Hypertherm HD3070 Plasma Arc Cutting System w/ Automatic Gas Console - Manual (Page 175)

5-50 HD3070 with Automatic Gas Console Instruction Manual
16
MAINTENANCE
GS ERR=3
HIGH PLASMA GAS ERROR
Informs operator that plasma gas inlet
pressure is above 135 psi. Plasma gas
inlet pressure is indicated on LCD
display Figure 5-3.1
Contact Hypertherm
technical service.
Reduce pressure of
gas supply.
Yes
No
Is plasma gas inlet
pressure high ?