Hypertherm Powermax 125 Service Manual

Powermax125 Service Manual 808070 139
8 – Troubleshooting and System Tests
Fault code format – 3-nn-n
These fault codes can only be seen on the service screen.
2-11-0 Pressure sensor is open
On On
• Check the associated wiring.
•Perform Test 10 – Pressure sensor on
page 163.
• If necessary, replace the pressure
sensor (228689).
2-11-1 Pressure sensor is shorted
2-20-0* Torch ID
The DSP does not recognize
the torch.
• Confirm that the torch is seated
properly in the connector.
• Inspect the connector for the proper
pin-out. See Torch-related
faults – continuity check on page 142
and Powermax125 schematic diagram
on page 317.
* Perform a continuity check on the FastConnect receptacle on the power supply using the instructions in Torch-related
faults – continuity check on page 142.
3-nn-n
Fault
code
Description
Power
LED
Fault
LED
Fault
icon
Solutions
3-10-0 Fan speed
The fan speed is below the
minimum speed.
On On
• Clean the fan assembly.
•Perform Test 11 – Fan on page 164.
3-10-1 Fan • Check the associated wiring.
•Perform Test 11 – Fan on page 164.
• If necessary, replace the fan assembly.
3-20-0 Fill valve
Indicates that the fill valve is
not connected.
• Check the associated wiring.
•Perform Test 9 – Electronic regulator
on page 162.
• If necessary, replace the electronic
regulator (228687).
2-nn-n
Fault
code
Description
Power
LED
Fault
LED
Fault
icon
Solutions

Hypertherm Powermax 125 Specifications

General

Output Current	30-125 A
Input Power	15.2 kW
Open Circuit Voltage	300 VDC
Gas Supply	Clean, dry, oil-free air or nitrogen
Input Power Cable Length	10 ft (3 m)
Rated Output Current	125 A
Gas Type	Air or nitrogen
Cutting Capacity	1-1/4 inch (32 mm)
Pierce Capacity	1 inch (25 mm)
Input Voltage	200-600 V, 3-PH
Duty Cycle	100% @ 125 A
Certifications	CSA
Maximum Clean Cut Thickness	1-1/4 inch (32 mm)
Cooling Method	Fan-cooled
Torch Options	Hand