Table Of Contents; Index Of Contents - Lincoln Electric INVERTEC 160SX Service Manual

INDEX OF CONTENTS ................................................................................................................................................... 1
TECHNICAL SPECIFICATIONS ..................................................................................................................................... 2
ACCESSORIES .............................................................................................................................................................. 2
SAFETY .......................................................................................................................................................................... 3
INSTALLATION AND OPERATOR INSTRUCTIONS .................................................................................................... 4
ELECTROMAGNETIC COMPATIBILITY (EMC) ............................................................................................................ 7
MAINTENANCE .............................................................................................................................................................. 8
MAJOR COMPONENTS LOCATION ............................................................................................................................. 9
THEORY OF OPERATION ........................................................................................................................................... 10
GENERAL DESCRIPTION ............................................................................................................................................ 11
MAIN INPUT SWITCH, INPUT RECTIFIER, SOFT START/INPUT RELAY, BOOST AND POWER FACTOR
CORRECTION, AUXILIARY VOLTAGES BOARD ...................................................................................................... 12
INVERTER BOARD (INVERTER-OUTPUT) ................................................................................................................. 13
CONTROL BOARD AND DISPLAY BOARD ............................................................................................................... 14
TROUBLESHOOTING AND REPAIR SECTION .......................................................................................................... 16
HOW TO USE TROUBLESHOOTING GUIDE .............................................................................................................. 17
CASE COVER REMOVAL AND DC LINK CAPACITOR DISCHARGE PROCEDURE ............................................... 20
DC LINK CAPACITORS DISCHARGE PROCEDURE ................................................................................................. 22
BOOST BOARD RESISTANCE TEST.......................................................................................................................... 23
INVERTER BOARD RESISTANCE TEST .................................................................................................................... 26
BOOST BOARD VOLTAGE TEST ............................................................................................................................... 29
INVERTER BOARD VOLTAGE TEST .......................................................................................................................... 32
CONTROL BOARD TEST ............................................................................................................................................. 35
ERROR CODES ............................................................................................................................................................ 37
DISASSEMBLY OPERATIONS .................................................................................................................................... 38
RETEST AFTER REPAIR ............................................................................................................................................. 45
ELECTRICAL SCHEMATICS ....................................................................................................................................... 46
Block Diagram ........................................................................................................................................................ 46
ELECTRICAL SCHEMATICS ....................................................................................................................................... 47
Input Boost Schematic X1281. Page 1/3 ............................................................................................................... 47
ELECTRICAL SCHEMATICS ....................................................................................................................................... 48
Input Boost Schematic X1281. Page 2/3 ............................................................................................................... 48
ELECTRICAL SCHEMATICS ....................................................................................................................................... 49
Input Boost Schematic X1281. Page 3/3 ............................................................................................................... 49
ELECTRICAL SCHEMATICS ....................................................................................................................................... 50
Inverter Schematic X1280. Page 1/3...................................................................................................................... 50
ELECTRICAL SCHEMATICS ....................................................................................................................................... 51
Inverter Schematic X1280. Page 2/3...................................................................................................................... 51
ELECTRICAL SCHEMATICS ....................................................................................................................................... 52
Inverter Schematic X1280. Page 3/3...................................................................................................................... 52
ELECTRICAL SCHEMATICS ....................................................................................................................................... 53
Control Board Schematic X1319. .......................................................................................................................... 53
ELECTRICAL SCHEMATICS ....................................................................................................................................... 54
Display Board Schematic X1344. .......................................................................................................................... 54
ELECTRICAL SCHEMATICS ....................................................................................................................................... 55
Output Filter Board Schematic X1459. ................................................................................................................. 55
NOTE............................................................................................................................................................................. 56

INDEX OF CONTENTS

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