Miller Electric OM-2241 Owner's Manual

Arc welding power source

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Delta-Fab
OM-2241
209 815E
November 2004
Processes
Gas Metal Arc (MIG) Welding
Flux Cored (FCAW) Welding
Air Carbon Arc Cutting
and Gouging
Description
Arc Welding Power Source

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Summary of Contents for Miller Electric OM-2241

  • Page 1 Visit our website at www.MillerWelds.com OM-2241 November 2004 Processes Description Arc Welding Power Source Delta-Fab 209 815E Gas Metal Arc (MIG) Welding Flux Cored (FCAW) Welding Air Carbon Arc Cutting and Gouging...
  • Page 2 ISO 9001:2000 Quality System Standard. particular model are also provided. 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.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1-1. Symbol Usage ............... . 1-2.
  • Page 4 Notes...
  • Page 5: Section 1 − Safety Precautions - Read Before Using

    The coatings and any metals containing these elements can give off toxic fumes if welded. som _8/03 OM-2241 Page 1...
  • Page 6 D Do not use welder to thaw frozen pipes. D Remove stick electrode from holder or cut off welding wire at contact tip when not in use.
  • Page 7: Additional Symbols For Installation, Operation, And Maintenance

    California to cause cancer, birth defects, or other reproductive harm. For Diesel Engines: Y Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. OM-2241 Page 3...
  • Page 8: Principal Safety Standards

    Until the final conclusions of the research are reached, you may wish to minimize your exposure to electromagnetic fields when welding or cutting. To reduce magnetic fields in the workplace, use the following procedures: OM-2241 Page 4 Boulevard, Rexdale, Ontario, Canada 800−463−6727 or in Toronto 416−747−4044, website: www.csa−in- ternational.org).
  • Page 9: Section 2 − Consignes De Sécurité − À Lire Avant Utilisation

    été enlevé dans la zone de soudage, que l’endroit soit bien venti- lé, et si nécessaire, porter un respirateur à adduction d’air. Les revêtements et tous les métaux renfermant ces éléments peuvent dé- gager des fumées toxiques lorsqu’on les soude. som_fre 8/03 OM-2241 Page 5...
  • Page 10 Pendant leur refroidissement, les soudures risquent de projeter du laitier. D Porter des lunettes de sécurité à écrans latéraux agréés, même sous le masque de soudage. OM-2241 Page 6 LES ACCUMULATIONS DE GAZ peu- vent causer des blessures ou même la mort.
  • Page 11: Autres Symboles Relatifs À L'installation, Au Fonctionnement Et À L'entretien De L'appareil

    D Porteurs de stimulateur cardiaque, restez à dis- tance. D Les porteurs d’un stimulateur cardiaque doivent d’abord consulter leur médecin avant de s’appro- cher des opérations de soudage à l’arc, de gou- geage ou de soudage par points. OM-2241 Page 7...
  • Page 12: Principales Normes De Sécurité

    En attendant les conclusions finales de la re- cherche, il serait souhaitable de réduire l’exposition aux champs électromagnétiques pendant le soudage ou le coupage. OM-2241 Page 8 Rexdale, Rexdale (Ontario) Canada M9W 1R3 (téléphone : (800) 463−6727 ou à Toronto : (416) 747−4044, site Web : www.csa−interna- tional.org).
  • Page 13: Section 3 − Installation

    If unit overheats, thermostat(s) opens, output stops, and cooling fan runs. Wait fifteen minutes for unit to cool. Reduce amperage or duty cycle before welding. Y Exceeding duty cycle can damage unit void warranty. 209 810 OM-2241 Page 9...
  • Page 14: Volt-Ampere Curves

    3-3. Volt-Ampere Curves OM-2241 Page 10 DC Amperes Volt-ampere curves show mini- mum and maximum voltage and amperage output capabilities of unit. Curves of other settings fall be- tween curves shown. 209 811...
  • Page 15: Selecting A Location

    (460 mm) Y Special installation may be required where gasoline or volatile liquids are present − see NEC Article 511 or CEC Section 20. Ref. 800 453-A Y Be careful when placing or moving unit over uneven surfaces. OM-2241 Page 11...
  • Page 16: Dimensions And Weights

    3-6. Dimensions And Weights 3-7. 115 VAC Receptacle And Circuit Breakers OM-2241 Page 12 4 Holes 4 Holes 801 530 Dimensions Dimensions 30 in (762 mm) including lift eye 23 in (585 mm) 30-1/2 in (775 mm) including strain relief...
  • Page 17: Weld Output Terminals And Selecting Cable Sizes

