Some hose fittings inside of the plasma power supply are replaceable. For part numbers and
specifications, refer to the Plasma power supply parts on page 393.
5. Make sure that the hoses, cables, and leads do not twist or kink during torch movement and system
operation.
Adjust them if needed.
6. Before you supply power to the cutting system, always complete all inspection and maintenance tasks.
Remove the torch and consumable parts
It can be necessary to remove the torch and consumable parts for replacement, maintenance, or
troubleshooting.
WARNING
ELECTRIC SHOCK CAN KILL
Disconnect electric power before doing installation or maintenance.
The line-disconnect switch must STAY in the OFF position until
all of the installation or maintenance steps are complete. Refer
to the Safety and Compliance Manual (80669C) for more safety
information.
NOTICE
A LOOSE OR OVERTIGHTENED ELECTRODE CAN CAUSE DAMAGE TO THE TORCH
If you do not correctly install and tighten the electrode, torch damage can occur.
A tool is necessary to correctly install and tighten the torch electrode. Do not use your hands.
Hypertherm recommends tightening the electrode to a torque value of 2.3 N∙m – 2.8 N∙m (20 lbf∙in
– 25 lbf∙in).
■
The torch head in the XPR torch-assembly kit has 460 A mild steel consumable parts installed on it.
Refer to Consumable starter kits on page 420 if necessary.
Maintenance
7
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811530 Instruction Manual XPR460
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