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Miller Electric OM-2241 manual

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Table of contents for the manual

  • Page 1

    Visit our website at www.MillerWelds.com OM-2241 209 815E November 2004 Processes Description Gas Metal Arc (MIG) W elding Arc Welding Power Source Air Carbon Arc Cutting and Gouging Delta-Fab Flux Cored (FCA W ) W elding[...]

  • 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 catalog sheets. T o locate your nearest distributor or service agency call 1-800-4-A-Miller , or visit us at www .MillerW eld[...]

  • 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 . . . . . . . [...]

  • Page 4

    Notes[...]

  • Page 5

    OM-2241 Page 1 SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som _8/03 1-1. Symbol Usage Means W arning! W atch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Y Marks a special safety message. . Means “Note”; not safety related. This group of symbols means W arning! Watch Out[...]

  • Page 6

    OM-2241 Page 2 Arc rays from the welding process produce intense visible and invisible (ultraviolet and infrared) rays that can burn eyes and skin. Sparks fly off from the weld. ARC RA YS can burn eyes and skin. D Wear a welding helmet fitted with a proper shade of filter to protect your face and eyes when welding or watching (see ANSI Z49.1 and Z8[...]

  • Page 7

    OM-2241 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. F [...]

  • Page 8

    OM-2241 Page 4 1-5. Principal Safety Standards Safety i n W elding, Cutting, and Allied Processes, ANSI Standard Z49.1, from American W elding Society , 550 N.W . LeJeune Rd, Miami FL 33126 (phone: 305-443-9353, website: www .aws.org). Recommended Safe Practices for the Preparation for W elding and Cut- ting of Containers and Piping , American Weld[...]

  • Page 9

    OM-2241 Page 5 SECTION 2 − CONSIGNES DE SÉCURITÉ − À LIRE A V ANT UTILISA TION som_fre 8/03 2-1. Signification des symboles Signifie « Mise en garde. Faire preuve de vigilance. » Cette procédure présente des risques identifiés par les symboles adjacents aux directives. Y Identifie un message de sécurité particulier . . Signifie « NOT[...]

  • Page 10

    OM-2241 Page 6 Le rayonnement de l’arc génère des rayons visibles et invisibles intenses (ultraviolets et infrarouges) suscep- tibles de causer des brûlures oculaires et cutanées. Des étincelles sont projetées pendant le soudage. LES RA YONS DE L ’ARC peuvent c au- ser des brûlures oculaires et cuta- nées. D Porter u n masque de soudage[...]

  • Page 11

    OM-2241 Page 7 2-3. Autres symboles relatifs à l’installation, au fonctionnement et à l’entretien de l’appareil. Risque D’INCENDIE OU D’EXPLO- SION D Ne pas placer l’appareil sur une surface inflam- mable, ni au−dessus ou à proximité d’elle. D Ne pas installer l’appareil à proximité de produits inflammables. D Ne pas surchar[...]

  • Page 12

    OM-2241 Page 8 2-4. Principales normes de sécurité Safety in W elding, Cutting, and Allied Processes, norme ANSI Z49.1, de l’American W elding Society , 550 N. W . LeJeune Rd, Miami FL 33126 (téléphone : (305) 443−9353, site Web : www .aws.org). Recommended Safe Practices for the Preparation for W elding and Cut- ting of Containers and Pipi[...]

  • Page 13

    OM-2241 Page 9 SECTION 3 − INST ALLA TION 3-1. Specifications V oltage Range Amperes Input at Rated Load Output, 60 Hz, Three-Phase Rated Welding Outpu t V oltage Range DC Max OCV DC 230 V 460 V 575 V KV A KW 375 A @ 35 V olts DC, 100% Duty Cycle 10 − 45 45 69 4* 34.5 2* 27.5 1.6* 27.5 1.61* 17.5 0.46* *While idling 3-2. Duty Cycle And Overheat[...]

  • Page 14

    OM-2241 Page 10 3-3. V olt-Ampere Curves V olt-ampere curves show mini- mum and maximum voltage and amperage output capabilities o f unit. Curves of other settings fall be- tween curves shown. 209 81 1 0 10 20 30 40 50 60 0 100 200 300 400 500 600 700 800 DC Amperes DC V olts MAX MIN[...]

  • Page 15

    OM-2241 Page 1 1 3-4. 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 (Non CE Models Only) Use rating label to determine input power needs. Label located under front access door . 4 Plate Label (CE Models Only) Label l[...]

  • Page 16

    OM-2241 Page 12 3-6. Dimensions And W eights Dimensions Dimensions A A 30 in (762 mm) including lift eye B 23 in (585 mm) B C C 30-1/2 in (775 mm) including strain relief F D 27-1/2 in (699 mm) F G H 4 Holes E 3/4 in (19 mm) 4 Holes F 21-1/8 in (537 mm) D G 1-1/8 in (29 mm) D H 7/16 in (1 1 mm) Dia W eight E 801 530 381 lb (173 kg) 3-7. 1 15 V AC R[...]

  • Page 17

    OM-2241 Page 13 3-8. W eld Output T erminals And 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) Y T urn off power before connecting t o weld out- put terminals. Y Do not use worn, dam- aged, undersized, or p[...]

