Hypertherm XPR170 - Gas Purge;Pump on State (3)

Operation
6
XPR170 Instruction Manual 810060 209
Ignite State (8)
Is the coolant flow within the acceptable range?
No
Continue to End of cycle
State (14)
Yes
Are the gas pressures within the acceptable
range?
No
Yes
Is the DC bus voltage within the acceptable
range?
No
Yes
Turn ON the high frequency circuit (ignition/arc
created).
Is the Chopper 1 current above the minimum
current?
No
Yes
Does Ignite State (8) complete within
500 milliseconds?
No
Diagnose and troubleshoot the problem. Refer to
Diagnostics and Troubleshooting on page 257.
Yes
Continue to Pilot arc State (9) on page 210.