Miller Dynasty 700 Owner's Manual
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Miller Dynasty 700 Owner's Manual

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For product information,
Owner's Manual translations,
and more, visit
www.MillerWelds.com
Dynasty 350, 700
Maxstar 350, 700
Including Optional Cart And Cooler
CE And Non-CE Models
OM-216869AN
Processes
TIG (GTAW) Welding
Stick (SMAW) Welding
Description
208/575 Volt Models W/Auto-Linet
380/575 Volt Three-Phase
W/Auto-Linet (CE)
Arc Welding Power Source
R
R
2017-03
File: TIG (GTAW)

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  • Page 1 OM-216869AN 2017-03 Processes TIG (GTAW) Welding Stick (SMAW) Welding Description 208/575 Volt Models W/Auto-Linet 380/575 Volt Three-Phase W/Auto-Linet (CE) Arc Welding Power Source Dynasty 350, 700 Maxstar 350, 700 Including Optional Cart And Cooler CE And Non-CE Models For product information, File: TIG (GTAW) Owner’s Manual translations, and more, visit...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING ....... . . 1-1.
  • Page 3 TABLE OF CONTENTS SECTION 6 − OPERATION ..............6-6.
  • Page 4 DECLARATION OF CONFORMITY for European Community (CE marked) products. MILLER Electric Mfg. Co., 1635 Spencer Street, Appleton, WI 54914 U.S.A. declares that the product(s) identified in this declaration conform to the essential requirements and provisions of the stated Council Directive(s) and Standard(s).
  • Page 5 EMF DATA SHEET FOR ARC WELDING POWER SOURCE Product/Apparatus Identification Product Stock Number MAXSTAR 700 (AUTO-LINE 380-575)CE 907103021 Compliance Information Summary Applicable regulation Directive 2014/35/EU Reference limits Directive 2013/35/EU, Recommendation 1999/519/EC Applicable standards IEC 62822-1:2016, IEC 62822-2:2016 Intended use for occupational use for use by laymen Non-thermal effects need to be considered for workplace assessment Thermal effects need to be considered for workplace assessment...
  • Page 6 EMF DATA SHEET FOR ARC WELDING POWER SOURCE Product/Apparatus Identification Product Stock Number DYNASTY 700 (AUTO-LINE 380-575)CE 907101021 Compliance Information Summary Applicable regulation Directive 2014/35/EU Reference limits Directive 2013/35/EU, Recommendation 1999/519/EC Applicable standards IEC 62822-1:2016, IEC 62822-2:2016 Intended use for occupational use...
  • Page 7 EMF DATA SHEET FOR ARC WELDING POWER SOURCE Product/Apparatus Identification Product Stock Number MAXSTAR 350 (AUTO-LINE 380-575) CE 907334021 Compliance Information Summary Applicable regulation Directive 2014/35/EU Reference limits Directive 2013/35/EU, Recommendation 1999/519/EC Applicable standards IEC 62822-1:2016, IEC 62822-2:2016 Intended use for occupational use for use by laymen Non-thermal effects need to be considered for workplace assessment...
  • Page 8 EMF DATA SHEET FOR ARC WELDING POWER SOURCE Product/Apparatus Identification Product Stock Number DYNASTY 350 (AUTO-LINE 380-575)CE 907204021 Compliance Information Summary Applicable regulation Directive 2014/35/EU Reference limits Directive 2013/35/EU, Recommendation 1999/519/EC Applicable standards IEC 62822-1:2016, IEC 62822-2:2016 Intended use for occupational use for use by laymen Non-thermal effects need to be considered for workplace assessment Thermal effects need to be considered for workplace assessment...

  • Page 9: Section 1 − Safety Precautions - Read Before Using

    SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som 2015−09 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 Indicates special instructions.
  • Page 10 D Remove stick electrode from holder or cut off welding wire at FUMES AND GASES can be hazardous. contact tip when not in use. D Wear body protection made from durable, flame−resistant material Welding produces fumes and gases. Breathing (leather, heavy cotton, wool). Body protection includes oil-free these fumes and gases can be hazardous to your clothing such as leather gloves, heavy shirt, cuffless trousers, high health.

  • Page 11: Additional Symbols For Installation, Operation, And Maintenance

    1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. MOVING PARTS can injure. D Do not install or place unit on, over, or near D Keep away from moving parts such as fans. combustible surfaces. D Keep all doors, panels, covers, and guards D Do not install unit near flammables.

