Miller Invision 456P Owner's Manual
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Miller Invision 456P Owner's Manual

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Invision 456P And
R
XMT 456 CC/CV
(230/460 And 575 Volt Models)
OM-2232
2005−10
Processes
Processes
Invision 456P:
MIG (GMAW) and Pulsed MIG
(GMAW-P) Welding
Flux Cored (FCAW) Welding
XMT 456 CC/CV:
Multiprocess Welding
Description
Invision 456P:
XMT 456 CC/CV:
R
File: MIG (GMAW)
202 221J

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  • Page 1 MIG (GMAW) and Pulsed MIG (GMAW-P) Welding Flux Cored (FCAW) Welding XMT 456 CC/CV: Multiprocess Welding Description Invision 456P: XMT 456 CC/CV: Invision 456P And XMT 456 CC/CV (230/460 And 575 Volt Models) File: MIG (GMAW) Visit our website at 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

    ........... 4-2. Mode and Voltage Control For Invision 456P .

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

    SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som _3/05 Y Warning: Protect yourself and others from injury — read and follow these precautions. 1-1. Symbol Usage Means Warning! Watch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols.
  • Page 6 ARC RAYS can burn eyes and skin. BUILDUP OF GAS can injure or kill. D Shut off shielding gas supply when not in use. Arc rays from the welding process produce intense visible and invisible (ultraviolet and infrared) rays D Always ventilate confined spaces or use that can burn eyes and skin.

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

    D Read Owner’s Manual before using or servic- support unit. ing unit. D If using lift forks to move unit, be sure forks are D Use only genuine Miller/Hobart replacement long enough to extend beyond opposite side of parts. unit.

  • Page 8: Principal Safety Standards

    1-5. Principal Safety Standards Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1, Boulevard, Rexdale, Ontario, Canada (phone: from Global Engineering Documents (phone: 1-877-413-5184, website: 800−463−6727 or in Toronto 416−747−4044, website: www.csa−in- www.global.ihs.com). ternational.org). Practice For Occupational And Educational Eye And Face Protection, Recommended Safe Practices for the Preparation for Welding and Cut- ANSI Standard Z87.1, from American National Standards Institute, 11 ting of Containers and Piping, American Welding Society Standard...

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

    SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION som _3/05 Y Avertissement : se protéger et protéger les autres contre le risque de blessure — lire et respecter ces consignes. 2-1. Symboles utilisés Symbole graphique d’avertissement ! Attention ! Cette pro- cédure comporte des risques possibles ! Les dangers éven- tuels sont représentés par les symboles graphiques joints.
  • Page 10 LES RAYONS D’ARC peuvent entraî- ACCUMULATIONS ner des brûlures aux yeux et à la peau. risquent de provoquer des blessures ou même la mort. Le rayonnement de l’arc du procédé de soudage génère des rayons visibles et invisibles intenses D Fermer l’alimentation du gaz protecteur en cas (ultraviolets et infrarouges) susceptibles de provo- de non-utilisation.

  • Page 11: Autres Symboles Relatifs À L'installation, Au Fonctionnement Et À L'entretien De L'appareil

    D Utiliser un équipement de levage de capacité D Utiliser uniquement des pièces de rechange suffisante pour lever l’appareil. Miller/Hobart. D En utilisant des fourches de levage pour déplacer l’unité, s’assu- rer que les fourches sont suffisamment longues pour dépasser du côté...

  • Page 12: Principales Normes De Sécurité

    2-5. Principales normes de sécurité Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1, Boulevard, Rexdale, Ontario, Canada M9W 1R3 (téléphone : de Global Engineering Documents (téléphone : 1-877-413-5184, site In- 800-463-6727 ou à Toronto 416-747-4044, site Internet ternet : www.global.ihs.com). www.csa-international.org).

  • Page 13: Section 3 − Installation

    SECTION 3 − INSTALLATION NOTE Unless otherwise noted, the Invision 456P is shown throughout this manual. When information does not apply to both models, the applicable model is specified. 3-1. Specifications Amperage Maximum Amperes Input At Rated Range Open- Load Output 60 Hz,...

