Instruction/ maintenance manual of the product Invision 456MP Miller Electric
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OM-193 267R 2007 − 10 Processes Processes MIG (GMAW) and Pulsed MIG (GMA W -P) Welding Flux Cored (FCA W ) Welding Description Invision 456MP (230/460 And 575 V olt Models) R Stick (SMAW) W elding File: MIG (GMA W) V isit our website at www.MillerWelds.
Miller Electric manufactures a full line of welders and welding related equipment. For information on other quality Miller products, contact your local Miller distributor to receive the latest full line catalog or individual specification sheets. T o locate your nearest distributor or service agency call 1-800-4-A-Miller , or visit us at www .
T ABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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OM-193 267 Page 1 SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som _2007 − 04 7 Protect yourself and others from injury — read and follow these precautions. 1-1. Symbol Usage DANGER! − Indicates a hazardous situation which, if not avoided, will result in death or serious injury .
OM-193 267 Page 2 W elding produces fumes and gases. Breathing these fumes and gases can be hazardous to your health. FUMES AND GASES can be hazardous. D Keep your head out of the fumes. Do not breathe the fumes. D If inside, ventilate the area and/or use local forced ventilation at the arc to remove welding fumes and gases.
OM-193 267 Page 3 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. D Do not install or place unit on, over , or near combustible surfaces. D Do not install unit near flammables. D Do not overload building wiring − be sure power supply system is properly sized, rated, and protected to handle this unit.
OM-193 267 Page 4 1-4. California Proposition 65 W arnings W elding or cutting equipment produces fumes or gases which contain chemicals known to the State of California to cause birth defects and, in some cases, cancer . (California Health & Safety Code Section 25249.
OM-193 267 Page 5 SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE A V ANT UTILISA TION fre_som_2007 − 04 7 Se protéger et protéger les autres contre le risque de blessure — lire et respecter ces consignes.
OM-193 267 Page 6 Il reste une TENSION DC NON NÉGLIGEABLE dans les sources de soudage onduleur quand on a coupé l’alimentation. D Arrêter les convertisseurs, débrancher le courant électrique et décharger les condensateurs d’alimentation selon les instructions indiquées dans la partie Entretien avant de toucher les pièces.
OM-193 267 Page 7 LES ACCUMULA TIONS DE GAZ risquent de provoquer des blessures ou même la mort. D Fermer l’alimentation du gaz protecteur en cas de non-utilisation. D V eiller toujours à bien aérer les espaces confi- nés ou se servir d’un respirateur d’adduction d’air homologué.
OM-193 267 Page 8 LES FILS DE SOUDAGE peuvent provoquer des blessures. D Ne pas appuyer sur la gâchette avant d’en avoir reçu l’instruction. D Ne pas diriger le pistolet vers soi, d’autres per- sonnes ou toute pièce mécanique en enga- geant le fil de soudage.
OM-193 267 Page 9 2-5. P ri nc ipa le s no rm es de séc ur it é Safety i n W elding, Cutting, and Allied Processes, ANSI Standard Z49.1, de Global Engineering Documents (téléphone : 1-877-413-5184, site Internet : www .
OM-193 267 Page 10.
OM-193 267 Page 1 1 SECTION 3 − INST ALLA TION 3-1. Specifications Input Power Rated Welding Out p ut V oltage Ran g e Maximum Open- Circuit V oltage Amperes Input At Rated Load Output 60 Hz, Three-.
OM-193 267 Page 12 3-3. V olt-Ampere Curves V olt-ampere curves show mini- mum and maximum voltage and amperage output capabilities of unit. Curves of other settings fall be- tween curves shown. 181 562 / 216 408-A A. CV Mode B. CC Mode 3-4. Dimensions and W eight Hole Layout Dimensions A F A 14-21/64 in (363.
OM-193 267 Page 13 3-5. Selecting a Location loc_2 3/96 - Ref. 151 556 / 800 61 1 / 802 314 1 Lifting Forks Use lifting forks to move unit. Extend forks beyond opposite side of unit. 2 Lifting Handles Use handles to lift unit. 3 Hand Cart Use cart or similar device to move unit.
OM-193 267 Page 14 3-6. W eld Output T erminals and Selecting Cable Sizes ! ARC WELDING can cause Electromagnetic Interference. T o reduce possible interference, keep weld cables as short as possible, close together, and down low , such as on the floor .