  • Page 12: California Proposition 65 Warnings

    1-4. California Proposition 65 Warnings Welding or cutting equipment produces fumes or gases This product contains chemicals, including lead, known to which contain chemicals known to the State of California to the state of California to cause cancer, birth defects, or other cause birth defects and, in some cases, cancer.

  • Page 13: Section 2 − Consignes De Sécurité − Lire Avant Utilisation

    SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION fre_som_2015−09 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 14 chauffement ou un incendie. Avant de commencer le soudage, vérifier LES PIÈCES CHAUDES peuvent et s’assurer que l’endroit ne présente pas de danger. provoquer des brûlures. D Déplacer toutes les substances inflammables à une distance de D Ne pas toucher à mains nues les parties chaudes. 10,7 m de l’arc de soudage.

  • Page 15: Dangers Supplémentaires En Relation Avec L'installation, Le Fonctionnement Et La Maintenance

    D Tenir les bouteilles éloignées des circuits de soudage ou autres LE BRUIT peut endommager l’ouïe. circuits électriques. D Ne jamais placer une torche de soudage sur une bouteille à gaz. Le bruit des processus et des équipements peut affecter l’ouïe. D Une électrode de soudage ne doit jamais entrer en contact avec D Porter des protections approuvées pour les une bouteille.

  • Page 16: Proposition Californienne 65 Avertissements

    RAYONNEMENT HAUTE LE SOUDAGE À L’ARC risque de FRÉQUENCE (H.F.) risque provoquer des interférences. provoquer des interférences. D L’énergie électromagnétique risque D Le rayonnement haute fréquence (H.F.) peut provoquer des interférences pour l’équipement provoquer des interférences avec les équi- électronique sensible tel que les ordinateurs et l’équipement commandé...

  • Page 17: Section 3 − Definitions

    A complete Parts List is available at www.MillerWelds.com SECTION 3 − DEFINITIONS 3-1. Additional Safety Symbols And Definitions Some symbols are found only on CE products. Warning! Watch Out! There are possible hazards as shown by the symbols. Safe1 2012−05 Wear dry insulating gloves.
  • Page 18 A complete Parts List is available at www.MillerWelds.com Do not discard product (where applicable) with general waste. Reuse or recycle Waste Electrical and Electronic Equipment (WEEE) by disposing at a designated collection facility. Contact your local recycling office or your local distributor for further information. Safe37 2012−05 Environmental Protection Use Period (China) Safe123 2016−06...

  • Page 19: Miscellaneous Symbols And Definitions

    A complete Parts List is available at www.MillerWelds.com 3-2. Miscellaneous Symbols And Definitions Some symbols are found only on CE products. Impulse Starting Amperage Gas Output (GTAW) Rated Welding Output Final Slope Current Gas Tungsten Arc Duty Cycle Final Amperage Welding (GTAW) Shielded Metal Pulse Percent...

  • Page 20: Section 4 − Specifications

    A complete Parts List is available at www.MillerWelds.com SECTION 4 − SPECIFICATIONS 4-1. Serial Number And Rating Label Location The serial number and rating information for the power source is located on the front of the machine. Use the rating labels to determine input power requirements and/or rated output.
  • Page 21 A complete Parts List is available at www.MillerWelds.com C. Dynasty 700 Models Do not use information in unit specifications table to determine electrical service requirements. See Sections 5-14C and 5-16B or C for information on connecting input power. Rated Peak...

  • Page 22: Dimensions, Weights And Base Mounting Hole Layout

    A complete Parts List is available at www.MillerWelds.com 4-3. Dimensions, Weights And Base Mounting Hole Layout Overall dimensions (A, B, and C) include lifting eye, handles, hardware, etc. A. Welding Power Source Dimensions 24-3/4 in. (654 mm) − 34-5/8 in. (879 mm) − 350 Amp Models 700 Amp Models 13-3/4 in.

  • Page 23: Environmental Specifications

    1 2014-07 D. Information On Electromagnetic Compatibility (EMC) (Dynasty 700) This Class A equipment is not intended for use in residential locations where the electrical power is provided by the public low−...

  • Page 24: Duty Cycle And Overheating

    A complete Parts List is available at www.MillerWelds.com G. China EEP Hazardous Substance Information   ‡ China EEP Hazardous Substance Information Ö Hazardous Substance Component Name × (if applicable) PBDE Ö Brass and Copper Parts Coupling Devices Switching Devices Ö...

