Summary of Contents for Lincoln Electric IDEALARC AC-1200
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RETURN TO MAIN MENU IM283-C ® IDEALARC AC- 1200 October, 2010 Single Phase Variable Voltage Power Source For Automatic AC Welding For use with machines having Code Numbers 10291C, 10292C, 10465 and 10466. Safety Depends on You Lincoln arc welding and cutting equipment is designed and built with safety in mind.
351040, Miami, Florida 33135 or CSA Standard W117.2-1974. A Free copy of “Arc Welding Safety” booklet E205 is available from the Lincoln Electric Company, 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199. bE SURE THAT ALL INSTALLATION, OPERATION, MAINTENANCE AND REPAIR PROCEDURES ARE PERFORMED ONLY bY QUALIFIED INDIVIDUALS.
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PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secousse électrique: a.
Installation...Section A Location ...A-1 Input Wiring ...A-1 Output Connections...A-1 a. Wire Feeder Connections ...A-1 Ratings: ...A-1 Connection of AC-1200 (with NL Option) to LAF or LT34 ...A-2 Connection of AC-1200 to NA-4 with Switch for ‘Current Control’ ...A-2 Connection of AC-1200 to NA-4 with rheostat for current control or LT-6...A-2 b.
LOCATION Install the welder in a dry location where there is free circu- lation of air in through the louvers in front and out through the louvers in the back of the case. A location which mini- mizes the amount of smoke and dirt drawn into the machine reduces the chance of dirt accumulation that can block air passages and cause overheating.
Connection of AC-1200 to NA-4 with rheostat for current control or LT-6. INSTALLATION Connection of AC-1200 to NA-4 with Switch for ‘Current Control’ IDEALARC® AC-1200 S 15667 4 18 75 S 15602 6 22 84H...
b. Output Studs Connect the work cables to the ‘To Work’ stud on the front of the Ac-1200. Connect the electrode cables to the ‘Min,’ ‘Med’ or ‘Max’ studs for the output desired. Actual current ranges for each stud are indicated on the name- plate above each stud.
SAFETY PRECAUTIONS Read and understand this entire section before oper- ating the machine. WARNING ELECTRIC SHOCK can kill. • Do not touch electrically live parts or electrode with skin or wet clothing. • Insulate yourself from work and ground. • Always wear dry insulating gloves.
SAFETY PRECAUTIONS WARNING ELECTRIC SHOCK can kill. • Have qualified personnel do the mainte- nance and troubleshooting work. • Turn the input power OFF at the disconnect switch or fuse box before working on this equipment. • Do not touch electrically live parts or electrode with skin or wet clothing.
HOW TO USE TROUbLESHOOTING GUIDE Service and Repair should only be performed by Lincoln Electric Factory Trained Personnel. Unauthorized repairs performed on this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty. For your safety and to avoid Electrical Shock, please observe all safety notes and precautions detailed throughout this manual.
Observe all Safety Guidelines detailed throughout this manual PRObLEMS (SYMPTOMS) Welder will not start. Welder will not weld (Contactors operating properly) Welder will not weld (Contactors not operating). Welder welds at min. only no control. If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
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PRObLEMS (SYMPTOMS) Welder welds at max. only no con- trol. Contacts chatter. If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. TROUbLESHOOTING POSSIbLE CAUSE...
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AC-1200 SCOTT CONNECTION DIAGRAM I f u s i n g t h e 9 0 1 . U s e a p h a s e m e t e r . 9 0 V A C 2 . U s e a n o s c i l l o s c o p e . t h e p h a s e s e q u e n c e u s e o n e o f t h e f o l l o w i n g m e t h o d s .
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DIAGRAMS AC-1200 SCOTT CONNECTION DIAGRAM IDEALARC® AC-1200...
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DIAGRAMS AC-1200 AND PARALLELED DC-1000’s IDEALARC® AC-1200...
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DIAGRAMS AC-1200 AND DC-1500’s IDEALARC® AC-1200...
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DIAGRAMS AC-1200 WIRING DIAGRAM (With NL Option) NOTE: This diagram is for reference only. It is not accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegi- ble, write to the Service Department for a replacement.
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• World's Leader in Welding and Cutting Products • • Sales and Service through Subsidiaries and Distributors Worldwide • Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com...