Miller Millermatic 355 Owner's Manual
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Miller Millermatic 355 Owner's Manual

Miller Millermatic 355 Owner's Manual

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Millermatic
OWNER'S MANUAL
OM-288360B
2022-02
Processes
MIG (GMAW) Welding
MIG (GMAW) Welding
Pulsed MIG (GMAW-P) Welding
Description
Arc Welding Power Source
355
®

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Summary of Contents for Miller Millermatic 355

  • Page 1 OM-288360B 2022-02 Processes MIG (GMAW) Welding MIG (GMAW) Welding Pulsed MIG (GMAW-P) Welding Description Arc Welding Power Source Millermatic ® OWNER’S MANUAL For product information, Owner’s Manual translations, and more, visit www.MillerWelds.com...
  • Page 2 We know you don’t have time to do it any other way. That’s why when Niels Miller first started building arc welders in 1929, he made sure his products offered long-lasting value and superior quality.

  • Page 3: Table Of Contents

    Selecting 460/575 Volts AC Input Voltage ................21 Wiring Optional 240 Volt Plug (119172) For Connection To Miller Welder/Generator With Split-Phase 240 Volt Auxiliary Power .
  • Page 4 TABLE OF CONTENTS Pulsed MIG Auto-Set ™ Mode ..................48 6-10 Pulsed MIG Manual Mode .

  • Page 5: Section 1 - Safety Precautions - Read Before Using

    SECTION 1 – SAFETY PRECAUTIONS – READ BEFORE USING Protect yourself and others from injury—read, follow, and save these important safety precautions and operating instructions. 1-1. Symbol Usage DANGER! – Indicates a hazardous situation which, if not avoided, will result in death or serious injury. The possible hazards are shown in the adjoining symbols or explained in the text.
  • Page 6 HOT PARTS can burn. WELDING can cause fire or explosion. � Do not touch hot parts bare handed. � Allow cooling period before working on equipment. Welding on closed containers, such as tanks, drums, or pipes, can cause them to blow up. �...

  • Page 7: Additional Hazards For Installation, Operation, And Maintenance

    � Never weld on a pressurized cylinder—explosion will result. CYLINDERS can explode if � Use only correct compressed gas cylinders, regulators, hoses, damaged. and fittings designed for the specific application; maintain them Compressed gas cylinders contain gas under high and associated parts in good condition. pressure.

  • Page 8: California Proposition 65 Warnings

    � To reduce possible interference, keep weld cables as short as ARC WELDING can cause possible, close together, and down low, such as on the floor. interference. � Locate welding operation 100 meters from any sensitive electronic equipment. � Electromagnetic energy can interfere with sensitive electronic equipment such as microprocessors, �...

  • Page 9: Section 2 - Consignes De Sécurité - Lire Avant Utilisation

    SECTION 2 – CONSIGNES DE SÉCURITÉ - LIRE AVANT UTILISATION Pour écarter les risques de blessure pour vous-même et pour autrui — lire, appliquer et ranger en lieu sûr ces consignes relatives aux précautions de sécurité et au mode opératoire. 2-1.
  • Page 10 � S’assurer que tous les panneaux et couvercles sont correctement LES ACCUMULATIONS DE GAZ en place. risquent de provoquer des blessures � Fixer le câble de retour de façon à obtenir un bon contact métal- ou même la mort. métal avec la pièce à souder ou la table de travail, le plus près possible de la soudure.

  • Page 11: Symboles De Dangers Supplémentaires En Relation Avec L'installation, Le Fonctionnement Et La Maintenance

    � Brancher le câble de masse sur la pièce le plus près possible de � Les porteurs d’implants médicaux doivent consulter leur médecin la zone de soudage pour éviter le transport du courant sur une lon- et le fabricant du dispositif avant de s’approcher de la zone où se gue distance par des chemins inconnus éventuels en provoquant déroule du soudage à...
  • Page 12 � Affûter l'électrode au tungstène uniquement à la meuleuse dotée LIRE LES INSTRUCTIONS. de protecteurs. Cette manœuvre est à exécuter dans un endroit sûr lorsque l'on porte l'équipement homologué de protection du vi- � Lire et appliquer les instructions sur les étiquettes sage, des mains et du corps.

