Hypertherm Powermax30 XP Service Manual - Manual (Page 108)

108 Powermax30 XP Service Manual 808150 Revision 1
6 – Power Supply Component Replacement
Figure 44
4. Disconnect the power cord from the power source, disconnect the ribbon cable, and set the new control board
aside.
5. Remove the amperage adjustment knob from the front of the power supply by pulling it away from the panel. (It does
not have a set screw.)
6. Remove the 3 retaining screws from the control board, and lift it out of the front panel.
Figure 45
Control board
Ribbon cable
1
2
3
4
1 Front panel
2 Ribbon cable
3 Power board
4 Control board