Lincoln Electric SVM169-A manuals
Power Tools > Welder
When we buy new device such as Lincoln Electric SVM169-A we often through away most of the documentation but the warranty.
Very often issues with Lincoln Electric SVM169-A 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 SVM169-A is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Welder on our side using links below.
Lincoln Electric SVM169-A Service Manual
104 pages 1.93 Mb
PRECISION TIG 185SVM169-A SERVICE MANUALJuly, 2006 Safety Depends on You FOR ENGINE powered equipment. 2 WARNINGELECTRIC AND MAGNETIC FIELDS may be dangerous 3 ARC RAYS can burn.ELECTRIC SHOCK can kill. FUMES AND GASES can be dangerous. 4 FOR ELECTRICALLY powered equipment.CYLINDER may explode if damaged. WELDING SPARKS can cause fire or explosion. 5 PRCAUTIONS DE SRETPRCAUTIONS DE SRET POUR LES MACHINES SOUDER TRANSFORMATEUR ET REDRESSEUR 6 MASTER TABLE OF CONTENTS FOR ALL SECTIONS7 - INSTALLATION SECTION -15 - OPERATION SECTION -25 ACCESSORIES28 MAINTENANCEROUTINE AND PERIODIC MAINTENANCEFAN MOTOR OR FAN BLADE REPLACEMENT 29 MAINTENANCE31 - THEORY OF OPERATION SECTION -39 - TROUBLESHOOTING & REPAIR SECTION -67 50 V 2 ms0 V 68 50 V 2 ms0 VAC STICK MODE 69 50 V 2 ms70 50 V 2 ms71 10 V 2 msDC TIG MODE 72 10 V 2 ms0 V 73 10 V 2 ms0 V 74 10 V 2 ms0 VABNORMAL OPEN CIRCUIT VOLTAGE - DC TIG MODE ONE OUTPUT SCR NOT FUNCTIONING 75 50 V 2 ms0 V77 REMOVAL AND REPLACEMENT PROCEDURE95 RETEST AFTER REPAIR98 ELECTRICAL DIAGRAMS WIRING DIAGRAM - ENTIRE MACHINE - (G4549)INPUTPLUG (208V/230VONLY)VIEW OF CONNECTOR ON PC BOARD _ CONTROL PC BOARDSCR3 T3 G4549 BSCR1 L1 T2 L2 L3 C3 S2 S2A R3 T1 H2 NOT CONNECTED; INSULATE. C1 AND C2 MUST ALWAYS BE CONNECTED ACROSS TRANSFORMER PRIMARIES VOLTAGE RECONNECTION(AS SHOWN & AS SHIPPED FROM FACTORY)B-BLACK R-RED G-GREEN W-WHITE LEAD COLORING CODE: CONNECTOR PIN NUMBERS: 123 7 814 LATCH EXAMPLE: THIS IS PIN 7 OF CONNECTOR J4COMPONENT VALUE UNITS: RESISTORS: CAPACITORS: OHMS/WATTS MFD/VOLTS J4 ELECTRICAL SYMBOLS PER E1537. TO GROUND PER NATIONAL ELECTRIC CODE 380V AND ABOVE 208V/230VONLY G-2 99 ELECTRICAL DIAGRAMS SCHEMATIC - ENTIRE MACHINE - (G4588)Right front +SCR1Left front MICRO-PROCESSOR MODE A1OUTPUT CONTROL IN-LINE CONNECTOR J7 MAX. CLEANING CONTROL PC BOARD240 ARC STARTER ASSEMBLY R3 R2 R1 ELECTRODEFREE WHEELING DIODE CHANGE DETAIL: A G4588EN-170 Precision Tig 185 MACHINE SCHEMATICEQUIPMENT TYPE: SUBJECT:PROPRIETARY & CONFIDENTIAL: G4588LEAD COLOR CODE: B-BLACK OR GRAY G-GREEN O-ORANGE R-RED OR PINK U-BLUE W-WHITE Y-YELLOW COMPONENT VALUE UNITS: CAPACITOR: MFD/VOLTS RESISTOR: OHMS/WATTS CONNECTOR PIN NUMBERS: COMMON FRAME GROUND EARTH GROUND + -218 217 216 220 216A 220 217 218 WORK T2C3 T3 BYPASS/STABILIZER PCB H2 NOT CONNECTED; INSULATE. C1 AND C2 MUST ALWAYS BE CONNECTED ACROSS TRANSFORMER PRIMARIES VOLTAGE RECONNECTION(AS SHOWN & AS SHIPPED FROM FACTORY)220A 218A 216 4 PIN (WHITE) PROGRAMMING CONNECTOR HI-FREQ BYPASS CONNECTION 30 S 1 S 20 HZ OFF 5 - 185A IN DC 7 - 185A IN AC OUTPUT CONTROL & MODE SETTINGS ARE MEMORIZED AT POWER - DOWN AND RECALLED AT POWER - UP 435 OHMS TYP. 12 OHMS TYP. FAN RUNS FOR 5 S AT POWER-UP STOPS AT IDLE 8 MINUTES AFTER WELDING.COMPONENT LOCATION DESCRIPTIONS ARE AS VIEWED FROM FRONT OF MACHINE UNLESS STATED OTHERWISE4 3 2 1 S10.1 HZ245 244 216A 240 BALANCE POSTFLOW FREQUENCY 65V IN DC 75V IN AC (DISP1) S1METER, ENCODER, SWITCH, LEDs, AND ALL POTENTIOMETERS ARE MOUNTED ON PC BOARDTYPICAL OCV DATA SCLK XRES PROGRAMMING CONNECTOR FOR SOFTWARE UPGRADE HI-FREQ BYPASS CONNECTION FROM BOTTOM LEFT MOUNTING HOLE TO SHEET METAL SCR4 SCR2 SCR3 D1 _GANG LOCATIONS ARE VIEWED FROM REAR OF SWITCHPOLARITY SWITCH MICRO SWITCH OPEN CLOSED CLOSEDRECONNECT IS DONE AT POWER SWITCH PHASE_FIRE AC/DC THERMOSTAT Iarc PHASE DETECTOR Gang D Gang A Gang C Gang G Gang B Gang H Gang E Gang FBALANCE CONTROL IS DISABLED IN STICK AND DC TIG PULSE FREQUENCY IS DISABLED IN STICK G-3 103 ELECTRICAL DIAGRAMS N.G. X X X X XX X X X X X XX5.83 .23 0 9.00 0.21 8.81 N.A.,N.B. COMPONENT SIDEN.A. 11/29/2005 UF CRM37680DO NOT SCALE THIS DRAWING G4407-1 G4551-1 PC BOARD ASSEMBLY- CONTROL - (G4551-1)EN-170 PRECISION TIG 185 CONTROL PC BOARD ASSEMBLYEQUIPMENT TYPE: SUBJECT:SCALE: ENGINEERING CONTROLLED MANUFACTURER: Yes PROPRIETARY & CONFIDENTIAL: DREVISED IDENTIFICATION CODE, SCHEMATIC REFERENCE, BUY PART NUMBER AND ITEM 40. CHANGE DETAIL: G4551-1 BUY COMPLETE AS G4551-B BUY PER E3867 TEST PER E4127-C SCHEMATIC REFERENCE G4550-1B4 OPPOSITE COMPONENT SIDEN.A. 5.01 6.00 5.13 N.C., N.D. N.C.,N.D. N.C. N.F. N.E. N.C., N.D., N.H. (3 PLACES) 1N.B. CAPACITORS = MFD / VOLTS RESISTORS = OHMS G-7 104 SVM ERROR REPORTING FORM
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