  • Page 13: Proposition Californienne 65 Avertissements

    2-4. Proposition californienne 65 Avertissements AVERTISSEMENT – Ce produit peut vous exposer à des pro- Pour plus d’informations, consulter www.P65Warnings.ca.gov. duits chimiques tels que le plomb, reconnus par l’État de Californie comme cancérigènes et sources de malforma- tions ou d’autres troubles de la reproduction. 2-5.

  • Page 14: Section 3 - Definitions

    Some symbols are found only on CE products. Some symbols are found only on CE products. 1-1. Additional Safety Symbols And Definitions 1-1. Additional Safety Symbols And Definitions 1-1. Additional Safety Symbols And Definitions SECTION 3 – DEFINITIONS Some symbols are found only on CE products. Warning! Watch Out! There are possible hazards as shown by the symbols.

  • Page 15: Miscellaneous Symbols And Definitions

    at job site. Double-check all connections, relinking board position, a Keep your head out of the fumes Keep flammables away from welding. Do not weld near flammables. input voltage before applying power. Welding sparks can cause fires. Have a fire extinguisher nearby, and have a watchperson ready to use it. Do not cut on drums or any closed containers.
  • Page 16 A complete Parts List is available at www.MillerWelds.com Self Shielded Flux Gas Input Duty Cycle Cored Arc Welding SECTION 3 DEFINITIONS (FCAW) Input Protection Wire Feed Spool Line Connection Rating eous Symbols And Definitions Suitable for Welding in an Environment Single Phase Gas Postflow Amperage...

  • Page 17: Section 4 - Specifications

    Information About Default Weld Parameters And Settings NOTICE – Each welding application is unique. Although certain Miller Electric products are designed to determine and default to certain typical welding parameters and settings based upon specific and relatively limited application variables input by the end user, such default settings are for reference purposes only;...

  • Page 18: Dimensions And Weight

    4-6. Dimensions And Weight Weight 99 lbs (45 kg) 13.75 in. (349 mm) 19.25 in. (489 mm) 26.25 in. (667 mm) OM-288360 Page 14...

  • Page 19: Duty Cycle And Overheating

    4-7. Duty Cycle And Overheating Duty cycle is the percentage of 10 minutes that unit can weld at rated load without overheating. If unit overheats or duty cycle is exceeded, the output stops, a Help message is displayed, and cooling fans run. Wait fifteen mi- nutes for unit to cool.

  • Page 20: Section 5 - Installation

    SECTION 5 – INSTALLATION 5-1. Selecting A Location Do not move or operate unit where Movement it could tip. Special installation may be re- quired where gasoline or volatile liquids are present - see NEC Ar- ticle 511 or CEC Section 20. 1 Lifting Handles A complete Parts List is available at www.MillerWelds.com Use handles to lift unit.

  • Page 21: Electrical Service Guide

    5-2. Electrical Service Guide Failure to follow these electrical service guide recommendations could create an electric shock or fire hazard. These recommen- dations are for an individual branch circuit sized for the rated output and duty cycle of one welding power source. In individual branch circuit installations, the National Electrical Code (NEC) allows the receptacle or conductor rating to be less than the rating of the circuit protection device.

  • Page 22: Connecting 1-Phase Input Power

    5-3. Connecting 1-Phase Input Power Installation must meet all National and Local Codes—have only quali- fied persons make this installation. Disconnect and lockout/tagout in- put power before connecting input conductors from unit. Follow es- tablished procedures regarding the installation and removal of =GND/PE Earth Ground lockout/tagout devices.

  • Page 23: Connecting 3-Phase Input Power

    5-4. Connecting 3-Phase Input Power Installation must meet all National and Local Codes—have only quali- fied persons make this installation. Disconnect and lockout/tagout in- = GND/PE Earth Ground put power before connecting input conductors from unit. Follow es- tablished procedures regarding the installation and removal of lockout/tagout devices.

  • Page 24: Selecting 208/240 Volts Ac Input Voltage

    5-5. Selecting 208/240 Volts AC Input Voltage Turn unit before making connections. Check input voltage available at site. 1 Screwdriver Slots 2 Switch Cover 3 Voltage Selection Switch The input voltage that the machine is linked for is labeled next to the switch. Check voltage selected for unit.

  • Page 25: Selecting 460/575 Volts Ac Input Voltage

    5-6. Selecting 460/575 Volts AC Input Voltage Turn unit before making connections. Check input voltage available at site. 1 Screwdriver Slots 2 Switch Cover 3 Voltage Selection Switch The input voltage that the machine is linked for is labeled next to the switch. Check voltage selected for unit.

