Instruction/ maintenance manual of the product 402 Miller Electric
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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.
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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 .
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 .
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.
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.
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.
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.
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.
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.
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.
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 .
OM-222 Page 6.
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.
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.
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.
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.
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 Amper.
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.
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.
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 3.
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.
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.
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.
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 2.
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.
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.
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).
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 ).
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.
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).
A complete Parts List is available at www .MillerW elds.com OM-222 Page 25 Notes.
OM-222 Page 26 SECTION 7 − ELECTRICAL DIAGRAM Figure 7-1. Circuit Diagram.
OM-222 Page 27 218 518-A.
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 .
Notes.
Notes.
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.
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 .
An important point after buying a device Miller Electric 402 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Miller Electric 402 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Miller Electric 402 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Miller Electric 402 you will learn all the available features of the product, as well as information on its operation. The information that you get Miller Electric 402 will certainly help you make a decision on the purchase.
If you already are a holder of Miller Electric 402, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Miller Electric 402.
However, one of the most important roles played by the user manual is to help in solving problems with Miller Electric 402. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Miller Electric 402 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
