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Manual Miller Electric 302

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  • Miller Electric 302 - page 1

    302, 452, 652 (60 Hz), 402, 602, 852 (50 Hz) Processes Description TIG (GT A W) W elding Stick (SMAW ) W elding OM-222 164 850AE 2007 − 07 Air Carbon Arc (CAC-A) Cutting and Gouging Flux Cored (FCA W ) W elding Arc Welding Power Source Gold Star Series  V isit our website at www.MillerWelds.com File: Stick (SMA W) ...

  • Miller Electric 302 - page 2

    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 .Mille ...

  • Miller Electric 302 - page 3

    T ABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2. Arc W elding Hazards 1 . . . . . . . ...

  • Miller Electric 302 - page 4

    dec_stat_6/05 Declaration of Conformity for European Community (CE) Products This information is provided for units with CE certification (see rating label on unit). NOTE Manufacturer : European Contact: Miller Electric Mg. Co. Mr . Danilo Fedolfi, 1635 W . Spencer St. Managing Director Appleton, WI 54914 USA ITW Welding Products Italy S.r .l. Phon ...

  • Miller Electric 302 - page 5

    OM-222 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 . The possible hazards are shown in the adjoining symbols or ...

  • Miller Electric 302 - page 6

    OM-222 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.  Keep your head out of the fumes. Do not breathe the fumes.  If inside, ventilate the area and/or use local forced ventilation at the arc to remove welding fumes and gases.  If ventilation is p ...

  • Miller Electric 302 - page 7

    OM-222 Page 3 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard.  Do not install or place unit on, over , or near combustible surfaces.  Do not install unit near flammables.  Do not overload building wiring − be sure power supply system is properly sized, rated, and protected to handle this uni ...

  • Miller Electric 302 - page 8

    OM-222 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 25249.5 et seq.) Battery posts, terminals and related accessories contain lead and lead ...

  • Miller Electric 302 - page 9

    OM-222 Page 1 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. 2-1. S ym bol es ut ilisés DANGER! − Indique une situation dangereuse qui si on l’évite pas peut donner la mort ou des blessures graves. ...

  • Miller Electric 302 - page 10

    OM-222 Page 2 Il reste une TENSION DC NON NÉGLIGEABLE dans les sources de soudage onduleur quand on a coupé l’alimentation.  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. DES PIÈCES CHAU ...

  • Miller Electric 302 - page 11

    OM-222 Page 3 LES ACCUMULA TIONS DE GAZ risquent de provoquer des blessures ou même la mort.  Fermer l’alimentation du gaz protecteur en cas de non-utilisation.  V eiller toujours à bien aérer les espaces confi- nés ou se servir d’un respirateur d’adduction d’air homologué. LES CHAMPS MAGNETIQUES peuv- ent affecter des implants m ...

  • Miller Electric 302 - page 12

    OM-222 Page 4 LES FILS DE SOUDAGE peuvent provoquer des blessures.  Ne pas appuyer sur la gâchette avant d’en avoir reçu l’instruction.  Ne pas diriger le pistolet vers soi, d’autres per- sonnes ou toute pièce mécanique en enga- geant le fil de soudage. DES ORGANES MOBILES peuvent provoquer des blessures.  S’abstenir de toucher ...

  • Miller Electric 302 - page 13

    OM-222 Page 5 2-5. P r inc i pa les n or m es de s éc 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 .global.ihs.com). Recommended Safe Practices for the Preparation for W elding and Cut- ting of Containers and Piping , American We ...

  • Miller Electric 302 - page 14

    OM-222 Page 6 ...

  • Miller Electric 302 - page 15

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 7 SECTION 3 − DEFINITIONS 3-1. General Precautionary Label W arning! Watch Out! There are possible hazards as shown by the symbols. 1 Electric shock from welding electrode or wiring can kill. 1.1 W ear dry insulating gloves. Do not touch electrode with bare hand. Do not w ...

