TABLE OF CONTENTS
Operator Manual
iv
VOLTAGE CONFIGURATIONS ............................................................................................................ 3-4
POWER CORD PLUGS ........................................................................................................................ 3-6
POWER CORDS................................................................................................................................... 3-6
208/240/480/600V Power Supplies ................................................................................................. 3-6
200/230/400V Power Supplies ........................................................................................................ 3-6
SINGLE-PHASE AND THREE-PHASE POWER CONFIGURATIONS................................................. 3-7
Single-Phase ................................................................................................................................... 3-7
Three-Phase - Non-CE ................................................................................................................... 3-7
Three-Phase - CE ........................................................................................................................... 3-8
POWER REQUIREMENTS................................................................................................................... 3-8
Line Voltage Disconnect Box .......................................................................................................... 3-8
GROUNDING REQUIREMENTS .......................................................................................................... 3-9
WORK CABLE AND CLAMP ................................................................................................................ 3-9
GAS SUPPLY REQUIREMENTS........................................................................................................ 3-10
Air Supply Quality.......................................................................................................................... 3-10
Additional Air Filtration .................................................................................................................. 3-10
Nitrogen Quality ............................................................................................................................ 3-10
GAS SUPPLY CONNECTION ............................................................................................................ 3-11
TORCH LEAD CONNECTION ............................................................................................................ 3-11
PAC125M ON/OFF Pendant Connection ...................................................................................... 3-12
PAC125M Torch ON/OFF Switch Connection Data ...................................................................... 3-12
PAC125M Torch Alignment............................................................................................................ 3-12
MACHINE INTERFACE WITH PAC125M ........................................................................................... 3-13
Arc Voltage .................................................................................................................................... 3-14
SECTION 4 OPERATION ................................................................................................... 4-1
CONTROLS AND INDICATORS ........................................................................................................... 4-2
OPERATING INSTRUCTIONS ............................................................................................................. 4-3
Pilot Arc Controller Option ............................................................................................................... 4-4
PAC125T Safety Trigger Operation ................................................................................................. 4-5
OPERATING TIPS ................................................................................................................................ 4-6
Changing Consumable Parts .......................................................................................................... 4-6
Cutting ............................................................................................................................................. 4-8
Piercing ......................................................................................................................................... 4-10
Gouging......................................................................................................................................... 4-11
CUT CHART - 55A STANDARD CONSUMABLES ............................................................................. 4-12
CUT CHART - 35A CONSUMABLES.................................................................................................. 4-13
COMMON CUTTING FAULTS ............................................................................................................ 4-14
SECTION 5 MAINTENANCE/PARTS ................................................................................ 5-1
INTRODUCTION................................................................................................................................... 5-2
ROUTINE MAINTENANCE ................................................................................................................... 5-2
Bowl Draining and Filter Element Cleaning ..................................................................................... 5-2
Removal, Cleaning and Replacement of the Cooling Air Filter ....................................................... 5-3
BASIC TROUBLESHOOTING .............................................................................................................. 5-4
TECHNICAL QUESTIONS .................................................................................................................... 5-7
PARTS................................................................................................................................................... 5-8
9-99
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