Troubleshooting for a pump-enable fault or remote-relay fault

Diagnostic codes 766, 767

Diagnostic codes 766 and 767 occur when there is a fault that is related to the pump solid-state relay.

Symptoms

Code Symptoms XPR® models XPR action Code cancels with...
766 The pump-enable driver finds an overcurrent condition. All models None
  • Set process
  • Remote on-off
767 The remote on-off relay driver finds an overcurrent condition.

Corrective action

  1. Examine the pump solid-state relay for damage.
  2. Replace components if you find damage or excess wear.
  3. Make sure that you have the most recent XPR firmware.

    You can log in into the Xnet at www.hypertherm.com to download it.

  4. If you cannot find or correct the problem, speak to your cutting machine supplier or regional Hypertherm® Technical Service team.