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MAINTENANCE

3-1

powermax600 Service Manual

Section 3

MAINTENANCE

In this section:

CONTROLS AND INDICATORS ............................................................................... 3-2

INDICATOR LAMPS.................................................................................................. 3-2

CONTROLS. ............................................................................................................. 3-2

THEORY OF OPERATION ....................................................................................... 3-3

GENERAL ................................................................................................................. 3-3

230/400 VOLT FUNCTIONAL DESCRIPTION.......................................................... 3-4

208-240/480 VOLT FUNCTIONAL DESCRIPTION .................................................. 3-6

SEQUENCE OF OPERATION .................................................................................. 3-8

TROUBLESHOOTING .............................................................................................. 3-9

TEST EQUIPMENT................................................................................................... 3-9

TROUBLESHOOTING PROCEDURES AND SEQUENCE ...................................... 3-9

VISUAL INSPECTION - EXTERNAL ........................................................................ 3-9

VISUAL INSPECTION - INTERNAL.......................................................................... 3-10

RESISTANCE CHECKS ........................................................................................... 3-11

TROUBLESHOOTING GUIDE.................................................................................. 3-14

VOLTAGE CHECKS .................................................................................................. 3-21

COMPONENT REPLACEMENT ............................................................................... 3-26

POWER CORD REPLACEMENT ............................................................................. 3-26

TORCH LEAD REPLACEMENT (MODELS WITHOUT QUICK DISCONNECT)...... 3-27

AIR FILTER ELEMENT REPLACEMENT ................................................................. 3-28

WORK CABLE REPLACEMENT .............................................................................. 3-30

CAPACITOR REPLACEMENT.................................................................................. 3-31

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Hypertherm powermax600 Service Manual

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