    10 − 100% Duty Cycle 2-2/0 2-2/0 2-3/0 2-2/0 2-3/0 2-3/0 2-2/0 2-3/0 2-4/0 2-2/0 2-3/0 2-4/0 3-3/0 2-3/0 2-4/0 3-3/0 3-4/0 2-4/0 3-3/0 3-4/0 3-4/0 OM-2241 Page 13 400 ft (120 m) 2-2/0 2-3/0 2-4/0 2-4/0 3-3/0 3-4/0 4-4/0 S-0007-E...
  • Page 18: Remote 14 Receptacle Rc8

    REMOTE POWER ON/OFF REMOTE POWER ON/OFF REMOTE VOLTAGE SENSING REMOTE VOLTAGE SENSING * Not Used OM-2241 Page 14 C L N Socket 24 volts ac. Protected by circuit breaker CB2. Contact closure to A completes 24 volts ac contactor control circuit.
  • Page 19: Electrical Service Guide

    Check label − only one is on unit. Jumper Links Move jumper links to match input voltage. Close and secure access door, or go on to Section 3-13. 575 VOLTS Ref. S-174 973-A Do not overtighten jumper link nuts. Ref. 800 103-A OM-2241 Page 15...
  • Page 20: Connecting Input Power

    3-13. Connecting Input Power L1 (U) L2 (V) L3 (W) Tools Needed: 3/8 in 3/8 in OM-2241 Page 16 = GND/PE Earth Ground IMPORTANT Input Contactor GND/ PE Earth Ground Y Installation must meet all National and Local Codes − have only quali- fied persons make this installation.
  • Page 21: Section 4 − Operation

    Power Switch With Indicator Light High Temperature Shutdown Light Repair or replace cracked weld cable. 209 383 Y Weld output studs are energized by controls on the wirefeeder. Y Turn Off power before connecting re- mote device. Clean tighten weld terminals. OM-2241 Page 17...
  • Page 22: Fuse F1

    When contact tip is shorted and sticks to workpiece, the unit output falls to a safe operating level. To resume operation, release gun trigger, turn Off unit, and remove contact tip from workpiece. Check contact tip and replace if damaged. Turn On unit to continue operation. OM-2241 Page 18 Turn Pull Out And Replace Fuse...
  • Page 23: Troubleshooting Table

    No 24 volts ac output at Remote 14 re- Reset circuit breaker CB2 (see Section 3-7). ceptacle. Fan not operating. Check for and remove anything blocking fan movement. Have Factory Authorized Service Agent check fan motor. Remedy OM-2241 Page 19...
  • Page 24: Section 6 − Electrical Diagram

    SECTION 6 − ELECTRICAL DIAGRAM 218 521-A Figure 6-1. Circuit Diagram OM-2241 Page 20...
  • Page 25 Notes OM-2241 Page 21...
  • Page 26: Section 7 − Parts List

    SECTION 7 − PARTS LIST Hardware is common and not available unless listed. 803 388-B Figure 7-1 Main Assembly OM-2241 Page 22...
  • Page 27 ............OM-2241 Page 23 Quantity...
  • Page 28 ... . . 217 865 Hardware is common and not available unless listed. OM-2241 Page 24 Description Figure 7-2 Panel, Front w/Components (Fig 7-1 Item 33) ELECTRONICS BOX ..........
  • Page 29 ............OM-2241 Page 25 Quantity...
  • Page 30 To maintain the factory original performance of your equipment, use only Manufacturer’s Suggested Replacement Parts. Model and serial number required when ordering parts from your local distributor. OM-2241 Page 26 Description Figure 7-4 Panel, Rear w/Components (Fig 7-1 Item 19) CHAMBER, plenum 14 in .
  • Page 31 Warranty Questions? Call LIMITED WARRANTY − Subject to the terms and conditions below, Miller Electric Mfg. Co., Appleton, Wisconsin, warrants to 1-800-4-A-MILLER its original retail purchaser that new Miller equipment sold after for your local the effective date of this limited warranty is free of defects in material and workmanship at the time it is shipped by Miller.
  • Page 32 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. 2004 Miller Electric Mfg. Co. 1/04 Miller Electric Mfg. Co. An Illinois Tool Works Company 1635 West Spencer Street Appleton, WI 54914 USA International Headquarters−USA...

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