Table 34 - Diagnostic code descriptions (continued)
Code Priority Description
XPR
models
Corrective action
756 Info Leak test results All models Do a gas leak test on page 295
757 Error DC work exceeds limit All models Make sure that you have the most recent
XPR firmware. You can log into the Xnet at
www.hypertherm.com to download it. If the code contin-
ues, speak to your cutting machine supplier or regional
Hypertherm Technical Service team.
• XPR action: End of cycle
• Code cancels with: Remote on-off
758 Alert Main 24V dip All models Make sure that you have the most recent
XPR firmware. You can log into the Xnet at
www.hypertherm.com to download it. If the code contin-
ues, speak to your cutting machine supplier or regional
Hypertherm Technical Service team.
• XPR action: None
• Code cancels with: Set process; remote on-off
759 Alert GCC 24V bus low All models Make sure that you have the most recent
XPR firmware. You can log into the Xnet at
www.hypertherm.com to download it. If the code contin-
ues, speak to your cutting machine supplier or regional
Hypertherm Technical Service team.
• XPR action: Ramp down
• Code cancels with: Set process; remote on-off
763 Alert Coolant solenoid fault XPR170,
XPR300
This system does not use this code.
764 Alert Main contactor fault All models Troubleshooting for a main contactor fault on page
374
765 Alert Inrush contactor fault XPR300,
XPR460
Troubleshooting for an inrush contactor fault on page
375
766 Alert Pump enable fault All models
767 Alert Remote relay fault All models
Troubleshooting for a pump-enable fault or remote-
relay fault on page 375
768 Alert Gas Inlet – O
2
Line A All models Troubleshooting for gas inlet pressure faults on page
376
769 Alert Gas Inlet – Argon Line B All models
770 Alert Gas Inlet – N
2
Line B All models
• Troubleshooting for gas inlet pressure faults on page
376
• Troubleshooting for process-gas inlet pressure faults
in the TorchConnect console for OptiMix systems on
page 354
Diagnostics and Troubleshooting
8
290
811530 Instruction Manual XPR460
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