Plasma Power Supply
26 810410 Field Service Bulletin XPR170
Replace the coolant thermistor
Refer to Coolant system on page 134 for location and part number.
1. Complete the following procedures:
a. Remove the power from the cutting system.
b. Refer to Remove the right-side (liquid-cooling-side) panel on page 62.
c. To make removing the thermistor easier, you can remove the top panel. Refer to Remove the
top panel on page 65.
Keep all nuts and screws that you remove.
2. Disconnect the thermistor
wire connector (J5).
3. Remove the wires from the
wire clip.
4. Carefully remove the
copper clip from the pipe.
5. Use the new copper clip to
install the coolant
thermistor onto the straight
part of the pipe with the
wires going toward the
heat-exchanger panel.
Make sure that
the copper clip
fits tightly around the pipe.
Make sure that the concave side of the coolant
thermistor is toward the pipe.
Do not put the coolant thermistor on the fittings of the
heat-exchanger assembly.
6. Connect the thermistor wire connector (J5).
7. Install the liquid-cooling side panel.
8. Use the XPR web interface to make sure that there are no coolant temperature errors.
For more information on the XPR web interface, refer to the Connect for
Communication in the XPR170 Instruction Manual (810060).
To Next Page
Loading...