  • Page 14: Volt-Ampere Curves

    3-3. Volt-Ampere Curves Volt-ampere curves show minimum and maximum voltage and amper- Invision 456P and XMT 456 (CV Only) age output capabilities of unit. Curves of other settings fall be- tween curves shown. XMT 456 (CC Only) va_curve1 4/95 − SA-181 561 / SA-181 562 3-4.

  • Page 15: Selecting A Location

    3-5. Selecting a Location Y Do not move or operate Movement Tipping unit where it could tip. Lifting Forks Location Use lifting forks to move unit. Extend forks beyond opposite side of unit. Lifting Handles Use handles to lift unit. Hand Cart Use cart or similar device to move unit.

  • Page 16: Weld Output Terminals And Selecting Cable Sizes

    3-6. Weld Output Terminals And Selecting Cable Sizes Y ARC WELDING can cause Electromagnetic Interference. To reduce possible interference, keep weld cables as short as possible, close together, and down low, such as on the floor. Locate welding operation 100 meters from any sensitive electronic equipment. Be sure this welding machine is installed and grounded according to this manual.

  • Page 17: Connecting Weld Output Cables

    3-7. Connecting Weld Output Cables Do not place anything between weld cable terminal and copper bar. Tools Needed: 3/4 in (19 mm) 803 778-A Correct Installation Incorrect Installation Y Turn off power before connecting to Weld Output Terminal minal. Slide weld cable terminal onto weld weld output terminals.

  • Page 18: 115 Volts Ac Duplex Receptacle And Circuit Breakers

    3-9. 115 Volts AC Duplex Receptacle And Circuit Breakers 115 V 10 A AC Receptacle Power is shared between duplex receptacle and Remote 14 recep- tacle (see Section 3-8). Circuit Breaker CB1 Circuit Breaker CB2 CB1 protects duplex receptacle and 115 volts ac portion of Remote 14 receptacle from overload.

  • Page 19: Selecting Input Voltage (230/460 Volt Models Only)

    3-11. Selecting Input Voltage (230/460 Volt Models Only) Y Turn Off welding power source, disconnect input power, and check voltage on input capacitors according Section before proceeding. Be sure to reinstall all four screws Check input voltage available at securing relinking board in place. site.

  • Page 20: Connecting Input Power

    3-12. Connecting Input Power Y Turn Off welding power source, and check voltage on input capacitors according to Sections 5-3 or 5-4, as ap- plicable, before proceeding. Strain Relief Connector Clamp Obtain and install proper connector. Input And Grounding Conductors Contactor W1 Select size and length using Sec- tion 3-10.

  • Page 21: Section 4 − Operation

    Remote On/Off Receptacle (An Option switch. Ammeter (see Section 4-3) On 230/460 Volt Models) ST-180 311-C 4-2. Mode and Voltage Control For Invision 456P Remote 14 Receptacle Mode Control The unit defaults to standard MIG mode. When a suitable external...

  • Page 22: Meter Functions For Invision 456P

    4-3. Meter Functions For Invision 456P NOTE The meters display the actual weld output values for approximately three seconds after the arc is broken. Mode Meter Reading At Idle Meter Reading While Welding 24.5 24.5 Preset Volts Blank Actual Volts...

  • Page 23: Meter Functions For Xmt 456 Cc/Cv

    4-5. Meter Functions For XMT 456 CC/CV NOTE The meters display the actual weld output values for approximately three seconds after the arc is broken. Mode Meter Reading At Idle Meter Reading While Welding Scratch 80.0 10.3 Start TIG Actual Volts (OCV) Preset Amps Actual Volts Actual Amps...

