Hypertherm HD3070 Plasma Arc Cutting System w/ Automatic Gas Console - Manual (Page 139)

5-14 HD3070 with Automatic Gas Console Instruction Manual
16
MAINTENANCE
Problem Possible Causes / Solutions
6.5. The power supply has overheated.
Shut down system and wait for unit to cool down. If unit
will not restart, see Status LED Troubleshooting guide
later in this section.
6.6. Chopper is defective or not functioning.
Refer to CH130 Chopper Module Test Procedure later in
this section.