Miller Migmatic 175 Page 1 Owner'S Manual Download

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Processes

Description

MIG (GMAW) Welding

Flux Cored (FCAW) Welding

Arc Welding Power Source and
Wire Feeder

Migmatic 175

OM-259 158C

2015-06

OWNER’S MANUAL

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www.MillerWelds.com

Summary of Contents for Migmatic 175

Page 1: ...Processes Description MIG GMAW Welding Flux Cored FCAW Welding Arc Welding Power Source and Wire Feeder Migmatic 175 CE OM 259 158C 2015 06 OWNER S MANUAL Visit our website at www MillerWelds com ...

Page 2: ...ducts Please take time to read the Safety precautions They will help you protect yourself against potential hazards on the worksite We ve made installation and operation quick and easy With Miller you can count on years of reliable service with proper maintenance And if for some reason the unit needs repair there s a Troubleshooting section that will help you figure out what the problem is The par...

Page 3: ...g Label Location 8 3 2 Specifications 8 3 3 Environmental Specifications 8 3 4 Duty Cycle and Overheating 9 3 5 Volt Ampere Curves 9 SECTION 4 INSTALLATION 10 4 1 Selecting A Location 10 4 2 Installing Gas Supply 11 4 3 Changing Drive Roll and Wire Inlet Guide 12 4 4 Aligning Drive Rolls and Wire Guide 12 4 5 Threading Welding Wire And Adjusting Pressure Roll Tension 13 4 6 Electrical Service Guid...

Page 4: ...tives 2006 95 EC Low Voltage 2004 108 EC Electromagnetic Compatibility 2011 65 EU Restriction of the use of certain hazardous substances in electrical and electronic equipment Standards IEC 60974 1 2012 Arc Welding Equipment Part 1 Welding Power Sources IEC 60974 5 2007 Arc Welding Equipment Part 5 Wire Feeders IEC 60974 10 2007 Arc Welding Equipment Part 10 Electromagnetic Compatibility Requireme...

Page 5: ...such as sitting kneeling or lying or when there is a high risk of unavoid able or accidental contact with the workpiece or ground For these conditions use the following equipment in order presented 1 a semiautomaticDC constant voltage wire welder 2 a DC manual stick welder or 3 an AC welder with reduced open circuit volt age In most situations use of a DC constant voltage wire welder is recommende...

Page 6: ...operly prepared according to AWS F4 1 and AWS A6 0 see Safety Standards Do not weld where the atmosphere may contain flammable dust gas or liquid vapors such as gasoline Connect work cable to the work as close to the welding area as practical to prevent welding current from traveling long possibly unknown paths and causing electric shock sparks and fire hazards Do not use welder to thaw frozen pip...

Page 7: ...G PARTS can injure Keep away from moving parts such as fans Keep all doors panels covers and guards closed and securely in place Have only qualified persons remove doors panels covers or guards for maintenance and troubleshooting as necessary Reinstall doors panels covers or guards when maintenance is finished and before reconnecting input power READ INSTRUCTIONS Read and follow all labels and the...

Page 8: ... NFPA Standard 51B from National Fire Protection Association Quincy MA 02269 phone 1 800 344 3555 website www nfpa org OSHA Occupational Safety and Health Standards for General Indus try Title 29 Code of Federal Regulations CFR Part 1910 Subpart Q and Part 1926 Subpart J from U S Government Printing Office Super intendentof Documents P O Box 371954 Pittsburgh PA 15250 7954 phone 1 866 512 1800 the...

Page 9: ...mation Safe37 2012 05 Wear dry insulating gloves Do not touch electrode with bare hand Do not wear wet or damaged gloves Safe2 2012 05 Protect yourself from electric shock by insulating yourself from work and ground Safe3 2012 05 Disconnect input plug or power before working on machine Safe5 2012 05 Keep your head out of the fumes Safe6 2012 05 Use forced ventilation or local exhaust to remove the...

