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Operator's Manual
AutoPro 90S
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Date Purchased
Code: (ex: 10859)
Serial: (ex: U1060512345)
IM10442
| Issue D ate Sep-17
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Table of Contents
Related Manuals for Lincoln Electric MARQUETTE AutoPro 90S
Summary of Contents for Lincoln Electric MARQUETTE AutoPro 90S
- Page 1 Operator’s Manual AutoPro 90S Need Help? Call 1.888.935.3877 Register your machine: to talk to a Service Representative www.lincolnelectric.com/register Authorized Service and Distributor Locator: Hours of Operation: www.lincolnelectric.com/locator 8:00 AM to 6:00 PM (ET) Mon. thru Fri. Save for future reference After hours? Use “Ask the Experts”...
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Page 2: Safety Depends On You
THANK YOU FOR SELECTING A QUALITY PRODUCT BY KEEP YOUR HEAD OUT OF THE FUMES. DON’T get too close to the arc. LINCOLN ELEC TRIC. Use corrective lenses if necessary to stay a reasonable distance away from the arc. READ and obey the Safety Data PLEASE EXAMINE CARTON AND EQUIPMENT FOR Sheet (SDS) and the warning label DAMAGE IMMEDIATELY... - Page 3 W117.2-1974. A Free copy of “Arc Welding Safety” booklet E205 is available from the Lincoln Electric Company, 2.d. All welders should use the following procedures in order to 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199.
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Page 4: Electric Shock Can Kill
SAFETY ELECTRIC SHOCK ARC RAYS CAN BURN. CAN KILL. 3.a. The electrode and work (or ground) circuits are 4.a. Use a shield with the proper filter and cover plates to protect your electrically “hot” when the welder is on. Do eyes from sparks and the rays of the arc when welding or not touch these “hot”... - Page 5 SAFETY WELDING AND CUTTING CYLINDER MAY EXPLODE IF SPARKS CAN CAUSE DAMAGED. FIRE OR EXPLOSION. 7.a. Use only compressed gas cylinders containing the correct shielding gas for the process used 6.a. Remove fire hazards from the welding area. If and properly operating regulators designed for this is not possible, cover them to prevent the welding sparks the gas and pressure used.
- Page 6 AUTOPRO 90S TABLE OF CONTENTS...
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Page 7: Safety Precautions
AUTOPRO 90S INSTALLATION INSTALLATION WARNING SAFETY PRECAUTIONS K3290-2 - AutoPro 90S TECHNICAL SPECIFICATIONS - ELECTRIC SHOCK can kill. • Only qualified personnel should INPUT - SINGLE PHASE ONLY perform this installation. Input Voltages 60 Hz. Rated Input Current • Disconnect input power by removing plug from receptacle before working 120VAC ±... -
Page 8: Input Connections
AUTOPRO 90S INSTALLATION TAble A.1 INPUT CONNECTIONS Ground Connection BRANCH CIRCUITS 120V Input Output Current The frame of the welder must be grounded. A ground terminal marked with the symbol is located BRANCH 20% DUTY 10% DUTY PLUG RATING on the under panel for this purpose. See your local RATING CYCLE CYCLE... -
Page 9: General Description
AUTOPRO 90S OPERATION OPERATION GENERAL dESCRIPTION The AUTOPRO™ 90S is a 90 amp arc welding power source Read and understand this entire section before operating which utilizes single phase input power to produce constant your machine. current output. The welding response of this Inverter has been optimized for stick (SMAW) welding. -
Page 10: Rear Control Panel
AUTOPRO 90S OPERATION CONTROLS ANd OPERATIONAL FEATURES FRONT CONTROl PANel ReAR CONTROl PANel (See Figure B.1) (See Figure B.2) 1. Output Current Knob: Potentiometer used to set the output 6. Power Switch: It turns ON / OFF the input power to the current used during welding. -
Page 11: Arc-Welding Circuit
AUTOPRO 90S OPERATION ARC-WELdING CIRCUIT ELECTRIC ARC FIGuRe b.3 (See Figure B.3) (See Figure B.4) FIGuRe b.4 Action that takes place in the electric arc. Work Cable This figure closely resembles what is actually seen during Work Clamp Electrode Cable welding. -
Page 12: Making A Weld
AUTOPRO 90S OPERATION MAKING A WELd 6. The important thing to watch while welding is the puddle of molten metal right behind the arc. Do NOT watch the arc Insert the bare part of the electrode into the electrode holder jaws itself. - Page 13 AUTOPRO 90S ACCESSORIES OPTIONAL KITS AND ACCESSORIES Product Number DESCRIPTION...
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Page 14: Routine Maintenance
AUTOPRO 90S MAINTENANCE MAINTENANCE TROUBLESHOOTING WARNING WARNING HOW TO USE TROUBLESHOOTING GUIdE ELECTRIC SHOCK can kill. Service and Repair should only be performed by Lincoln • Turn the input power OFF at the welding Electric Factory Trained Personnel. Unauthorized repairs power source before installation or performed on this equipment may result in danger to the changing drive rolls and/or guides. -
Page 15: Welding Problems
AUTOPRO 90S TROUBLESHOOTING Observe all Safety Guidelines detailed throughout this manual PROBLEM POSSIBLE AREAS OF RECOMMENDED COURSE OF ACTION (SYMPTOMS) MISADJUSTMENT(S) WelDING PRObleMS Excessive spatter 1. Improper welding polarity. 1. Make sure the electrode holder is plugged into the positive “+” output terminal. 2. - Page 16 AUTOPRO 90S DIAGRAMS FRONT OF MACHINE REAR OF MACHINE...
- Page 18 WARNING Do not touch electrically live parts or Keep flammable materials away. Wear eye, ear and body protection. electrode with skin or wet clothing. Insulate yourself from work and AVISO DE ground. Spanish PRECAuCION No toque las partes o los electrodos Mantenga el material combustible Protéjase los ojos, los oídos y el bajo carga con la piel o ropa moja-...
- Page 19 WARNING Keep your head out of fumes. Turn power off before servicing. Do not operate with panel open or Use ventilation or exhaust to guards off. remove fumes from breathing zone. AVISO DE Spanish PRECAuCION Los humos fuera de la zona de res- Desconectar el cable de ali- No operar con panel abierto o piración.
- Page 20 Lincoln Electric for advice or information about their use of our products. We respond to our customers based on the best information in our possession at that time. Lincoln Electric is not in a position to warrant or guarantee such advice, and assumes no liability, with respect to such information or advice.