  • Miller Electric 302 - page 16

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 8 3-2. Input Connection Label 1 W arning! W atch Out! There are possible hazards as shown by the symbols. 2 Electric shock from wiring can kill. 3 Disconnect input plug or power before working on machine. 4 Read the Owner ’s Manual before working on this machine. 5 Consul ...

  • Miller Electric 302 - page 17

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 9 3-5. Manufacturer ’ s Rating Labels For CE Products  Match label to one on unit. See Section 4-4. ...

  • Miller Electric 302 - page 18

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 10 3-6. Symbols And Definitions Some symbols are found only on CE products. Note A Amperes Amperage Control/ Panel Gas Tungsten Arc W elding (GT AW) Shielded Metal Arc W elding (SMAW) T emperature Do Not Switch While W elding Arc Force (DIG) Percent Output Circuit Breaker R ...

  • Miller Electric 302 - page 19

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 1 1 SECTION 4 − INST ALLA TION 4-1. Specifications Model Rated W elding Amp Range DC Maximum Open- Circuit IP Rating Amperes Input at Rated Load Output, 50 or 60 Hz, Three-Phase Model W elding Output R ange DC Ci rcu it V oltage DC R a ti ng 200 V 230 V 380 V 400 V 440 V ...

  • Miller Electric 302 - page 20

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 12 4-3. 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. B. 450 Amp Model C. 650 Amp Model A. 300 Amp Model va_curve1 − 4/95 − SA-171 221 / SA-171 2 ...

  • Miller Electric 302 - page 21

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 13 4-4. Selecting A Location 1 Lifting Eye 2 Lifting Forks Use lifting eye or lifting forks to move unit. If using lifting forks, extend forks beyond opposite side of unit. 3 Rating Label Location Use rating label to determine input power needs. Label located under front ac ...

  • Miller Electric 302 - page 22

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 14 4-5. Dimensions And Weights Dimensions 300 Amp Models 450 Amp Models 650 Amp Models A 30 in (762 mm) including lift eye 30 in (762 mm) including lift eye 30 in (762 mm) including lift eye B 23 in (585 mm) 23 in (585 mm) 23 in (585 mm) C 30-1/2 in (775 mm) including strai ...

  • Miller Electric 302 - page 23

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 15 4-6. Tipping ! Do not move or operate unit where it could tip. 4-7. 1 15 V AC Receptacle And Supplementary Protectors Ref. ST-800 101-D ! T urn Off power before connecting to receptacle. 1 1 15 V 15 A AC Receptacle RC9 Power is shared between RC9 a nd Remote 14 receptacl ...

  • Miller Electric 302 - page 24

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 16 4-9. Selecting Cable Sizes T otal Cable (Copper) Length In W eld Circuit Not Exceeding 100 ft (30 m) Or Less 150 ft (45 m) 200 ft (60 m) 250 ft (70 m) 300 ft (90 m) 350 ft (105 m) 400 ft (120 m) W elding Amperes 10 − 60% Duty Cycle 60 − 100% Duty Cycle 10 − 100% Du ...

  • Miller Electric 302 - page 25

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 17 4-1 1. Remote 14 Receptacle Information Socket Information 24 VOL TS AC A 24 volts ac. Protected by supplementary protector CB2. 24 VOL TS AC B Contact closure to A completes 24 volts ac contactor control circuit. C Command reference; 0 to +10 volts dc. REMOTE OUTPUT CON ...

  • Miller Electric 302 - page 26

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 18 4-13. Electrical Service Guide 60 Hertz Models 300 Amp Model 450 Amp Model 650 Amp Model Input V oltage 200 230 460 575 200 230 460 575 230 460 575 Input Amperes At Rated Output 70 61 31 25 102 89 45 36 124 62 50 Max Recommended Standard Fuse Rating In Amperes 1 T ime-De ...