  • Page 24: Lift-Arc Tig Procedure For Xmt 456 Cc/Cv

    4-7. Lift-Arc TIG Procedure For XMT 456 CC/CV With Mode switch in the Lift-Arc TIG position, start an arc as follows: TIG Electrode Workpiece Touch tungsten electrode to work- piece at weld start point, hold electrode to workpiece for 1-2 seconds, and slowly lift electrode.

  • Page 25: Section 5 − Maintenance And Troubleshooting

    SECTION 5 − MAINTENANCE AND TROUBLESHOOTING 5-1. Routine Maintenance Maintain more often Y Disconnect power during severe conditions. before maintaining. 3 Months Replace Repair or Replace damaged or replace cracked unreadable cracked torch body. label. cables. Repair or replace cracked cables and cords.

  • Page 26: Removing Right Side Panel And Measuring Input Capacitor Voltage In 230/460 Volt Models

    5-3. Removing Right Side Panel and Measuring Input Capacitor Voltage In 230/460 Volt Models Turn Off welding power source, and Y Significant DC voltage can remain on capacitors af- disconnect input power. ter unit is Off. Always check the voltage as shown Right Side Panel to be sure the input capacitors have discharged be- fore working on unit.

  • Page 27: Removing Right Side Panel And Measuring Input Capacitor Voltage In 575 Volt Models

    5-4. Removing Right Side Panel and Measuring Input Capacitor Voltage in 575 Volt Models Turn Off welding power source, and Y Significant DC voltage can remain on capacitors af- disconnect input power. ter unit is Off. Always check the voltage as shown Right Side Panel to be sure the input capacitors have discharged be- fore working on unit.

  • Page 28: Voltmeter/Ammeter Help Displays

    5-5. Voltmeter/Ammeter Help Displays HE.L P−0 HE.L P−5 HE.L P−1 HE.L P−6 HE.L P−2 HE.L P−7 HE.L P−3 HE.L P−8 HE.L P−4 HE.L P−9 fan to cool it (see Section 3-2). Operation will Help 7 Display All directions are in reference to the front continue when the unit has cooled.

  • Page 29: Troubleshooting

    5-6. Troubleshooting Trouble Remedy No weld output; unit completely in- Place line disconnect switch in On position (see Section 3-12). operative. Check and replace line fuse(s), if necessary, or reset circuit breaker (see Section 3-12). Check for proper input power connections (see Section 3-12). No weld output;...

  • Page 30: Section 6 − Electrical Diagram

    SECTION 6 − ELECTRICAL DIAGRAM Figure 6-1. Circuit Diagram For Welding Power Sources (230/460 Volt Models) OM-2232 Page 26...
  • Page 31 Ref. 181 412-E OM-2232 Page 27...
  • Page 32 Figure 6-2. Circuit Diagram For Welding Power Sources (575 Volt Models) OM-2232 Page 28...
  • Page 33 186 987-B OM-2232 Page 29...

  • Page 34: Section 7 − Parts List

    SECTION 7 − PARTS LIST Hardware is common and not available unless listed. 51 50 801 715-H Figure 7-1. Complete Assembly OM-2232 Page 30...
  • Page 35 Item Dia. Part Mkgs. Description Quantity Figure 7-1. Complete Assembly ....187 234 . . . Cover, Top ........... .
  • Page 36 Item Dia. Part Mkgs. Description Quantity Figure 7-1. Complete Assembly (Continued) ... . . 220 644 . . . Circuit Card Assembly, Front Panel (XMT 456) .....
  • Page 37 Notes OM-2232 Page 33...
  • Page 38 Notes OM-2232 Page 34...
  • Page 39 Effective January 1, 2005 (Equipment with a serial number preface of “LF” or newer) This limited warranty supersedes all previous Miller warranties and is exclusive with no other Warranty Questions? guarantees or warranties expressed or implied. Call LIMITED WARRANTY − Subject to the terms and conditions Induction Heating Coils and Blankets below, Miller Electric Mfg.

  • Page 40: Options And Accessories

    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. © PRINTED IN USA 2005 Miller Electric Mfg. Co. 10/05...

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Xmt 456 cc/cv

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