Hypertherm HD3070 Plasma Arc Cutting System w/ Automatic Gas Console - Manual (Page 144)

HD3070 with Automatic Gas Console Instruction Manual 5-19
16
MAINTENANCE
Status LED Troubleshooting Flow Diagrams
RHF INTERLOCK LED not lit
Check 1X5/2X1 receptacle
pins & wiring. Repair or replace
as required.
Close and
secure door.
Yes
No
Is RHF
door open?
Replace switch
S1.
Yes
Is RHF switch S1
defective ?
Fig 6-11 (3)
No
No
Replace or
connect cable.
Fig 3-14
Yes
Is
PS/RHF control
cable 1X5/2X1
defective or not
connected ?