Hypertherm HD4070 Rev.8 - Manual (Page 110)

2-TORCH INSTALLATION
HD4070 Instruction Manual 3B-23
3
Turn the power supply ON.
4
Navigate to set-up screen 5. 5
Turn the power supply OFF
Check all coolant hose connections for leaks.
Add coolant until the sight gauge indicates "full". 10
9
8
Press the PUMP FAN button to turn on the
coolant pump.
An asterisk will appear in the PUMP FAN
button when power supply detects coolant
flow.
Allow the pump to operate for 5 minutes
and then press the PUMP FAN button to
turn the coolant pump off.
7
6
Note: If the system is being used in single
torch mode, a torch receptacle plug
must be installed in the torch that is
not being used.