Preventive Maintenance Program
XPR Instruction Manual 809480 21
Every 6 months
Replace the coolant and coolant filter, and clean and examine the pump screen
1. Estimate the total coolant volume for your cutting system. See Estimate the total coolant volume
for your cutting system in your system’s instruction manual.
2. Remove the power from the cutting system.
3. Remove the right external panel from the plasma power supply (this is the panel on the right
when you look at the front of the unit).
M6 (10 mm hex) screws hold the panel in position.
4. Remove old coolant from the coolant reservoir:
a. Connect a 3/8-inch inner diameter tube to the outlet of the valve on the bottom of the
reservoir.
b. Put the other end of the tube into an empty container.
Use a container that holds the approximate total coolant volume for your
cutting system.
c. Open the valve located on the bottom of the reservoir.
d. Remove the cap on the reservoir inlet to allow the coolant to flow out of the reservoir.