Miller Auto-Line XMT 350 CC Owner's Manual
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Miller Auto-Line XMT 350 CC Owner's Manual

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OM-2247AH
2020-05
212857
Processes
Multiprocess Welding
Description
Arc Welding Power Source
XMT
350 CC/CV
®
Auto-Line
™
OWNER'S MANUAL
For product information,
Owner's Manual translations,
and more, visit
www.MillerWelds.com

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Summary of Contents for Miller Auto-Line XMT 350 CC

  • Page 1 OM-2247AH 2020-05 212857 Processes Multiprocess Welding Description Arc Welding Power Source 350 CC/CV ® Auto-Line ™ 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

    TABLE OF CONTENTS SECTION 1 – SAFETY PRECAUTIONS – READ BEFORE USING..............1 Symbol Usage .
  • Page 4 TABLE OF CONTENTS 10-4 Troubleshooting ....................40 SECTION 11 –...

  • 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.

  • Page 8: California Proposition 65 Warnings

    � Have the installation regularly checked and maintained. � Be sure all equipment in the welding area is electromagnetically compatible. � Keep high-frequency source doors and panels tightly shut, keep spark gaps at correct setting, and use grounding and shielding to �...

  • 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 � Porter un harnais de sécurité si l’on doit travailler au-dessus du � Ne pas souder des métaux munis d’un revêtement, tels que l’acier sol. galvanisé, plaqué en plomb ou au cadmium à moins que le revête- ment n’ait été enlevé dans la zone de soudure, que l’endroit soit �...

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

    � Ne pas couper ou souder des jantes ou des roues. Les pneus peu- Les CHAMPS vent exploser s’ils sont chauffés. Les jantes et les roues réparées ÉLECTROMAGNÉTIQUES (CEM) peuvent défaillir. Voir OSHA 29 CFR 1910.177 énuméré dans les peuvent affecter les implants normes de sécurité.
  • Page 12 � Suivre les consignes du Manuel des applications pour l’équation � Lorsque cela est nécessaire pour des travaux d’entretien et de dé- de levage NIOSH révisée (Publication Nº94– 110) lors du levage pannage, faire retirer les portes, panneaux, recouvrements ou dis- manuelle de pièces ou équipements lourds.

  • 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

    Warning! Watch Out! There are possible hazards as shown by the symbols. Some symbols are found only on CE products. Some symbols are found only on CE products. � Safe1 201 Complete Parts List is available at www.MillerWelds.com 1-1. Additional Safety Symbols And Definitions 1-1.
  • Page 15 Keep flammables away from cutting. Do not cut near flammables. 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. � Complete Parts List is available at www.MillerWelds.com Safe Safe1 Safe...

  • Page 16: Miscellaneous Symbols And Definitions

    after power is turned off before working on unit, AND check input ca- pacitor voltage, and be sure it is near 0 before touching any parts. � Complete Parts List is available at www.MillerWelds.com Safe42 2017 04 Hazardous voltage remains on input capacitors after power is turned off.

  • 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: Volt-Ampere Curves

    � Complete Parts List is available at www.MillerWelds.com B. Temperature Specifications Operating Temperature Range* Storage/Transportation Temperature Range 14 to 104°F (-10 to 40°C) -4 to 131°F (-20 to 55°C) A complete Parts List is available at www.MillerWelds.com *Output is derated at temperatures above 104°F (40°C). A complete Parts List is available at www.MillerWelds.com 4-7.

  • Page 19: Duty Cycle And Overheating

    � Complete Parts List is available at www.MillerWelds.com 4-8. Duty Cycle And Overheating A complete Parts List is available at www.MillerWelds.com 11-2. Duty Cycle And Overheating Duty Cycle is percentage of 10 minutes that unit can weld at rated load without overheating.

  • Page 20: Section 5 - Installation

    � Complete Parts List is available at www.MillerWelds.com SECTION 5 – INSTALLATION Writers: Remember to move unit dimension and weight and rating la- bel location information to the appropriate sections. 5-1. Selecting A Location Do not move or operate unit where Movement it could tip.

  • Page 21: Selecting Cable Sizes

    � Complete Parts List is available at www.MillerWelds.com 5-2. Selecting Cable Sizes* NOTICE – The Total Cable Length in Weld Circuit (see table below) is the combined length of both weld cables. For example, if the power source is 100 ft (30 m) from the workpiece, the total cable length in the weld circuit is 200 ft (2 cables x 100 ft). Use the 200 ft (60 m) column to determine cable size.

  • Page 22: Remote 14 Receptacle Information

    Ref. 804 772 � Complete Parts List is available at www.MillerWelds.com 5-4. Remote 14 Receptacle Information 12-1. Remote 14 Receptacle Information Remote Socket* Socket Information 24 volts AC. Protected by supplementary protec- tor CB2. 24 Volts AC Output C L N (Contactor) Contact closure to A completes 24 volt AC con- tactor control circuit.