  • Page 26: Wiring Optional 240 Volt Plug (119172) For Connection To Miller Welder/Generator With Split-Phase 240 Volt Auxiliary

    5-7. Wiring Optional 240 Volt Plug (119172) For Connection To Miller Welder/Generator With Split-Phase 240 Volt Auxiliary Power 1 Input And Grounding Conductors Plug Front View 2 Plug wired for 240 Volt, 2–wire Load 3 Neutral (Brass) Terminal and Prong (Not...

  • Page 27: Generator Or Inverter Requirements

    Run/Idle. Set generator Voltage/Amperage Control to 10 (or max) for maxi- mum auxiliary power. For maximum output, Miller recommends a 19 kW or greater generator. Limited output will occur when used with a smaller generator. Generator Settings, if applicable.

  • Page 28: Optional Single Cylinder Running Gear Assembly Instructions

    5-10. Optional Single Cylinder Running Gear Assembly Instructions tools/ tools/ wrench allen_set flathead philips head wrench crescent wrench allen_wrench allen_set flathead philips head wrench crescent wrench needlenose knife steelbrush nutdriver chippinghammer pliers needlenose knife steelbrush nutdriver chippinghammer riron heavy-duty workclamp light-duty workclamp wirecutter frontcutter...

  • Page 29: Attaching/Removing Unit From Optional Running Gear

    5-11. Attaching/Removing Unit From Optional Running Gear Turn off unit and disconnect input power before performing any work on unit or running gear. 1 Power Source 2 Running Gear Latches To mount the machine to the running gear, set the feet of the welder in the pockets on top of the running gear.

  • Page 30: Weld Output Terminals

    5-12. Weld Output Terminals Turn off unit and disconnect input power before making connections. Do not use worn, damaged, under- sized, or repaired cables. 1 Positive (+) Weld Output Terminal 2 Negative (-) Weld Output Terminal See Section 5– 14 for information on con- necting to weld output terminals and stand- ard connection diagrams.

  • Page 31: Mig Welding Connections

    5-14. MIG Welding Connections MIG − DCEP (Direct Current Electrode Positive) Flux-Cored − DCEN (Direct Current Electrode Negative) Turn off unit and disconnect input Connect gun end to drive assembly (see Connect plug on end of cable to four pin re- power before making connections.

  • Page 32: Installing Welding Gun With Accumate

    5-15. Installing Welding Gun With Accumate 1 Power Clamp Knob 2 Gun Locking Tab 3 Gun Locking Tab Rotated 180 Degrees 4 Power Pin Groove 5 Gun Connection End 6 Installing With Accu-Mate Connection Loosen power clamp knob to allow power pin of gun to clear the gun locking tab.

  • Page 33: Mig Gun Connection Inside Unit

    5-16. MIG Gun Connection Inside Unit 1 Gun Securing Knob 2 Gun Block 3 Gun Outlet Wire Guide 4 Gun End Loosen knob. Insert end of gun through opening in front panel until gun end bot- toms against gun block. Tighten knob. �...

  • Page 34: Connecting Shielding Gas Supply

    5-17. Connecting Shielding Gas Supply Obtain gas cylinder and chain to running gear, wall, or other stationary support so cyl- inder cannot fall and break off valve. 1 Cap 2 Cylinder Valve Remove cap, stand to side of valve, and open valve slightly.

  • Page 35: Installing Wire Spool And Adjusting Hub Tension

    5-18. Installing Wire Spool And Adjusting Hub Tension Hand tighten knob clockwise. When a slight Installing 8 in. (203 mm) or 12 in. (304 mm) Wire Spool force is needed to turn spool, tension is set Removing 8 in. (203 mm) or 12 in. (304 mm) Spool Hub And Spool Nut 1 Spindle 2 Spool Hub And Nut —...

  • Page 36: Threading Welding Wire

    5-19. Threading Welding Wire 6 in. (150 mm) philips head wrench crescent wrench nutdriver chippinghammer WOOD uty workclamp 1 Wire Spool wirecutter frontcutter Step 5. Remove gun nozzle and contact tip. � Hold wire tightly to keep it from 2 Welding Wire Step 6.

