CONTROLS & THEIR FUNCTIONS
1. POWER OUTPUT INDICATOR
When lit, this LED indicates that power is available for cutting.
2. ALARM INDICATOR
When lit, this LED indicates that one of the alarms has triggered. At the same time the digital display (Ref. 3) shows the type of alarm, as shown in the table below, with instructions\for correcting the problem. In this condition the unit does not supply current.
3. DIGITAL DISPLAY
This display operates in a number of ways:
Display Volts or Amps – by pressing the V/A switch (5), you can read the voltage or amperage at the torch. This is a momentary display
Display Air Pressure – By pressing the bar switch (6) you can read the operating air pressure of they system.
Error/Alarm Indications – If an error is present, the display will light showing the code of the error. The codes are shown below:
DISPLAY | ERROR or PROBLEM | CORRECTION/RESET |
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- - - | Insufficient input voltage |
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CUP | The nozzle cap is not properly | Turn the unit OFF. Tighten the nozzle |
| screwed on the torch | cap on the torch correctly and turn the |
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| unit back ON |
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HtA | Unit is overheating | Stop cutting – allow the unit to cool down. |
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| Alarm will reset after the unit has cooled |
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| down. |
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ThA (Flashing) | Unit is approaching | Stop cutting – allow the unit to cool down. |
| overheating | Alarm will reset after the unit has cooled |
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| down. |
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Air | Insufficient air pressure | Adjust air regulator to increase pressure. |
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| Check incoming air line. |
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ScA | Short circuit in output of unit | Turn the unit OFF and turn back ON to |
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| reset |
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LSF | Arc blow out | Check wear on electrode and nozzle. |
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| Replace if worn. If alarm continues, cycle |
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| the unit off and on. |
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