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OM-1078 142 862N 2009−10 Processes MIG (GMAW) Welding Description Weld Control For Spoolmatic Gun WC−115A Visit our website at www.MillerWelds.com...
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We know you don’t have time to do it any other way. That’s why when Niels Miller first started building arc welders in 1929, he made sure his products offered long-lasting value and superior quality.
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TABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING ....... . . 1-1.
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SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som _2009−08 Protect yourself and others from injury — read and follow these precautions. 1-1. Symbol Usage DANGER! − Indicates a hazardous situation which, if Indicates special instructions. not avoided, will result in death or serious injury. The possible hazards are shown in the adjoining symbols or explained in the text.
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D Remove stick electrode from holder or cut off welding wire at FUMES AND GASES can be hazardous. contact tip when not in use. D Wear oil-free protective garments such as leather gloves, heavy Welding produces fumes and gases. Breathing shirt, cuffless trousers, high shoes, and a cap.
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1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. MOVING PARTS can injure. D Do not install or place unit on, over, or near D Keep away from moving parts such as fans. combustible surfaces. D Keep all doors, panels, covers, and guards D Do not install unit near flammables.
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1-4. California Proposition 65 Warnings For Gasoline Engines: Welding or cutting equipment produces fumes or gases which contain chemicals known to the State of California to Engine exhaust contains chemicals known to the State of cause birth defects and, in some cases, cancer. (California California to cause cancer, birth defects, or other reproduc- Health &...
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SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION fre_som_2009−08 Se protéger et protéger les autres contre le risque de blessure — lire et respecter ces consignes. 2-1. Symboles utilisés DANGER! − Indique une situation dangereuse qui si on Indique des instructions spécifiques.
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Il reste une TENSION DC NON NÉGLIGEABLE dans D Porter des vêtements confectionnés avec des matières résistan- tes et ignifuges (cuir, coton lourd ou laine) et des bottes de les sources de soudage onduleur UNE FOIS protection. l’alimentation coupée. LE SOUDAGE peut provoquer un D Arrêter les convertisseurs, débrancher le courant électrique et incendie ou une explosion.
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ACCUMULATIONS LES BOUTEILLES peuvent exploser risquent de provoquer des blessures si elles sont endommagées. ou même la mort. Des bouteilles de gaz protecteur contiennent du gaz sous haute pression. Si une bouteille est endom- D Fermer l’alimentation du gaz protecteur en cas magée, elle peut exploser.
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Les PIÈCES MOBILES peuvent RAYONNEMENT HAUTE causer des blessures. FRÉQUENCE (H.F.) risque provoquer des interférences. D Ne pas s’approcher des organes mobiles. D Ne pas s’approcher des points de coincement D Le rayonnement haute fréquence (H.F.) peut tels que des rouleaux de commande. provoquer des interférences avec les équi- pements de radio−navigation et de com- munication, les services de sécurité...
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2-5. Principales normes de sécurité Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1, 25 West 43rd Street, New York, NY 10036 (téléphone : 212-642-4900, de Global Engineering Documents (téléphone : 1-877-413-5184, site site Internet : www.ansi.org). Internet : www.global.ihs.com). Standard for Fire Prevention During Welding, Cutting, and Other Hot Safe Practices for the Preparation of Containers and Piping for Welding Work, NFPA Standard 51B, de National Fire Protection Association,...
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**Weld cable size (AWG) is based on either a 4 volts or less drop or a current density of at least 300 circular mils per ampere. ( ) = mm for metric use ***For distances longer than those shown in this guide, call a factory applications rep. at 920-735-4505 (Miller) or 1-800-332-3281 (Hobart) Ref. S-0007-G 2009−08 OM-1078 Page 11...
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3-4. Gun/Feeder Connections Gun Control Receptacle Weld Power Grommet Regulator/Flowmeter Gas Fitting Left Side Wrapper Off Tools Needed: 5/8, 3/4 in. Ref. 149 966-C / Ref. 149 549-B / Ref. S-0621-C OM-1078 Page 12...
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3-5. Installing Voltage Sensing Lead And Motor Start Control Adjustment Center Baffle Circuit Board PC1 Jumper Plug Receptacle RC3 Internal (INT) and external (EXT) INT. EXT. are stamped on PC1 just above RC3. Unit is shipped with jumper plug in internal (INT) position. To install voltage sensing lead, proceed as follows: Front...
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3-6. Weld Cable Connections Grommet Positive (+) Weld Output Terminal On Welding Power Source Reed Switch Weld Cable (Customer Supplied) Weld Cable Terminal Weld Power Cable From Gun/Feeder Weld Power Grommet Route weld cable and weld power cable as shown. Be sure lug on weld cable terminal and lug on Front Panel Rear View...
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3-8. Optional Connections For Input Power From Welding Power Source Input Power Cord And Plug PLG4 Cut plug off. Individual Leads Strip a small amount of insulation from cord and from each of the three leads. Pins (Part No. 134 731, Not Supplied) Crimp a supplied pin to each of the three leads.
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3-9. Contact Closure Connections A. 14-Pin Plug Information For Standard Contact Closure Connections Pin* Pin Information Contact output signal. Input control to energize weld contactor. Contact closure to A completes 24 volts AC contactor control circuit. *The remaining pins are not used. B.
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C. Optional Contact Closure Connections For Welding Power Sources Requiring Contact Closure Contact Closure Interconnecting Cord 14-Pin Plug PLG5 Cut plug off. Twistlock Plug (Part No. 039618 Or Hubbell 7102-CM4 Or Equivalent) Install customer-supplied twistlock plug onto contact closure interconnecting cord. Polarity is not important.
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3-10. Typical MIG Connections And Settings Using Weld Control And Spoolgun Typical Settings For 4043 (.035) Tools Needed: Aluminum On 1/8 in. Material: 3/4 in. Note Coarse Range and Weld Process switch settings. Work Connect to unused contactor terminal. Plug and sensing lead not used in this application.
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SECTION 4 − OPERATION 4-1. 115 Volt Model Controls Run-In Speed Control Use control to select welding wire speed before arc initiation. After arc initiation, the wire feed speed is controlled by the Wire Speed control on the gun/feeder. Power Switch Use switch to turn unit On and Off.
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5-1. Overload Protection If fuse F1 opens, the weld control shuts down. To check or change F1, proceed as follows: Fuse Holder Cover Fuse (See Parts List For Fuse Size) Push And Turn Pull Out And Push And Turn Replace F1 Ref.
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SECTION 7 − PARTS LIST Hardware is common and not available unless listed. 143 328-K Figure 7-1. Complete Assembly Of WC-115A OM-1078 Page 22...
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Part Mkgs. Description Quantity Figure 7-1. Complete Assembly Of WC-115A ....126 415 Clamp, Saddle ..........
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Notes SOCKET/WRENCH SELECTION TABLE SOCKET/WRENCH SELECTION TABLE (U.S. STANDARD) (METRIC) Specifications Socket or Wrench Size Specifications Socket or Wrench Size U.S. Bolt Decimal Bolt Bolt Decimal Bolt Diameter Equivalent Diameter Equivalent 1/4 in .250 in 3/8 in 7/16 in 6 mm .2362 in 10 mm 10 mm...
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Effective January 1, 2009 (Equipment with a serial number preface of LK or newer) This limited warranty supersedes all previous Miller warranties and is exclusive with no other Warranty Questions? guarantees or warranties expressed or implied. LIMITED WARRANTY − Subject to the terms and conditions...