Troubleshooting preparation, Test equipment, Troubleshooting procedures and sequence – Hypertherm Powermax30 XP Service Manual User Manual
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Powermax30 XP Service Manual 808150 Revision 1
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5 – Troubleshooting and System Tests
Troubleshooting preparation
The complexity of the circuits requires that service technicians have a working knowledge of inverter power supply theory.
In addition to being technically qualified, technicians must perform all testing with safety in mind.
If questions or problems arise during servicing, call the Hypertherm Technical Services team listed in the front of this
manual.
Test equipment
Multimeter with a variety of test leads, including test hooks.
Troubleshooting procedures and sequence
When performing the troubleshooting procedures, refer to:
Safety and Compliance Manual (80669C) for detailed safety information.
Wiring Diagrams on page 199 for the system’s electrical schematic.
Power Supply Component Replacement on page 87 or Torch Component Replacement on page 171 for
replacement procedures.
Parts on page 185 for power supply components and torch components.
Power OFF (O) and disconnected
Power ON (I)