  • Page 18

    OM-2241 Page 14 3-9. Remote 14 Receptacle RC8 Ref. 800 166-D Y T urn off power before con- necting to receptacle. 1 Remote 14 Receptacle RC8 Connect feeder to RC8. AJ B K I C L NH D M G E F 1 3-10. Remote 14 Receptacle RC8 Information Socket Information 24 VOL TS AC A 24 volts ac. Protected by circuit breaker CB2. 24 VOL TS AC B Contact closure to [...]

  • Page 19

    OM-2241 Page 15 3-1 1. Electrical Service Guide Input V oltage 230 460 575 Input Amperes At Rated Output 69 34.5 27.5 Max Recommended Standard Fuse Rating In Amperes 1 Time-Delay 2 80 40 30 Normal Operating 3 100 50 40 Min Input Conductor Size In A WG 4 4 8 10 Max Recommended Input Conductor Length In Feet (Meters) 237 (72) 422 (129) 444 (135) Min [...]

  • Page 20

    OM-2241 Page 16 3-13. Connecting Input Power 800 103-C / Ref. 801 1 16-A 3/8 in 3/8 in T ools Nee d e d : Y Installation must meet all National an d Local Codes − have only quali- fied persons make this installation. Y Disconnect and lockout/tagout in- put power before connecting input conductors from unit. Y Make input power connections to the w[...]

  • Page 21

    OM-2241 Page 17 SECTION 4 − OPERA TION 4-1. Controls 209 383 3 1 V oltage Meter 2 Amperage Meter V oltmeter and ammeter display actual output voltage and amperage. 3 Power Switch With Indicator Light 4 High T emperature Shutdown Light Y W eld output studs are energized by controls on the wirefeeder . Y T urn Off power before connecting re- mote d[...]

  • Page 22

    OM-2241 Page 18 5-2. Fuse F1 Ref. 800 101-C Y Disconnect input power be- fore opening rear access door . 1 Fuse Holder Cover 2 Fuse F1 (See Parts List For Rating) Fuse F 1 protects control transform- er from overload. If F1 opens, weld output and fan motor stops. Re- place F1. Close and secure access door . T ools Needed: 3/8 in 2 1 T urn Pull Out [...]

  • Page 23

    OM-2241 Page 19 5-4. T roubleshooting T able T rouble Remedy No weld output; unit completely inoperative. Place line disconnect switch in On position (see Section 3-13 ). Check fuse F1, and replace if necessary (see Section 5-2). Check and replace line fuse(s), if necessary , or reset circuit breaker (see Section 3-13 ). Check for proper input powe[...]

  • Page 24

    OM-2241 Page 20 SECTION 6 − ELECTRICAL DIAGRAM 218 521-A Figure 6-1. Circuit Diagram[...]

  • Page 25

    OM-2241 Page 21 Notes[...]

  • Page 26

    OM-2241 Page 22 SECTION 7 − PARTS LIST . Hardware is common and not available unless listed. 803 388-B 34 22 1 3 4 2 6 7 8 5 9 10 11 12 13 17 15 14 16 19 20 21 22 3 4 23 32 26 27 28 25 24 33 18 29 Figure 7-1 Main Assembly[...]

  • Page 27

    OM-2241 Page 23 Description Part No. Dia. Mkgs. Item No. Quanti ty Figure 7-1 Main Assembly 1 +179 430 P ANEL, side 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 179 429 COVER, top 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Page 28

    OM-2241 Page 24 Figure 7-2 Panel, Front w/Components (Fig 7-1 Item 33) Description Part No. Dia. Mkgs. Item No. Quanti ty 1 159 863 ELECTRONICS BOX 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 PC1 209 627 CIRCUIT CARD, control (60Hz) 1 . . . . . . . . . . . . . . .[...]

  • Page 29

    OM-2241 Page 25 Figure 7-2 Panel, Front w/Components (Fig 7-1 Item 33) (continued) Description Part No. Dia. Mkgs. Item No. Quant ity 14 +172 587 COVER, stud output 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 160 935 CLIP , spring 3 . . . . . . . . . . . . . . . [...]

  • Page 30

    OM-2241 Page 26 Description Part No. Dia. Mkgs. Item No. Figure 7-4 Panel, Rear w/Components (Fig 7-1 Item 19) Quanti ty 1 173 283 CHAMBER, plenum 14 in 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 180 165 BLADE, fan 14 in 3wg 28deg .375 bore CCW 1 . . . . . . . . . . . . [...]

  • Page 31

    Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. miller_warr 6/04 Y o ur 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 expertise [...]

  • Page 32

    PRINTED IN USA  2004 Miller Electric Mfg. Co. 1/04 Miller Elect ric Mfg. Co. An I l li noi s T ool Works Company 1635 W es t Spencer St reet Applet on, W I 5 4914 USA International He adquarte rs− USA USA Phone: 920-735-4505 Auto-A t t ended USA & C anada F A X: 920-735-4134 Int ernational F A X : 9 20-735-4125 European Headqua rt ers − [...]