Page 10: ...asd lk Become trained and read the instructions before working on the machine or welding Safe40 2012 05 2 2 Miscellaneous Symbols And Definitions A Amperage V Volts Alternating Current AC Direct Current DC Gas Supply Caution GMAW Gun With Switch Remote s Suitable For Welding In An Environment With Increased Risk Of Electric Shock On Off Protective Earth Ground Line Connection Single Phase Transfor...

Page 11: ...OM 259 158 Page 7 Gas Output Gas Type Positive Negative Input Notes ...

Page 12: ...6 B Information On Electromagnetic Fields EMF This equipment shall not be used by the general public as the EMF limits for the general public might be exceeded during welding This equipment is built in accordance with EN 60974 1 and is intended to be used only in an occupational environment where the general public access is prohibited or regulated in such a way as to be similar to occupational us...

Page 13: ...duce duty cycle Minutes 100 Duty Cycle at 60 Amperes A or V 60 Duty Cycle at 100 Amperes DUTY CYCLE 3 4 Duty Cycle and Overheating Continuous Welding 3 5 Volt Ampere Curves Model 175 50 100 150 200 40 30 20 10 1 Normal Volt Amperage Curves The volt ampere curves show the nor mal minimum and maximum voltage and amperage output capabilities of the welding power source Curves of other settings fall b...

Page 14: ...985 2 A 1 Line Disconnect Device Locate unit near correct input power supply Special installation may be required where gasoline or volatile liquids are present see NEC Article 511 or CEC Section 20 Location 1 460 mm 18 in Tipping Do not move or operate unit where it could tip 460 mm 18 in ...

Page 15: ...ightly Gas flow blows dust and dirt from valve Close valve 3 Cylinder 4 Regulator Flowmeter Install so face is vertical 5 Regulator Flowmeter Gas Hose Connection 6 Welding Power Source Gas Hose Connection Connect supplied gas hose between regulator flowmeter gas hose connection and fitting on rear of welding power source 7 Flow Adjust Typical flow rate is between 15 20 liters per minute Check wire...

Page 16: ...er groove to thread 4 Drive Roll Securing Screw Loosen screw and remove drive roll 4 3 Changing Drive Roll and Wire Inlet Guide 956142945 5 A 2 5 mm 0 1 in Tools Needed Tools Needed 1 2 3 4 4 4 Aligning Drive Rolls and Wire Guide Turn off and disconnect in put power View is from top of drive rolls looking down with pressure assembly open 1 Drive Roll Securing Nut 2 Drive Roll 3 Wire Guide 4 Weldin...

Page 17: ...re assembly Pull and hold wire cut off end Push wire thru guides into gun continue to hold wire Close and tighten pressure assembly and let go of wire Remove gun nozzle and contact tip Turn On Press gun trigger until wire comes out of gun Reinstall contact tip and nozzle Feed wire to check drive roll pressure Tighten knob enough to prevent slipping Cut off wire Close and latch door 958142985_6 A T...

Page 18: ... Fuse Rating In Amperes1 Time Delay Fuses2 25 Normal Operating Fuses 3 30 Min Input Conductor Size In AWG 4 4 12 Max Recommended Input Conductor Length In Meters Feet 86 26 Min Grounding Conductor Size In AWG 4 4 12 Reference 2014 National Electrical Code NEC including article 630 1 If a circuit breaker is used in place of a fuse choose a circuit breaker with time current curves comparable to the ...

Page 19: ...OM 259 158 Page 15 Notes ...

Page 20: ...OM 259 158 Page 16 4 7 Connecting 1 Phase Input Power For 230 VAC input4 2012 05 Ref 803 766 C 956142985_2 A 2 1 L1 L2 1 GND PE Earth Ground 6 5 3 4 7 Tools Needed ...

Page 21: ... 1 Input Power Cord 2 Disconnect Device switch shown in the OFF position 3 Disconnect Device Grounding Terminal 4 Disconnect Device Line Terminals 5 Black And White Input Conductor L1 And L2 6 Green Or Green Yellow Grounding Conductor Connect green or green yellow grounding conductor to disconnect device grounding terminal first Connect input conductors L1 and L2 to dis connect device line termina...