  • Miller Electric 302 - page 27

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 19 4-14. Placing Jumper Links Ref. ST-800 103-A ! Disconnect and lockout/tag- out input power before installing or moving jumper links. Check input voltage available at site. 1 Jumper Link Label Check label − only one is on unit. 2 Jumper Links Move jumper links to match ...

  • Miller Electric 302 - page 28

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 20 4-15. Connecting Input Power 800 103-C / Ref. 801 1 16-A 3/8 in 3/8 in T ools Needed: ! 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 con ...

  • Miller Electric 302 - page 29

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 21 SECTION 5 − OPERA TION 5-1. Controls (Non CE Models) 1 Polarity Selector Switch (Optional On 50 Hz Models) T o change polarity on models not equipped with a Polarity Selector switch, reverse work and electrode cables at the weld output termi- nals (see Section 4-9). ! ...

  • Miller Electric 302 - page 30

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 22 5-2. Controls (CE Models) 1 Polarity Selector Switch (Optional On 50 Hz Models) T o change polarity on models not equipped with a Polarity Selector switch, reverse work and electrode cables at the weld output termi- nals (see Section 4-9 ). ! T urn Off Power before rever ...

  • Miller Electric 302 - page 31

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 23 SECTION 6 − MAINTENANCE AND TROUBLESHOOTING 6-1. Routine Maintenance ! Disconnect power before maintaining.  Maintain more often during severe conditions.  = Check  = Change  = Clean Δ = Repair  = Replace * T o be done by Factory Authorized Service Agen ...

  • Miller Electric 302 - page 32

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 24 6-3. T roubleshooting T rouble Remedy No weld output; unit completely inop- erative. Place line disconnect switch in On position (see Section 4-15 ). Check fuse F1, and replace if necessary (see Section 6-2). Check and replace line fuse(s), if necessary , or reset circui ...

  • Miller Electric 302 - page 33

     A complete Parts List is available at www .MillerW elds.com OM-222 Page 25 Notes ...

  • Miller Electric 302 - page 34

    OM-222 Page 26 SECTION 7 − ELECTRICAL DIAGRAM Figure 7-1. Circuit Diagram ...

  • Miller Electric 302 - page 35

    OM-222 Page 27 218 518-A ...

  • Miller Electric 302 - page 36

    OM-222 Page 28 SECTION 8 − P ARTS LIST A complete Parts List is available on-line at www .MillerWelds.com. NOTE 8-1. Recommended Spare Parts Description Part No. Dia. Mkgs. Recommended Spare Parts Quantity F1 156 065 FUSE, crtg .5A 600V time delay 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Miller Electric 302 - page 37

    Notes ...

  • Miller Electric 302 - page 38

    Notes ...

  • Miller Electric 302 - page 39

    Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. miller_warr 2007 − 01 Y ou r 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. Support Need fast answers to the tough welding questions? Contact your distributor . The exp ...

  • Miller Electric 302 - page 40

    PRINTED IN USA © 2007 Miller Electric Mfg. Co. 2007 − 01 Miller Elect ric Mfg. Co. An Illinois T ool W or ks Comp any 1635 West S pencer S treet Applet on, WI 5 4914 US A International He adquarte rs − USA USA Phone: 920-735-4505 Aut o-At tended USA & Canada F AX : 920-735-4134 Int ernati onal F A X: 9 20-735-4125 European Headqua rters ? ...

Manufacturer Miller Electric Category Welder

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All of them are important, but the most important information from the point of view of use of the device are in the user manual Miller Electric 302.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Miller Electric 302, service manual, brief instructions and user manuals Miller Electric 302. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Miller Electric 302.

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Miller Electric 302 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Miller Electric 302.

A complete Miller Electric manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Miller Electric 302 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Miller Electric 302, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Miller Electric 302, that we can find in the current document
3. Tips how to use the basic functions of the device Miller Electric 302 - which should help us in our first steps of using Miller Electric 302
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Miller Electric 302
5. FAQ - Frequently Asked Questions
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