Installation
100 809480 Instruction Manual XPR300
Connect the coolant hose set
Figure 13 – Coolant hose set
For lengths, refer to Coolant hose set on page 394 of the Parts List.
1. Connect the coolant hose set 
to the plasma power supply:
a. Connect the coolant return 
hose (red)  to the 
coolant return fitting 
(red) .
b. Connect the coolant 
supply hose (green)  to 
the coolant supply fitting 
(green) .
If your cutting system 
previously used the 
XPR short torch, make 
sure to interchange the 
coolant hoses prior to 
standard-torch 
operation. Refer to the 
XPR Short Torch 
Instruction Manual 
(810640) for 
information about how 
to do this.
1 Coolant return hose (red band) 2 Coolant supply hose (green band)