Lincoln Electric R3R 375-I manuals
Power Tools > Welder
When we buy new device such as Lincoln Electric R3R 375-I we often through away most of the documentation but the warranty.
Very often issues with Lincoln Electric R3R 375-I begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
Even oftener it is hard to remember what does each function in Welder Lincoln Electric R3R 375-I is responsible for and what options to choose for expected result.
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Lincoln Electric R3R 375-I Manual
28 pages 684.21 Kb
IDEALARC R3R 375-I, 500-I AND 600-I 6 Thank Y ou Please Examine Carton and Equipment For Damage Immediately On-Line Product Registration vi 7 TABLE OF CONTENTS8 INSTALLATIONA-1 INSTALLATION INPUT POWER CONNECTION DUTY CYCLE OUTPUT CONNECTIONS 9 OPERATIONB-1 OPERATION STARTING THE MACHINE PILOT LIGHT OUTPUT CONTROL MACHINE OR REMOTE CURRENT CONTROL SWITCH ARC FORCE CONTROL INTERNATIONAL SYMBOLOGY REFERENCE 10 OPERATION11 ACCESSORIES12 MAINTENANCED-1 ROUTINE MAINTENANCE POCKET AMPTROL POWER RECTIFIER REPLACEMENT 13 HOW TO USE TROUBLESHOOTING GUIDE20 TROUBLESHOOTING PROCEDURESA.PROCEDURE FOR REPLACING PC BOARDS B.PROCEDURE FOR CHECKING DIODES C.CONNECTING THE REMOTE CONTROL TO THE MACHINE D.OUTPUT VOLTAGE E.FAULT PROTECTION OPERATION 21 E-9G.CHECKING CURRENT CONTROL RHEOSTATON MACHINE H.TOGGLE SWITCH CHECK I. REMOTE CONTROL CHECK J. POWER RECTIFIER BRIDGE ASSEM- BLYCHECKING PROCEDURE 22 E-10K.POWER SILICON CONTROLLED REC- TIFIER TEST F-1 23 L9376WIRING DIAGRAMS(R3R-600-IABOVE CODE 11200 ONLY) 230/400VREMOTECONTROL RECEPTACLE J1 J3 J6 COLORS + F-1 -DIAL SELECTORSWITCH SCR1-D1 SCR2-D2 SCR3-D3 D4 SCRAND DIODE RECTIFIER BRIDGE T1 T2 T3 MAIN TRANSFORMER CONTROL TRANSFORMER POCKETAMPTROL OPTION TRANSFORMER ICR INPUT STARTER (DASHED ITEMS ON WIRING DIAGRAM ARE OPTIONAL ) CAVITY NUMBERING SEQUENCE (COMPONENT SIDE OF BOARD) ABCDEF 10K OHM POT.,OUTPUT CONTROL 10K OHM POT.,ARC FORCE CONTROL 40 OHM SW1 SW2 SW3 SW4 POWER SWITCH MACHINE/REMOTESWITCH L1 CONTROL P.C. BOARD A= AMBER G= GREEN W= WHITE Y= YELLOW SINGLE,346V AND ABOVE (EXCEPT380V.) SINGLE,BELOW 346V OR DUAL VOLTAGE 380/500 OR460/575J7J2 J4 .4OHM POCKETAMPTROL SENSING RESISTOR CONNECTOR AND THESETHREE LEADS ARE NOTUSED WHEN OPTIONAL POCKETAMPTROL IS PROVIDED. J5 OPTIONAL POLARITY SWITCH (60Hz ONLY) IDEALARC R3R-400, 500-I, 500 & 600-IWIRING DIAGRAMBONDED GROUNDINGLEADS AND 220-230/380- 400/440-460 F 26 AVISO DE PRECAUCION ATTENTION WARNUNG ATENO27 AVISO DE PRECAUCION ATTENTION WARNUNG ATENO
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