  • Page 25: Volt-Ampere Curves

    Maxstar 350 DC 215139-A 50 100 150 200 250 300 350 400 Stick Max AC Amperes DIG Max Stick Min DIG Max Dynasty 700 AC TIG Max TIG Min 224527-A 50 100 150 200 250 300 350 400 Stick Max TIG Min...

  • Page 26: Section 5 − Installation

    A complete Parts List is available at www.MillerWelds.com SECTION 5 − INSTALLATION 5-1. Selecting A Location Movement Do not move or operate unit where it could tip. Location And Airflow Special installation may be required where gasoline or volatile liquids are present − see NEC Article 511 or CEC Section 20.

  • Page 27: Weld Output Terminals And Selecting Cable Sizes

    ****For distances longer than 100 ft (30 m) and up to 200 ft (60 m), use direct current (DC) output only. For distances longer than those shown in this guide, call a factory applications rep. at 920-735-4505 (Miller) or 1-800-332-3281 (Hobart).

  • Page 28: Remote 14 Receptacle Information (Used Without Automation Connection)

    A complete Parts List is available at www.MillerWelds.com 5-4. Remote 14 Receptacle Information (Used Without Automation Connection) Socket* Socket Information Contactor control, 15 volts DC. 15 VOLTS DC Contact closure to A completes 15 volts DC contactor control circuit, and enables out- C L N put.

  • Page 29: Automation Connection (For 28-Pin Receptacle If Present)

    A complete Parts List is available at www.MillerWelds.com 5-5. Automation Connection (For 28-Pin Receptacle If Present) A. Basic Automation Mode Use this mode when only the basic functions of the automation board are required. These functions include Start/Stop, Valid Arc Indication, Gas Control, High Frequency Arc Start Disable, and Remote Memory Select. The welding power source functions as a standard unit.
  • Page 30 A complete Parts List is available at www.MillerWelds.com Continued from previous page Section A. Output +10 volts DC = with respect to pin 11 for use with an external potentiometer to vary the signal into pin 17 (Pin C of 14 pin) Input High Frequency Arc Start Disable = Disables the arc starter from being activated when connected to pin 8.
  • Page 31 A complete Parts List is available at www.MillerWelds.com Continued from previous page Section B. Output Arc Length Control Lockout Reference = Paired with Pin 13. Connect to user’s external voltage supply common (See Section 5-7 for typical application). Input Memory Select = Used to select between memory numbers. Used in conjunction with pin 10 and 16.(See Sections 4-15 and 5-14.) Input Memory Select = Used to select between memory numbers.

  • Page 32: Remote Memory Select Inputs (For 28-Pin Receptacle If Present)

    A complete Parts List is available at www.MillerWelds.com Continued from previous page Section C. Output Control Reference for pins 5 and 6. Output Welders Chassis = Earth ground. Connected only if common potentials are needed between user equipment and the welder.

  • Page 33: Typical Automation Application For Valid Arc Length Control Lockout And Final Slope Indication

    Receptacle RC2 supplies 115 V 10 A of single-phase power. RC2 is a designated use re- ceptacle intended only for sup- plying AC power to a Miller-ap- proved cooler. Supplementary Protector CB1 CB1 protects cooler receptacle from overload. If circuit breaker opens, the receptacle does not work.

  • Page 34: Gas Connections

    A complete Parts List is available at www.MillerWelds.com 5-9. Gas Connections Gas Fitting Fittings have 5/8-18 right-hand threads. Cylinder Valve Open valve slightly so gas flow blows dirt from valve. Close valve. Regulator/Flowmeter Flow Adjust Typical flow rate is 15 cfh (cubic feet per hour).

  • Page 35: Cooler Connections

    Cart and cooler are optional equip- ment. AC Cooler Receptacle RC2 RC2 is a designated use re- ceptacle intended only for sup- plying AC power to a Miller-ap- proved cooler. 115 VAC Cord Provides 115 VAC to power cooler. Electrode Weld Output Terminal (−Weld Output...

  • Page 36: Dynasty Stick Connections

    A complete Parts List is available at www.MillerWelds.com 5-12. Dynasty Stick Connections Turn off power before making connections. Connections shown are for Dynas- ty models. Work Weld Output Terminal Connect work lead to work weld output terminal. Electrode Weld Output Terminal Connect electrode holder to electrode weld output terminal.