OM-193 267 Page 15 3-7. Connecting Weld Output Cables 803 778-B ! T urn off power before connecting to weld output terminals. ! Failure to properly connect weld cables may cause excessive heat an d start a fire, or damage your ma- chine.
OM-193 267 Page 16 3-9. 1 15 V olts AC Duplex Receptacle and Circuit Breakers ST-801 524-B 1 1 15 V 10 A AC Receptacle Power is shared between duplex receptacle and Remote 14 recep- tacle (see Section 3-8). 2 Circuit Breaker CB1 3 Circuit Breaker CB2 CB1 protects duplex receptacle and 1 15 volts ac portion of Remote 14 receptacle from overload.
OM-193 267 Page 17 3-1 1. Selecting Input V oltage 802 314 / 802 315 ! T urn Off welding power source, disconnect input power , and check voltage on input capacitors accord- ing to Section 6-3 before proceeding. Check input voltage available at site. 1 V oltage Selection V iew Window Check voltage selected in unit.
OM-193 267 Page 18 3-12. Connecting Input Power 801 535-B / 801 822-A ! T urn Off welding power source, and check voltage on input capacitors accord- ing to Section 6-3 before proceeding. 1 Strain Relief Connector Clamp Obtain and install proper connector .
OM-193 267 Page 19 SECTION 4 − OPERA TION 4-1. Front Panel Controls 1 Power Switch . The fan motor is thermostatically controlled and only runs when cooling is needed. 2 V oltmeter (see Section 4-2) 3 Ammeter/T ri m Indicator (see Section 4-2 ) 4 Ammeter Light Lights when display beneath is indicating amperage.
OM-193 267 Page 20 4-2. Meter Functions . 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 W elding MIG Preset V olts Blank VA 24.5 Actual V olts Actual Amps VA 24.
OM-193 267 Page 21 4-3. Example Displays Amperage preset display for Stick welding mode. V oltage preset display for MIG welding mode. Display while welding. Preset trim display for Pulse welding mode. Preset pulses per second (PPS) display for Manual Pulse welding mode.
OM-193 267 Page 22 T urn Output Adjust control to set arc length to 36. > P r g 7 035 A l 4043 A r A dap t i v e 4-4. Synergic Controls and Overview Controls 1 Display 2 Parameter Select Push Button Press button to move > on display . The parameter indicated by > is selected.
OM-193 267 Page 23 4-5. Initial Display , Manual Pulse MIG Mode, MIG Mode, and Stick Mode 1 Software Program Number When power is applied, initial dis- play with software number appears momentarily , and then last program to be viewed before control was shut down appears.
OM-193 267 Page 24 4-6. Setup Screens T o access Setup screens: turn welding power source Of f, press and hold Select push button, turn unit On, and hold push button down until initial screen leaves. T o exit Setup screens, turn welding power source Off and then On again.
OM-193 267 Page 25 4-7. Choosing Pulse Programs and Setting Parameters > P r g 2 045 S t A r / C O 2 Ad a p t i v e Setting Arc Length: Arc length is adjusted with the Output Adjust control. Displayed preset Trim values (0 − 100) are for reference only .
OM-193 267 Page 26 4-8. How Manual Pulsed MIG W aveform Components Affect Arc and Burn-Off Rate.
OM-193 267 Page 27 SECTION 5 − PROGRAMS . Section 5-1 provides basic information on each of the fifteen programs in the unit’ s memory . See Section 5- 2 for more detailed information on each of the programs.
OM-193 267 Page 28 5-2. Programs Program 1 −− .035 ER70S − 3 Mild Steel −− Recommended Gases: Argon/CO 2 Gases: Argon/CO 2 mixes up to 10% CO 2 ; Argon/O 2 mixes up to 5% O 2 IPM T rim Peak Amp Background Amp Freq. Pulse Width Starting Amps 80 0 291 37 33 1.
OM-193 267 Page 29 Program 3 −− .052 ER70S − 3 Mild Steel −− Recommended Gases: Argon/CO 2 Gases: Argon/CO 2 mixes up to 10% CO 2 ; Argon/O 2 mixes up to 5% O 2 IPM T rim Peak Amp Background Amp Freq. Pulse Width Starting Amps 70 0 369 44 57 2.