Page 22: ...ol 3 6 Position Voltage Control 4 Thermal Overload Pilot Light 5 Input Voltage Pilot Light 6 Power Switch 7 Negative Power Source Terminal 8 Positive Power Source Connector 9 Polarity Change Over Cable 10 Work Connection 11 Torch Connector 1 4 3 2 10 5 6 9 7 8 Ref 956142985_2 A 11 ...

Page 23: ...lace building line fuse or reset circuit breaker if open see Section 4 7 Secure gun trigger connections Check and replace Power switch if necessary No weld output overload light on Thermostat TP1 open overheating Allow fan to run the thermostat will close when the unit has cooled see Section 3 4 An overload condition occurred Release gun trigger see Section 6 1 Low weld output Connect unit to prop...

Page 24: ...OM 259 158 Page 20 SECTION 7 ELECTRICAL DIAGRAM Ref 956142984_A Figure 7 1 Circuit Diagram For MigMatic 175 ...

Page 25: ...OM 188414 Page 21 Notes ...

Page 26: ... 1 7 656102007 Hub 1 8 156009134 Washer Flat 1 9 156032140 Spring 17x2 8x6 L 40 1 10 056020072 Handwheel Reel w Ring 1 11 156023170 Spacer Spool Holder D 50 H 18 1 12 156023171 Spacer Spool Holder D 50 H 30 1 13 156015027 Spool Nut Plastic 1 14 178937 Label Warning Electric Shock 1 15 156008040 Housing Motor Drive 1 16 057021026 Wire Drive System 2 Rolls 1 17 156007046 Side Panel LH 1 When orderin...

Page 27: ... Relief D 20 1 39 S2 056067162 Switch 16A 6 Pos 1 40 GSV 056061037 Solenoid Gas Valve 4W 230 VAC 50 HZ 1 8 FF 1 41 SR1 056050112 Rectifier PMS 12 4 2 F 1 42 TP2 056159030 Thermostat 100 1 43 FM 057035012 Fan 230 VAC 1 44 156122093 Plate Baffle 1 45 156118090 Panel Rear 1 46 956142989 Rating Plate 1 47 156123006 Chain D 4 L 660 1 48 156005183 Cylinder rack Upper Support 1 49 656026143 Hose D 5x10 5...

Page 28: ...ar Reducer 1 9 156012142 Pin D 4x25 1 10 156003042 Gear Reducer 1 11 156033035 Bushing D 10x14 Brass 1 12 656003014 Drive Shaft Central Gear Drive Roll 1 13 156012168 Snap Ring L 50 1 14 156017161 Bearing D 10x26 1 15 656161009 Housing Adapter Gun Feeder 1 16 156019819 Screw M4x60 Through Housing 4 17 156121046 Roll Cover 1 18 156009154 Washer D 4 Zinced 1 19 156019820 Screw 3 5x9 5 Zinc Steel 1 2...

Page 29: ...maintain the factory original performance of your equipment use only Manufacturer s Suggested Replacement Parts Model and serial number required when ordering parts from your local distributor Table 7 1 Drive Roll And Wire Guide Kits 2 Roll Model Base selection of drive rolls upon the following recommended usages 1 V Grooved rolls for hard wire 2 U Grooved rolls for soft and soft shelled cored wir...

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Page 31: ...ontrollers Powered Air Purifying Respirator PAPR Blower Unit No Labor Racks Running Gear and Trailers Subarc Wire Drive Assemblies Water Coolant Systems Work Stations Weld Tables No Labor 5 6 Months Parts Batteries 6 90 Days Parts Accessory Kits Canvas Covers Induction Heating Coils and Blankets MIG Guns Remote Controls Replacement Parts No Labor Spoolmate Spoolguns Cables and Non Electronic Contr...

Page 32: ...ry Zip Postal Code Please complete and retain with your personal records Owner s Record Always provide Model Name and Serial Style Number Contact a DISTRIBUTOR or SERVICE AGENCY near you Welding Supplies and Consumables Options and Accessories Service and Repair Replacement Parts Owner s Manuals Contact the Delivering Carrier to For Service File a claim for loss or damage during shipment For assis...

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