  • Page 37: Electrical Service Guide

    A complete Parts List is available at www.MillerWelds.com Elec Serv 2015−05 5-14. Electrical Service Guide A. Dynasty 350 Models Actual input voltage should not be 10% less than minimum (5% for 380 volt CE models) and/or 10% more than maximum input voltages listed in table.
  • Page 38 A complete Parts List is available at www.MillerWelds.com B. Maxstar 350 Models Actual input voltage should not be 10% less than minimum (5% for 380 volt CE models) and/or 10% more than maximum input voltages listed in table. If actual input voltage is outside this range, output may not be be available. NOTICE −...
  • Page 39 A complete Parts List is available at www.MillerWelds.com C. Dynasty 700 Models Actual input voltage should not be 10% less than minimum (5% for 380 volt CE models) and/or 10% more than maximum input voltages listed in table. If actual input voltage is outside this range, output may not be be available.
  • Page 40 A complete Parts List is available at www.MillerWelds.com D. Maxstar 700 Models Actual input voltage should not be 10% less than minimum (5% for 380 volt CE models) and/or 10% more than maximum input voltages listed in table. If actual input voltage is outside this range, output may not be be available. NOTICE −...

  • Page 41: Connecting Input Power For 350 Models

    A complete Parts List is available at www.MillerWelds.com 5-15. Connecting Input Power For 350 Models A. Connecting Three-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 = GND/PE Earth Ground conductors from unit.
  • Page 42 A complete Parts List is available at www.MillerWelds.com B. Connecting Single-Phase Input Power Installation must meet all National and Local Codes − have only quali- fied persons make this installation. Disconnect and lockout/tagout input power before connecting input conductors from unit. Follow established procedures regarding the installation and removal of lockout/tagout devices.

  • Page 43: Connecting Input Power For 700 Models

    A complete Parts List is available at www.MillerWelds.com 5-16. Connecting Input Power For 700 Models A. Connecting Three-Phase Input Power For Maxstar 700 Models Installation must meet all National and Lo- cal Codes − have only qualified persons make this installation. Disconnect and lockout/tagout input power before connecting input conduc- tors from unit.
  • Page 44 A complete Parts List is available at www.MillerWelds.com B. Connecting Three-Phase Input Power For Dynasty 700 Models Installation must meet all National and Lo- cal Codes − have only qualified persons make this installation. Disconnect and lockout/tagout input power before connecting input conduc- tors from unit.
  • Page 45 A complete Parts List is available at www.MillerWelds.com C. Connecting Single-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 lockout/tagout devices.

  • Page 46: Section 6 − Operation

    A complete Parts List is available at www.MillerWelds.com SECTION 6 − OPERATION 6-1. Controls Polarity And AC Waveshape Controls 226868-B / Ref. 803901-A Are Available On Dynasty Models Only. Rear Panel Polarity Control (Dynasty Only) 10 AC Waveshape (Dynasty Only) For all front panel switch pad controls: See Section 6-5.

  • Page 47: Encoder Control

    A complete Parts List is available at www.MillerWelds.com 6-2. Encoder Control Encoder Control Use control in conjunction with ap- plicable front panel function switch pad to set values for that function. 6-3. Amperage Control A (Amperage Control) Encoder Control Ammeter See Section 6-14 for Amperage control range.

  • Page 48: Process Control

    A complete Parts List is available at www.MillerWelds.com 6-6. Process Control Process Control Press switch pad until desired pro- cess LED is illuminated: TIG HF Impulse - is a pulsed HF (see Section 6-7) arc starting meth- od that can be used with either AC or DC TIG welding.

  • Page 49: Output Control

    A complete Parts List is available at www.MillerWelds.com 6-8. Output Control Output Control NOTE: If an On/Off type trigger is used, it Mini Logic control See Sections 7-4C, must be a maintained switch. All Sequenc- D, E, or F) Press switch pad until desired parameter er functions become active, and must be LED is illuminated.

  • Page 50: Pulser Control

    A complete Parts List is available at www.MillerWelds.com 6-9. Pulser Control Pulser Control Pulsing is available while using the TIG process. Con- trols can be adjusted while welding. Press switch pad to enable pulser. ON - When illuminated, this LED indicates the pulser is Press switch pad until desired parameter LED is illumi- nated.

