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TABLE OF CONTENT
SECTION NO. .......................................................................................................................................................PAGE NO.
SECTION 1 - SAFETY PRECAUTIONS ...............................................................................................................................5
SECTION 2 - INTRODUCTION ..........................................................................................................................................17
2.1 GENERAL ........................................................................................................................................................................................................17
2.2 RECEIVING-HANDLING ..............................................................................................................................................................................17
2.3 DESCRIPTION, Available Packages/Contents ....................................................................................................................................17
2.4 OPTIONAL ACCESSORIES .........................................................................................................................................................................18
2.5 MIGMASTER 275 / GUNMASTER 250 WEAR PARTS .........................................................................................................................19
SECTION 3 - INSTALLATION ............................................................................................................................................21
3.1 LOCATION ......................................................................................................................................................................................................21
3.2 ELECTRICAL INPUT CONNECTIONS ......................................................................................................................................................21
3.3 SECONDARY OUTPUT CONNECTIONS .................................................................................................................................................24
3.4 TORCH CONNECTIONS ..............................................................................................................................................................................25
3.5 WIRE FEEDER MECHANISM ......................................................................................................................................................................25
3.6 CONNECTION OF THE SHIELD GAS .......................................................................................................................................................26
3.7 WELDING CABLE CONNECTIONS ..........................................................................................................................................................26
3.8 INSTALLING OPTIONAL BURN BACK MODULE .................................................................................................................................27
3.9 INSTALLING OPTIONAL DIGITAL METER .............................................................................................................................................27
SECTION 4 - OPERATION .................................................................................................................................................29
4.1 CONTROLS .....................................................................................................................................................................................................29
4.2 PROCESS SETUP ...........................................................................................................................................................................................31
4.3 OPERATING SAFETY PROCEDURES .......................................................................................................................................................32
SECTION 5 - SERVICE ......................................................................................................................................................37
5.1 MAINTENANCE .............................................................................................................................................................................................37
5.2 INSPECTION AND SERVICE.......................................................................................................................................................................37
5.3 TROUBLESHOOTING ..................................................................................................................................................................................38
SECTION 6 - REPLACEMENT PARTS ................................................................................................................................43
6.1 GENERAL ........................................................................................................................................................................................................43
6.2 ORDERING .....................................................................................................................................................................................................43
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