  • Page 37: Connecting Spoolmatic

    5-20. Connecting Spoolmatic 15A Or 30A Or Spoolmate 200 Gun ® 291542-A ps head wrench 5/8 in crescent wrench 5 .375–16 Nut (167788) 7 Gas Hose Fitting 1 Gun Trigger Plug Remove the nut from the drive casting. Route shielding gas hose through wire drive Use nut to connect spoolgun weld cable 2 Weld Cable compartment, out opening in rear panel, and...

  • Page 38: Connecting Push/Pull Gun

    5-21. Connecting Push/Pull Gun Obtain gas cylinder and chain to running gear, wall, or other stationary support so cyl- inder cannot fall and break off valve. 3/32 in. (2.4 mm) 1 Gun End 2 Gun Liner 3 Wire Outlet Guide Trim excess liner from end of gun so no more than 3/32 in.

  • Page 39: Threading Welding Wire For Spoolmatic 15/30A

    5-22. Threading Welding Wire For Spoolmatic 15/30A philips head wrench crescent wrench nutdriver chippinghammer 150 436-F workclamp wirecutter frontcutter Lift arm and open pressure roll assembly. Install spool so wire feeds off bottom. 1 Cover 7 Canister Inlet Guide 10 Spool Brake Thumbnut 2 Canister 8 Drive Roll Groove If necessary, turn thumbnut counterclock-...

  • Page 40: Threading Welding Wire For Spoolmate 200

    5-23. Threading Welding Wire For Spoolmate 200 philips head wrench crescent wrench nutdriver chippinghammer Ref. 243 740-C uty workclamp wirecutter frontcutter 5 Pressure Roll Assembly Thread wire through wire inlet guide, along 1 Cover drive roll groove, and out contact tip. Press arm inward to open pressure roll 2 Canister Install spool so wire feeds off top.

  • Page 41: Threading Welding Wire For Push/Pull Gun

    5-24. Threading Welding Wire For Push/Pull Gun 6 in. (150 mm) philips head wrench crescent wrench nutdriver chippinghammer tools/ workclamp wirecutter frontcutter flathead philips head wrench crescent wrench Step 1. Open pressure assembly. Press gun trigger until about 4 in. (102 mm) �...

  • Page 42: Calibrating Spoolgun

    Press Next to access fast speed calibration. 15/30A or Spoolmate 200 is connected � To begin the fast speed calibration, pull the to the Millermatic 355. SPG CAL will only be displayed as the spoolgun trigger. The wire will feed wire and fifth...
  • Page 43 Notes...

  • Page 44: Section 6 - Operation

    SECTION 6 – OPERATION 6-1. Controls 279061-E The USB port can be used to charge cell Use left knob to adjust voltage in MIG mode, 1 Auto-Set Button phones and similar devices. Arc length in Pulsed MIG mode, or change parameter values in Set-up mode.

  • Page 45: Special Features

    Output Foldback When operating the Millermatic 355 on single phase 208 or 240 power, the output for the machine is limited to 350 amps. This limited output could cause the machine to foldback to 350 amps when welding at higher settings or thicker materials.

  • Page 46: Using Auto-Set

    6-3. Using Auto-Set Elite ™ 279061-E 1 Auto-Set Button 6 Material Thickness Left Button � When using a spoolgun or push-pull gun in Auto-Set, the potentiometer on Press to turn Auto-Set On or Off. 7 Material Thickness Right Button the gun can be used to control wire 2 Pulse Button feed speed.

  • Page 47: Using Manual Mode

    6-4. Using Manual Mode 279061-E Press Program to save favorite weld pro- Reference Inductance Control in Section 6-5 1 Auto-Set Button grams, up to four programs per weld proc- when using Manual MIG mode. Reference ess. See Section 6-7. Arc Control in Section 6-10 when using Press to turn Auto-Set On or Off.

  • Page 48: Manual Mig Set-Up Mode

    6-5. Manual MIG Set-Up Mode 279061-E to 99. Inductance can also be adjusted from crater at the end of the weld. Crater settings 1 Setup Button the home screen. The Pro-Set default is 50. range from 0.1 to 5 seconds 2 Left Knob Preflow: The amount of time that the shield- Trigger Hold: The HOLD time is the mini-...

  • Page 49: Setting Crater Time

    6-6. Setting Crater Time 279061-E The following Crater variables can be Crater Delay: This setting is for spot or 1 Left Knob adjusted: stitch welding without crater fill if the arc time is less than the set time. Time range is 0 to 5 2 Right Knob Crater Time: Time range is 0.1 to 5 seconds.