  • Page 51: Sequencer Controls

    A complete Parts List is available at www.MillerWelds.com 6-10. Sequencer Controls Sequencer Control Sequencing is available while using the TIG process, but is disabled if a remote foot or finger current control is connected to the Remote recep- tacle while in the RMT STD mode. Press switch pad until desired pa- rameter LED is illuminated.

  • Page 52: Gas/Dig Controls (Preflow/Post Flow/Dig/Purge)

    A complete Parts List is available at www.MillerWelds.com 6-11. Gas/DIG Controls (Preflow/Post Flow/DIG/Purge) Gas/DIG Controls Press switch pad until desired function LED is illuminated. Encoder Control (Set Value) Ammeter (Displays Value) See Section 6-14 for all Adjust parameter ranges. Voltmeter Displays word abbreviations of selected parameters.

  • Page 53: Ac Waveshape (Dynasty Models Only)

    A complete Parts List is available at www.MillerWelds.com 6-12. AC Waveshape (Dynasty Models Only) AC Waveshape Control Press switch pad until desired function LED is illuminated. Encoder Control (Set Value) Ammeter (Displays Value) See Section 6-14 for all AC Waveshape param- eter ranges.

  • Page 54: Memory (Program Storage Locations 1-9)

    A complete Parts List is available at www.MillerWelds.com 6-13. Memory (Program Storage Locations 1-9) Memory (Program Storage 1-9) Switch Pad Polarity Switch Pad (Dynasty Only) Process Switch Pad To create, change, or recall a welding parameters program, proceed as follows: First, press Memory switch pad until the desired program storage loca- tion (1-9) is displayed.

  • Page 55: Factory Parameter Defaults And Range And Resolution For 350 Models

    A complete Parts List is available at www.MillerWelds.com 6-14. Factory Parameter Defaults And Range And Resolution For 350 Models Parameter Default Range And Resolution MEMORY 1−9 (DYNASTY ONLY) POLARITY AC / DC PROCESS TIG HF Impulse TIG HF Impulse / TIG Lift / Stick OUTPUT RMT STD RMT STD / RMT 2T / ON...

  • Page 56: Factory Parameter Defaults And Range And Resolution For 700 Models

    A complete Parts List is available at www.MillerWelds.com Factory Parameter Defaults And Range And Resolution For 350 Models (Continued) *TIG Start parameters for each program (1-9) *Tungsten .094 GEN, .020, .040, .062, .094, .125, .156, .187 ***Polarity (DYNASTY ONLY) EP / EN ***Amperage 60 A 3 −...
  • Page 57 A complete Parts List is available at www.MillerWelds.com Factory Parameter Defaults And Range And Resolution For 700 Models (Continued) SEQUENCER INITIAL A 20 A 5 − 700 Amps **Initial Time 0.0 − 25.0 Seconds INITIAL SLOPE t 0.0 − 50.0 Seconds FINAL SLOPE t 0.0 −...

  • Page 58: Resetting Unit To Factory Default Settings

    A complete Parts List is available at www.MillerWelds.com 6-16. Resetting Unit To Factory Default Settings Process Switch Pad Output Switch Pad Gas/DIG Switch Pad Power Switch To reset the active memory, polarity, and process to original factory set- tings, lockout feature must be off (see Section 7-10).

  • Page 59: Arc Timer/Counter Display

    A complete Parts List is available at www.MillerWelds.com 6-18. Arc Timer/Counter Display 1234 Hour Rear Panel Output And Amperage Controls Arc Timer Display Arc Counter Power Switch After 5 seconds, the arc count will be dis- The arc time will be displayed for 5 seconds played for the next 5 seconds as To display the arc timer/counter, turn power as [0-9999][Hours] then [0-59][Mins].

  • Page 60: Section 7 − Advanced Functions

    A complete Parts List is available at www.MillerWelds.com SECTION 7 − ADVANCED FUNCTIONS 7-1. Accessing Advanced Functions Amperage Switch Pad Momentary, or 4T Modified. • Stick Stuck Check Selection (See Sec- tion 7-9) − With Stick Stuck Check on and Gas/Dig •...