  • Page 23: Optional Gas Valve Operation And Shielding Gas Connection

    � Complete Parts List is available at www.MillerWelds.com A complete Parts List is available at www.MillerWelds.com 5-6. Optional Gas Valve Operation And Shielding Gas Connection 12-3. Optional Gas Valve Operation And Shielding Gas Connection Obtain gas cylinder and chain to running gear, wall, or other stationary support so cyl- inder cannot fall and break off valve.

  • Page 24: Electrical Service Guide

    � Complete Parts List is available at www.MillerWelds.com 5-7. Electrical Service Guide NOTICE – INCORRECT INPUT POWER can damage this welding power source. Phase to ground voltage shall not exceed +10% of rated input voltage. NOTICE – Actual input voltage should not be 10% less than minimum and/or 10% more than maximum input voltages listed in table. If actual in- put voltage is outside this range, output may not be available.

  • Page 25: Connecting 1-Phase Input Power

    A complete Parts List is available at www.MillerWelds.com � Complete Parts List is available at www.MillerWelds.com 12-4. Connecting 1-Phase Input Power 5-8. 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.

  • Page 26: Connecting 3-Phase Input Power

    � Complete Parts List is available at www.MillerWelds.com 5-9. 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- put power before connecting input conductors from unit. Follow es- tablished procedures regarding...

  • Page 27: Section 6 - Operation

    � A complete Parts List is available at www.MillerWelds.com Complete Parts List is available at www.MillerWelds.com SECTION 6 – OPERATION SECTION 12 OPERATION 6-1. Front Panel Controls 12-1. Front Panel Controls Ref. 803 692-C / Ref. 239 083-A 2 Left Display �...

  • Page 28: Mode Switch Settings

    � Complete Parts List is available at www.MillerWelds.com assist with arc starts as well as reduce stick- For self-shielding wires (FCAW) adjust arc For Air Carbon Arc (CAC-A) cutting and ing while welding. control to FCAW setting. gouging, place switch in Stick position. For best results, place Arc Control in the maxi- Select setting best suited for application.

  • Page 29: Section 7 - Gtaw Operation

    � Complete Parts List is available at www.MillerWelds.com SECTION 7 – GTAW OPERATION 7-1. Typical Connection For GTAW Process 804841-C 4 Remote 14 Receptacle 6 Gas Cylinder Turn power before making connections. 7 Negative (-) Weld Output Terminal Connect desired remote control to Remote 1 Foot Control 14 receptacle if required.

  • Page 30: Scratch Start Tig Welding Mode - Gtaw Process

    12-2. Scratch Start TIG Welding Mode - GTAW Process � Complete Parts List is available at www.MillerWelds.com 7-2. Scratch Start TIG Welding Mode — GTAW Process 239 083-A Weld terminals are energized at all Setup Operation times in Scratch Start TIG welding For typical system connections refer to Sec- The Adjust Control is used to set desired mode.

  • Page 31: Lift-Arc Tig Welding Mode - Gtaw Process

    12-3. Lift-Arc TIG Welding Mode - GTAW Process � Complete Parts List is available at www.MillerWelds.com 7-3. Lift-Arc TIG Welding Mode — GTAW Process 1 3. 5 239 083-A “Touch” Seconds Do NOT Strike Like A Match! Weld terminals are energized at all Setup Operation times in Lift Arc TIG welding mode.

  • Page 32: Tig Welding Mode - Gtaw Process

    12-4. TIG Welding Mode - GTAW Process � Complete Parts List is available at www.MillerWelds.com 7-4. TIG Welding Mode — GTAW Process 239 083-A Weld terminals energized Setup Operation through the remote control in TIG For typical system connections refer to Sec- The Adjust Control is used to set desired welding mode.

  • Page 33: Section 8 - Gmaw/Fcaw Operation

    15-1. Typical Connection For Remote Control Feeder GMAW/GMAW-P/FCAW Process � Complete Parts List is available at www.MillerWelds.com SECTION 8 – GMAW/FCAW OPERATION 8-1. Typical Connection For Remote Control Feeder GMAW/FCAW Process 804938-B Turn off power before making connections. 1 Remote 14-Receptacle 2 Positive (+) Weld Output Terminal 3 Negative (-) Weld Output Terminal 4 Ground Cable to Workpiece...

  • Page 34: Mig Welding Mode - Gmaw/Fcaw Process

    12-5. MIG Welding Mode - GMAW/FCAW Process � Complete Parts List is available at www.MillerWelds.com 8-2. MIG Welding Mode — GMAW/FCAW Process 25.0 239 083-A The preset voltage is shown in the Left Arc Control (Inductance) Weld terminals energized Display. through the remote control in MIG Rotate Arc Control to select desired induc- welding mode.

  • Page 35: Typical Connection For Remote Control Feeder Gmaw-P Process

    � Complete Parts List is available at www.MillerWelds.com 8-3. Typical Connection For Remote Control Feeder GMAW-P Process 264347-B 7 Gun Turn power before making � The connection diagram illustrates connections. 8 Wire Feeder DCEP (reverse polarity) suitable for all wires except self-shielded FCAW. The 1 Optima—External Pulsing Device 9 Gas Hose majority of self-shielded FCAW wires...