  • Page 50: Manual Program Mode

    6-7. Manual Program Mode 279061-E White Program tabs will appear above four Push the Program button to select desired 1 Program Button of the soft keys. program. The selected Program tab will turn blue and the proper setting will be displayed. 2 Program Soft Keys Determine where you would like to save the settings.

  • Page 51: Chart (Electronic Parameter Chart)

    6-8. P. Chart (Electronic Parameter Chart) 279061-E 5 Load Button Rotate right knob to select wire diameter When using Manual Mode, refer to the elec- and press the Load button. tronic parameter chart on the front display for suggested starting parameters. To access the electronic parameter chart, Rotate right knob to select material thick- press the middle P.

  • Page 52: Pulsed Mig Auto-Set Mode

    6-9. Pulsed MIG Auto-Set Mode ™ 279061-E 5 Material Thickness Arc Length 1 Auto-Set Button Arc length can be adjusted from 0-99. All Use soft keys to move cursor to left or right 2 Pulse Button Pulse MIG programs are set with a default to select material thickness.

  • Page 53: Pulsed Mig Manual Mode

    6-10. Pulsed MIG Manual Mode 279061-E 2, 5 proper Wire Speed setting for metal and 1 Pulse Button metal thickness being welded. All Pulse MIG (99 Setting) (0 Setting) programs are set up with the gases listed in 2 Set-Up Button the Pulse MIG welding chart.

  • Page 54: System

    Trigger Program Select allows the operator when a Push/Pull or Spoolgun is connected to change the programs by tapping the trig- to the Millermatic 355). — There are two op- 3 Back ger to eliminate the need to go back to the tions for controlling the wire feed speed.
  • Page 55 Notes...

  • Page 56: System Sub Menu

    6-12. System Sub Menu 279061-E OM-288360 Page 52...
  • Page 57 The unit can store four programs. The pro- wire feed speed. Following are the steps to grams have default setting saved when the Have supervisor or manager contact Miller access and activate the Lock feature. machines come from the factory.

  • Page 58: Foldback

    208/240 volts to single phase 460/575 volts or any three phase input power. 6-14. Support The support screen allows the operator to quickly access the Miller website and phone number to obtain more product information or get service support. Access the Support screen from the manual MIG screen by pressing Set-up, then Sup- port.

  • Page 59: Section 7 - Maintenance And Troubleshooting

    A complete Parts List is available at www.MillerWelds.com SECTION 7 – MAINTENANCE AND TROUBLESHOOTING SECTION 17 MAINTENANCE & TROUBLESHOOTIN mplete Parts List is available at www.MillerWelds.com 7-1. Routine Maintenance 17-1. Routine Maintenance Disconnect power before maintaining. � Replace Cracked Maintain more often during severe conditions. Torch Body �...

  • Page 60: Installing Wire Guides And Drive Rolls

    7-2. Installing Wire Guides And Drive Rolls Insert inlet wire guide into wire entry as retaining nut one click to secure in place. Installing Wire Guides shown. Push into place to secure. Repeat Repeat procedure for remaining drive procedure for intermediate guide. rolls.

  • Page 61: Error Messages

    Wait for unit to cool down (reference temperature er cools down. maximum limit. gauge on front panel). If the fan is not running, contact Miller Electric authorized service location. Trigger error-Release MIG gun trigger MIG gun or spool gun trigger is engaged on Release 4-pin trigger to clear error.
  • Page 62 Contact Miller Electric authorized service location. Thermal error-Output heatsink ther- Ambient temperature is too hot for valid reading. Contact Miller Electric Mfg. authorized service mistor is shorted. location. The output heatsink thermistor is reading too high for a valid temperature.
  • Page 63 The two microcontrollers on the control board Cycle power to clear error. If this error persists is down. are no longer communicating. after a power cycle, contact Miller Electric Mfg. authorized service location. Network error-Primary Communica- tion is down. Network error-Communication be- The wiring harness between the control board Contact Miller Electric Mfg.
  • Page 64 Contact Miller Electric authorized service location CAN Data Version Incompatible The UI and the Control are not compatible, per- Restart the Firmware upgrade process. haps due to a partial firmware upgrade. Contact Miller Electric Mfg. authorized service location. OM-288360 Page 60...

