Hypertherm XPR300 - Replace the Power Distribution PCB

Plasma Power Supply
1
XPR300 Field Service Bulletin 809970 43
Replace the power distribution PCB
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See Control side – view 1 on page 126 for location and part number.
1. Complete the following procedures:
a. Remove the power from the cutting system.
b. See Remove the left-side (control-side) panel on page 61.
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Keep all nuts and screws that you remove.
2. Disconnect the wire connectors from the PCB.
3. Remove the 4 screws .
4. Align the new PCB with the studs.
5. Install the 4 screws.
6. Connect the wire connectors.
7. Install the control-side panel.