Hypertherm XPR300 - Page 342

Diagnostics and Troubleshooting
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342 809480 Instruction Manual XPR300
 Consumables and torch
 Coolant check valve
13. If you cannot find or resolve the problem with these corrective actions, contact your cutting
machine supplier or regional Hypertherm Technical Service team.
How to test continuity between the nozzle and workpiece
1. Remove the power from the cutting system. Refer to Remove the power from the cutting system
on page 240.
2. Locate the start-circuit assembly PCB 4 .
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