Hypertherm Powermax30 XP Service Manual User Manual
Page 67
Powermax30 XP Service Manual 808150 Revision 1
67
5 – Troubleshooting and System Tests
The cut quality is poor, or
the cut does not sever the
metal.
• The consumables are
not functioning
correctly.
• There is a poor work
lead connection.
• The output from the
power supply is too
low.
• The power board is
producing low
current.
• The extension cord is
not delivering
sufficient power to the
power supply.
• The consumables are
worn or damaged.
• The work lead is
damaged or not
properly connected to
the workpiece.
• The amperage
adjustment knob is set
too low.
• The power board is
faulty.
• The extension cord is
too long, is damaged,
or is not capable of
delivering sufficient
power to the power
supply.
• Inspect the consumables and
replace if necessary.
• Inspect the work lead and
replace if necessary.
• Reposition the work lead on the
workpiece.
• Clean the workpiece surface to
make a better connection with
the work lead.
• If your input circuit allows, turn
the amperage adjustment knob
to a higher setting.
• Operate the system without
using an extension cord. If you
must use an extension cord,
use a heavy conductor cord of
the shortest possible length.
See
The pilot arc extinguishes
when you move the plasma
arc off the workpiece while
still pulling the torch
trigger.
• The continuous pilot
arc is not functioning
correctly.
• The power board or
the control board is
faulty.
voltage checks on page 76 and
Test 3 – VBUS and voltage
balance on page 78.
Problem
This may mean
Possible cause(s)
Possible solution(s)