  • Page 65: Troubleshooting

    7-5. Troubleshooting Trouble Remedy No weld output; unit completely Place line disconnect switch in On position. inoperative. Check and replace line fuse(s), if necessary, or reset supplementary protector. Be sure power cord is plugged in and that receptacle is receiving input power. No weld output;...

  • Page 66: Section 8 - Electrical Diagrams

    SECTION 8 – ELECTRICAL DIAGRAMS Figure 8-1. Circuit Diagram OM-288360 Page 62...
  • Page 67 OM-288360 Page 63...

  • Page 68: Section 9 - Gmaw Welding (Mig) Guidelines

    SECTION 9 – GMAW WELDING (MIG) GUIDELINES 9-1. Typical GMAW (MIG) Process Connections 1 Wire Feeder/Welding Power Source 5 Gas Weld current can damage electronic parts in vehicles. Disconnect both 2 Gun 6 Shielding Gas battery cables before welding on a 3 Workpiece vehicle.

  • Page 69: Holding And Positioning Welding Gun

    Wire Size Amperage Range Recommended Wire Feed Speed Wire Feed Speed * 0.023 in. (0.58 mm) 30-90 A 3.5 in. (89 mm) per amp 3.5 x 62.5 A = 219 ipm (5.56 mpm) 0.030 in. (0.76 mm) 40-145 A 2 in. (51 mm) per amp 2 x 62.5 A = 125 ipm (3.19 mpm) 0.035 in.
  • Page 70 9-4. Conditions That Affect Weld Bead Shape Gun Angles and Weld Bead Profiles � Weld bead shape depends on gun an- gle, direction of travel, electrode exten- sion (stickout), travel speed, thickness of base metal, wire feed speed (weld current), and voltage. 1 Push 2 Perpendicular 3 Drag...
  • Page 71 9-5. Gun Movement During Welding � Normally, a single stringer bead is sat- isfactory for most narrow groove weld joints; however, for wide groove weld joints or bridging across gaps, a weave bead or multiple stringer beads works better. 1 Stringer Bead - Steady Movement Along Seam 2 Weave Bead - Side To Side Movement Along Seam...

  • Page 72: Troubleshooting - Excessive Spatter

    9-8. Troubleshooting – Excessive Spatter Excessive Spatter - scattering of molten metal particles that cool to solid form near weld bead. Possible Causes Corrective Actions Wire feed speed too high. Select lower wire feed speed. Voltage too high. Select lower voltage range. Electrode extension (stickout) too long.

  • Page 73: Troubleshooting - Lack Of Penetration

    9-11. Troubleshooting – Lack Of Penetration Lack Of Penetration - shallow fusion between weld metal and base metal. Possible Causes Corrective Actions Improper joint preparation. Material too thick. Joint preparation and design must provide access to bottom of groove while maintaining proper welding wire extension and arc characteristics.
  • Page 74 9-15. Troubleshooting – Distortion Distortion - contraction of weld metal during welding that forces base metal to move. Illustration: Base metal moves in the direction of the weld bead. Possible Causes Corrective Actions Excessive heat input. Use restraint (clamp) to hold base metal in position. Make tack welds along joint before starting welding operation.
  • Page 75 9-17. Troubleshooting Guide For Semiautomatic Welding Equipment Problem Probable Cause Remedy Wire feed motor operates, but wire does not Too little pressure on wire feed rolls. Increase pressure setting on wire feed rolls. feed. Incorrect wire feed rolls. Check size stamped on wire feed rolls, re- place to match wire size and type if necessary.
  • Page 76 Notes...
  • Page 77 Notes...
  • Page 78 Notes...
  • Page 79 Effective January 1, 2022 (Equipment with a serial number preface of NC or newer) This limited warranty supersedes all previous Miller warranties and is exclusive with no other guarantees or war- ranties expressed or implied. � Field Options (NOTE: Field options are cov-...
  • Page 80 Appleton, WI 54914 USA tact your distributor and/or equipment manu- facturer’s Transportation Department. International Headquarters–USA USA Phone: 920-735-4505 USA & Canada FAX: 920-735-4134 International FAX: 920-735-4125 For International Locations Visit www.MillerWelds.com ORIGINAL INSTRUCTIONS – PRINTED IN USA © Miller Electric Mfg. LLC 2022-02...

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