Assessments - 2, GPA: 3
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However, your overall safety can be increased by proper installation...and thoughtful operation on your part. DO NOT INSTALL, OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING THIS MANUAL AND THE SAFETY PRECAUTIONS CONTAINED THROUGHOUT. And, most importantly, think before you act and be careful. OPERATOR’S MANUAL Model numbers K2252-1 & K2252-2 Copyright © 2006 Lincoln Global Inc. World's Leader in Welding and Cutting Products Sales and Service through Subsidiaries and Distibutors Worldwide Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: Table of Contents Safety Considerations Installation ............................................................................... Section A Technical Specifications.....................................................................................1 Support Equipment Required.............................................................................1 Coolant Recommendations................................................................................1 Gun Lead Connections ......................................................................................1 Operation.................................................................................Section B General ..............................................................................................................2 Controls and Settings.........................................................................................2 Drive Roll and Idler Rolls....................................................................................3 Accessories .............................................................................Section C Optional Kits.......................................................................................................4 Conduits.............................................................................................................4 Snake Skins.......................................................................................................4 Contact Tips.......................................................................................................5 Gas Cups...........................................................................................................5 Maintenance............................................................................Section D Periodic Maintenance.........................................................................................6 Maintenance Tools.............................................................................................6 Recommended Spare Parts List........................................................................6 Troubleshooting.......................................................................Section E Troubleshooting Guide.......................................................................................8 Testing The Gun.................................................................................................8 Appendices..............................................................................Section F Diagrams / Parts List..........................................................................................9 Mechanical.......................................................................................................10 Electrical...........................................................................................................15 Safety Warnings Warranty CobraMAX™ Owner's Manual Declaration of Conformity for European Community (CE) Products Note This information is provided for units with CE certification (see rating label on unit). Manufacturer’s Name: MK Products, Inc. 16882 Armstrong Ave. Irvine, CA 92606 Declares that the product: CobraMAX™ conforms to the following Directives and Standards: Directives Low Voltage Directive: 73/23/EEC Electromagnetic Compatibility (EMC) Directive: 89/336/EEC Standards Arc Welding Equipment Part I: Welding Power Sources: IEC 60974-1 (September 1998 - Second Edition) Arc Welding Equipment: Wirefeed Systems: IEC 974-5 (September 1997 - Draft Revision) Degrees of Protection Provided by Enclosures (IP Code): IEC 529:1989 (November 1989 - First Edition) Insulation Coordination For Equipment With Low-Voltage Systems: Part I: Principles, Requirements and Tests: IEC 664-1: 1992 (October 1992 - First Edition) Electromagnetic Compatibility, (EMC): EN 50199 (August 1995) Torches And Guns For Arc Welding, EN 50078 CobraMAX™ Owner's Manual CobraMAX™ Owner's Manual -Page i ii ii SAFETY ELECTRIC SHOCK can kill. 3.a. The electrode and work (or ground) circuits are electrically “hot” when the welder is on. Do not touch these “hot” parts with your bareskin or wet clothing. Wear dry, hole-free gloves to insulate hands. 3.b. Insulate yourself from work and ground using dry insulation. Make certain the insulation is large enough to cover your fullarea of physical contact with work and ground. I...