  • Page 61: Programmable Tig Start Parameters

    A complete Parts List is available at www.MillerWelds.com 7-2. Programmable TIG Start Parameters Each memory and polarity selection has their own programmable parameters. Tungsten Selection Current (A) TUNG .094 Preset Amperage Minimum Start Time Start Slope Time Amperage Switch Pad (1/16 in.), .094 (3/32 in.), or .125 (1/8 in.), for AC and DC (to select polarity see Sec- .156 (5/32 in.), .187 (3/16 in.), [.250 (1/4 in.)
  • Page 62 A complete Parts List is available at www.MillerWelds.com Changing Programmable TIG Start Polarity (Dynasty Models Only) Current (A) Start Polarity Amperage Switch Pad lows: justed (see Section 6-14) by turning the En- coder control. Encoder Control Press Amperage switch pad until the cur- Amps Meter rent Start Polarity, (SEL] [E−] or [SEL] [EP] To change Start Amperage, proceed to...
  • Page 63 A complete Parts List is available at www.MillerWelds.com E. Changing Programmable Start Time Current (A) TIME 10m Start Time Amperage Switch Pad ceed as follows: turning the Encoder control (see Section 6-14). Encoder Control Press Amperage switch pad until the cur- Amps Meter rent Start Time is displayed in milliseconds To change Start Slope Time, proceed to...

  • Page 64: Programmable Tig Start Parameters For Models With Advanced Automation Capabilities

    A complete Parts List is available at www.MillerWelds.com 7-3. Programmable TIG Start Parameters For Models With Advanced Automation Capabilities OFF/ON (Start Amperage And Time) For Models W/Advanced Automation Capabilities Current (A) STAT OFF Start Time When pin 25 of the 28-pin automation con- mation receptacle where EP (electrode Preset Advanced Automation TIG Start nection receptacle (see Section 5-5) is se-...

  • Page 65: Output Control And Trigger Functions

    A complete Parts List is available at www.MillerWelds.com C. Changing Programmable Start Time For Models With Advanced Automation Capabilities Current (A) TIME Start Time Amperage Switch Pad To adjust Programmable Start Time pro- Start Time is displayed in milliseconds on ceed as follows: the amps meter, and can be adjusted by Encoder Control...
  • Page 66 A complete Parts List is available at www.MillerWelds.com 3T Specific Trigger Method Current (A) = 3T Remote Trigger Operation Preflow Initial Amps / Initial Slope Main Amps Final Slope /Final Amps Postflow * Arc can be extinguished at any time by pressing and releasing both initial and final switches, or by lifting the torch and breaking the arc. 3T (Specific Trigger Operation) Operation: C.
  • Page 67 A complete Parts List is available at www.MillerWelds.com E. Mini Logic Operation Mini Logic Meter Display Encoder Control To select Mini Logic, turn Encoder control. Torch trigger operation is as shown. Mini Logic Mini logic allows the operator to toggle between ini- tial slope or main amps and initial amps.
  • Page 68 A complete Parts List is available at www.MillerWelds.com G. 4T Modified Specific Trigger Method 4T Modified (Specific Trigger Operation) RMT 4Tm Encoder Control 4TModified To select 4T Modified, turn Encoder control. Torch trigger operation is as shown. Current (A) When a remote switch is connected to the welding power source, use the remote Torch Trigger Operation switch to control the weld cycle.

  • Page 69: Ac Waveshape Selection (Dynasty Models Only)

    A complete Parts List is available at www.MillerWelds.com 7-5. AC Waveshape Selection (Dynasty Models Only) Soft = Soft Squarewave = Advanced Squarewave = Sine wave = Triangular wave Memory Switch Pad triangle wave [TRI]. Application: Use advance squarewave when a more focused arc is required for Each memory location can select any of better directional control.

  • Page 70: Stick Open-Circuit Voltage (Ocv) Selection

    A complete Parts List is available at www.MillerWelds.com 7-8. Stick Open-Circuit Voltage (OCV) Selection Encoder Control played on the meters. Application: For most Stick applications use low open-circuit voltage. Use normal When Stick low OCV is selected, open-cir- Meter Display open-circuit voltage for hard to start Stick cuit voltage is between 9 and 14 volts.
  • Page 71 A complete Parts List is available at www.MillerWelds.com B. Lockout Levels Levels 1, 2, And 3 Use Encoder Control To Adjust Amperage ±10% Of Preset Value. Indicates which functions are available for the corresponding lockout level. Level 4 C L N When parameter change or selection is lim- 10% of preset amperage value, up to the Before activating lockout levels, be...

  • Page 72: Pulse Welding Display Options

    A complete Parts List is available at www.MillerWelds.com 7-11. Pulse Welding Display Options METR Encoder Control voltage and amperage. While pulse weld- [AVG] ing in AC TIG, meter display may not be Ammeter Parameters Select Display Amperage preset displays average am- stable, and are for reference only.

