Hypertherm XPR170 - Replace the 24 V Power Source

Plasma Power Supply
1
XPR170 Field Service Bulletin 810410 41
Replace the 24 V power source

Refer to Control side – view 2 on page 139 for location and part number.
1. Complete the following procedures:
a. Remove the power from the cutting system.
b. Refer to Remove the left-side (control-side) panel on page 63.

Keep all nuts and screws that you remove.
2. Remove all of the wires.
3. Use a blade screwdriver to pull out
the plastic tabs on the power
source to release the power
source from the rail.
4. Remove the power source .
5. Align the new power source on the
rail .
6. Push in the plastic tabs to
attach the power source to the rail.
7. Install the wires L, N, +, -. Tighten
the screws.
8. Install the unlabeled wires.
Connect the red wire to + and
white wire to -. Tighten the screws.
9. Install the control-side panel.
L(+) N(-) + + -
-
-
+
L N
1
1
2
3 3
1
2
3
1