  • Page 36: Pulsed Mig Welding Mode - Gmaw-P Process

    12-7. Pulsed MIG Welding Mode - GMAW-P Process � Complete Parts List is available at www.MillerWelds.com 8-4. Pulsed MIG Welding Mode — GMAW-P Process P P.P 239 083-A Setup Left and Right Display will show PPP PPP. Weld terminals energized through remote control...

  • Page 37: Typical Connection For Voltage-Sensing Feeder Gmaw/Fcaw Process

    � Complete Parts List is available at www.MillerWelds.com 8-5. Typical Connection For Voltage-Sensing Feeder GMAW/FCAW Process 804843-C 6 Gun Use of shielding gas is dependant on Wire Turn power before making Type. connections. 7 Gun Trigger Receptacle � 1 Positive (+) Weld Output Terminal The connection diagram illustrates OM-231242 Page 23 8 Wire Feeder...

  • Page 38: V-Sense Feeder Welding Mode - Gmaw/Fcaw Process

    12-8. V-Sense Feeder Welding Mode - GMAW/FCAW Process � Complete Parts List is available at www.MillerWelds.com 8-6. V-Sense Feeder Welding Mode — GMAW/FCAW Process 25.0 239 083-A Weld terminals are energized at all The Left Display toggles between open cir- Rotate Arc Control to select desired induc- times in V-Sense Feeder welding cuit voltage and preset voltage.

  • Page 39: Section 9 - Smaw/Cac-A Operation

    13-1. Typical Connection For SMAW And CAC-A Process � Complete Parts List is available at www.MillerWelds.com SECTION 9 – SMAW/CAC-A OPERATION 9-1. Typical Connection For SMAW And CAC-A Process 264349-B 3 Positive (+) Weld Output Terminal 6 Negative (-) Weld Output Terminal Turn power before...

  • Page 40: Cc Welding Mode - Smaw/Cac-A Process

    13-2. CC Welding Mode - SMAW/CAC-A Process � Complete Parts List is available at www.MillerWelds.com 9-2. CC Welding Mode — SMAW/CAC-A Process 239 083-A A remote control is required to turn on the Arc Control (Dig) Weld terminals energized weld output. through the remote control in CC Rotate Arc Control to select desired dig set- welding mode.

  • Page 41: Stick Welding Mode - Smaw/Cac-A Process

    13-3. Stick Welding Mode - SMAW/CAC-A Process � Complete Parts List is available at www.MillerWelds.com 9-3. Stick Welding Mode — SMAW/CAC-A Process 239 083-A If a remote control is plugged into the 14-Pin Rotate Arc Control to select desired dig set- Weld terminals are energized at all receptacle, the remote will be a percentage ting from 0 to 100.

  • Page 42: Alternate Configuration Functions

    A complete Parts List is available at www.MillerWelds.com A complete Parts List is available at www.MillerWelds.com A complete Parts List is available at www.MillerWelds.com 13-4. Alternate Configuration Functions � Complete Parts List is available at www.MillerWelds.com 13-4. Alternate Configuration Functions 13-4.

  • Page 43: Section 10 - Maintenance And Troubleshooting

    � Complete Parts List is available at www.MillerWelds.com pliers needlenose knife steelbrush nutdriver SECTION 10 – MAINTENANCE AND TROUBLESHOOTING chippinghammer 10-1. Routine Maintenance A complete Parts List is available at www.MillerWelds.com A complete Parts List is available at www.MillerWelds.com SECTION 17 MAINTENANCE &...

  • Page 44: 10-3. Help Displays

    A complete Parts List is available at www.MillerWelds.com Help Displays � Complete Parts List is available at www.MillerWelds.com 10-3. Help Displays Display Example � All directions are in reference to the front of the unit. All circuitry referred to is located inside the unit.
  • Page 45 OM-2247 Page 41...
  • Page 46 SECTION 11 – ELECTRICAL DIAGRAM Figure 11-1. Circuit Diagram OM-2247 Page 42...
  • Page 47 271 733-A OM-2247 Page 43...
  • Page 48 Notes...
  • Page 49 Notes...
  • Page 50 Notes...
  • Page 51 Effective January 1, 2020 (Equipment with a serial number preface of NA or newer) This limited warranty supersedes all previous Miller warranties and is exclusive with no other guarantees or warranties expressed or implied. LIMITED WARRANTY − Subject to the terms and conditions Supplied Air Respirator (SAR) Boxes and Panels below, Miller Electric Mfg.
  • Page 52 File a claim for loss or damage during For International Locations Visit shipment. www.MillerWelds.com For assistance in filing or settling claims, con- tact your distributor and/or equipment manu- facturer’s Transportation Department. ORIGINAL INSTRUCTIONS – PRINTED IN USA © Miller Electric Mfg. LLC 2020-05...

This manual is also suitable for:

Auto-line xmt 350 cvXmt auto-line 350 ccXmt auto-line 350 cv

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