OM-193 267 Page 30 Program 6 −− .045 309L Stainless Steel −− Recommended Gases: 98 Argon/2 CO 2 Alternative Gases: Argon/CO 2 mixes up to 10% CO 2 ; Argon/O 2 mixes up to 5% O 2 IPM T rim Peak Amp Background Amp Freq. Pulse Width Starting Amps 90 0 320 47 60 1.
OM-193 267 Page 31 Program 9 −− 1/16 .062 Aluminum 4043 −− Argon IPM T rim Peak Amp Background Amp Freq. Pulse Width Starting Amps 120 0 258 56 40 2.15 550 160 10 270 89 60 2.40 649 200 20 298 11 5 80 2.60 649 240 30 336 134 106 2.89 702 280 40 367 148 122 3.
OM-193 267 Page 32 Program 12 −− .062 Aluminum 5356 −− Argon IPM T rim Peak Amp Background Amp Freq. Pulse Width Starting Amps 180 0 291 82 50 2.25 652 220 10 312 98 62 2.38 663 260 20 338 120 77 2.55 705 300 30 362 136 90 2.69 723 340 40 383 148 100 2.
OM-193 267 Page 33 Program 15 −− .035 Silicon Bronze −− Argon IPM T rim Peak Amp Background Amp Freq. Pulse Width Starting Amps 120 0 280 37 42 1.30 501 183 10 331 54 57 1.40 540 246 20 371 68 72 1.50 582 309 30 402 77 93 1.60 610 372 40 421 87 108 1.
OM-193 267 Page 34 Program 18 −− .062 Metal Core −− Recommended Gases: Argon/CO 2 Gases: Argon/CO 2 mixes up to 20% CO 2 IPM T rim Peak Amp Background Amp Freq. Pulse Width Starting Amps 50 0 451 37 38 2.10 674 95 10 498 70 68 2.30 705 140 20 515 91 90 2.
OM-193 267 Page 35 SECTION 6 − MAINTENANCE AND TROUBLESHOOTING ! Disconnect power before maintaining. . Maintain more often during severe conditions. 6-1. Routine Maintenance 3 Months Replace damaged or unreadable label. Repair or replace cracked cables.
OM-193 267 Page 36 6-3. Removing Right Side Panel and Measuring Input Capacitor V oltage in 230/460 V olt Models Turn Of f welding power source, a nd disconnect input power .
OM-193 267 Page 37 6-4. Removing Right Side Panel and Measuring Input Capacitor V oltage in 575 V olt Models Turn Of f welding power source, a nd disconnect input power .
OM-193 267 Page 38 6-5. V oltmeter/Ammeter Help Displays . Al l directions are in reference to th e front of the unit. All circuitry referred to is located inside the unit. 1 Help 1 Display Indicates a malfunction in the pri- mary power circuit. If this display is shown, contact a Factory Autho- rized Service Agent.
OM-193 267 Page 39 6-6. Error Codes 1 Program CRC Error 2 Program Range Error If either error code appears, reset th e display to factory settings as fol- lows: Press Parameter Select push but- ton or turn welding power source Of f and back On. Change settings and continue.
OM-193 267 Page 40 SECTION 7 − ELECTRICAL DIAGRAM Figure 7-1. Circuit Diagram For W elding Power Source (230/460 V olt Models).
OM-193 267 Page 41 193 264-A.
OM-193 267 Page 42 Figure 7-2. Circuit Diagram For W elding Power Source (575 V olt Models).
OM-193 267 Page 43 206 318-A.
OM-193 267 Page 44 SECTION 8 − P ARTS LIST . Hardware is common and not available unless listed. 802 316-B Figure 8-1. Complete Assembly.
OM-193 267 Page 45 Description Part No. Dia. Mkgs. Item No. Figure 8-1. Complete Assembly Quantity 1 187 234 Cover , T o p 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-193 267 Page 46 Description Part No. Dia. Mkgs. Item No. Figure 8-1. Complete Assembly (Continued) Quantity 167 633 W asher , Shldr .612 Id X 1.060 Od X .062 T 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. miller_warr 2007 − 01 Y our distributor also gives you ... Service Y ou always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours.
PRINTED IN USA © 2007 Miller Electric Mfg. Co. 2007 − 01 Miller Elect ric Mfg. Co. An Illinois T ool Wor ks Comp any 1635 W es t Spenc er S treet Applet on, WI 54914 US A International He adquarter.
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