Table Of Contents; Tomahawk® 1500; Service Manual - Lincoln Electric Tomahawk 1500 Service Manual

LINCOLN ELECTRIC Tomahawk® 1500 Service Manual

Tomahawk® 1500

Service Manual

Last update: 2017/03/01
TOMAHAWK® 1500 ................................................................................................................................. 1
Service Manual............................................................................................................................................................. 1
Theory of Operation .................................................................................................................................................. 3
INPUT SWITCH AND BUCK / BOOST BOARD ............................................................................................. 3
INVERTER BOARD, INPUT BOARD AND CONTROL / DISPLAY BOARD ......................................................... 4
MAIN TRANSFORMER, OUTPUT BOARD AND TORCH CONNECTOR ........................................................... 5
Troubleshooting & Repair ....................................................................................................................................... 6
HOW TO USE TROUBLESHOOTING GUIDE ................................................................................................ 6
PC BOARD TROUBLESHOOTING PROCEDURES .......................................................................................... 7
Troubleshooting guide ............................................................................................................................................. 8
Test Procedures ....................................................................................................................................................... 17
CASE COVER REMOVAL AND REPLACEMENT AND CAPACITOR DISCHARGE PROCEDURE ......................... 17
RECTIFIER BOARD TEST PROCEDURE ...................................................................................................... 22
INPUT BOARD TEST PROCEDURE ............................................................................................................ 25
CONTROL / DISPLAY BOARD TEST PROCEDURE ...................................................................................... 29
INVERTER BOARD TEST PROCEDURE ...................................................................................................... 33
OUTPUT BOARD TEST PROCEDURE ........................................................................................................ 37
TORCH TEST PROCEDURE ....................................................................................................................... 42
BUCK / BOOST BOARD & IGBT TEST PROCEDURE ................................................................................... 44
AIR / GAS SOLENOID TEST PROCEDURE .................................................................................................. 48
Removal And Replacement Procedures .......................................................................................................... 51
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