  • Page 73: Section 8 − Maintenance And Troubleshooting

    A complete Parts List is available at www.MillerWelds.com SECTION 8 − MAINTENANCE AND TROUBLESHOOTING 8-1. Routine Maintenance Disconnect power before maintaining. A. Welding Power Source n = Check Z = Change ~ = Clean Δ = Repair l = Replace * To be done by Factory Authorized Service Agent Every Months...

  • Page 74: Blowing Out Inside Of Unit

    A complete Parts List is available at www.MillerWelds.com 8-2. Blowing Out Inside of Unit Do not remove case when blowing out inside of unit. To blow out unit, direct airflow through front and back louvers as shown. 803900-B 8-3. Coolant Maintenance Disconnect input power be- fore maintaining.

  • Page 75: Troubleshooting

    A complete Parts List is available at www.MillerWelds.com 8-4. Troubleshooting A. Voltmeter/Ammeter And Cooler Help Displays HELP w Help 32 Display w Help 20 Display All directions are in reference to the Indicates a short or open in the thermal front of the unit.

  • Page 76: Section 9 − Parts List

    A complete Parts List is available at www.MillerWelds.com B. Troubleshooting Table Trouble Remedy No weld output; unit completely Place line disconnect switch in On position (see Section 5-15). inoperative. Check and replace line fuse(s), if necessary, or reset circuit breaker (see Section 5-15). Check for proper input power connections (see Section 5-15).

  • Page 77: Section 10 − Electrical Diagram

    SECTION 10 − ELECTRICAL DIAGRAM Figure 10-1. Circuit Diagram For Dynasty 350 Models 243 217-D OM-216869 Page 69...
  • Page 78 Figure 10-2. Circuit Diagram For Maxstar 350 Models 243 215-D OM-216869 Page 70...
  • Page 79 243 218-D Figure 10-3. Circuit Diagram For Dynasty 700 Models (Part 1 of 2) OM-216869 Page 71...
  • Page 80 243 218-D Figure 10-4. Circuit Diagram For Dynasty 700 Models (Part 2 of 2) OM-216869 Page 72...
  • Page 81 243 216-D Figure 10-5. Circuit Diagram For Maxstar 700 Models (Part 1 of 2) OM-216869 Page 73...
  • Page 82 243 216-D Figure 10-6. Circuit Diagram For Maxstar 700 Models (Part 2 of 2) OM-216869 Page 74...
  • Page 83 228 525-D Figure 10-7. Circuit Diagram For Cooler OM-216869 Page 75...

  • Page 84: Section 11 − High Frequency

    SECTION 11 − HIGH FREQUENCY 11-1. Welding Processes Requiring High Frequency High-Frequency Voltage TIG − helps arc jump air gap between torch and workpiece and/ or stabilize the arc. Work high_freq 5/10 − S-0693 11-2. Installation Showing Possible Sources Of HF Interference Weld Zone 11, 12 50 ft...

  • Page 85: Recommended Installation To Reduce Hf Interference

    11-3. Recommended Installation To Reduce HF Interference Weld Zone 50 ft (15 m) 50 ft (15 m) Ground all metal ob- jects and all wiring in welding zone using #12 AWG wire. Ground workpiece if required by Nonmetal codes. Building Best Practices Followed Metal Building Ref.

  • Page 86: Inverter Machines

    SECTION 12 − SELECTING AND PREPARING A TUNGSTEN FOR DC OR AC WELDING WITH INVERTER MACHINES gtaw_Inverter_2013-10 Whenever possible and practical, use DC weld output instead of AC weld output. 12-1. Selecting Tungsten Electrode ( Wear Clean Gloves To Prevent Contamination Of Tungsten Not all tungsten electrode manufacturers use the same colors to identify tungsten type.
  • Page 87 Effective January 1, 2017 (Equipment with a serial number preface of MH or newer) This limited warranty supersedes all previous Miller warranties and is exclusive with no other guarantees or warranties expressed or implied. Warranty Questions? LIMITED WARRANTY − Subject to the terms and conditions below, 6 Months —...
  • Page 88 Contact the Delivering Carrier to: File a claim for loss or damage during shipment. For assistance in filing or settling claims, contact your distributor and/or equipment manufacturer’s Transportation Department. © ORIGINAL INSTRUCTIONS − PRINTED IN USA 2017 Miller Electric Mfg. Co. 2017−01...

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