F.1. Test Points Input Voltage Test Points Wire Drive Motor and Wire Speed Potentiometer Test Black White 1109 a Test for Feedback Voltage to Control BoardVDC Power MIG Output Bridge Rectifier Test Negative Lead Output Bridge Rectifier Test Contactor Test Contactor Test Figure F.7. Contactor Terminals and Leads Volts 10.0 Typical Output Voltage Waveform Machine Loaded MAX TAP G Volts 20.0 Normal Open Circuit Voltage Waveform MAX TAP G Machine Loaded to 180 Amps AT 16 VDC Scope Settings Volts 20.0 Control Board Replacement Description Control Board Replacement Procedure Wire Drive Motor Assembly Replacement Wire Drive Wire Drive Motor Assembly Replacement Bolt Gas Hose TOC Output Diode Bridge Rectifier Replacement Output Diode Bridge Rectifier Mounting Bracket Mounting Bolts Rectifier Power MIG Output Capacitors Replacement Output Capacitors Replacement Figure F.14. Capacitor Bank Location Lead Mounting Bolts Nuts Lock washers 3 places Power MIG 41TROUBLESHOOTING and Repair F-41 Main Transformer Replacement Main Transformer Replacement See Figure F.17 Replacement Figure F.17. Leads X9, X10, 104B,104C, & H1B X2 X3 X4 X5 X6 X7 Lead Power MIG FAN BLADE/MOTOR Replacement FAN BLADE/MOTOR Replacement Perform the Output Capacitor Bank Removal Procedure Output Contactor Replacement Output Contactor Replacement Figure F.24 Mounting Bolts Retest After Repair Electrical Diagrams Table of Contents Electrical Diagrams Section Power MIG 215 208/220/230V POWEr miG Power MIG 215 208/220/230V for Codes 11099 SchEmaTic cOmplETE machiNE cODE 11247 l12308 pG1 L12308 SchEmaTic cOmplETE machiNE cODE 11247 l12308 pG2 ElEcTrical DiaGramS ElEcTrical DiaGramS ElEcTrical DiaGramS ElEcTrical DiaGramS ElEcTrical DiaGramS ElEcTrical DiaGramS