This operating manual contains important information on the use, maintenance and safety of your Kemppi product. The technical specifications of the device can be found at the end of the manual. Please read the operating manual and the safety instructions booklet carefully before using the equipment for the first time.
Hiarc product series Kemppi’s HiArc M 400A/M 500A products are inverter MIG/MAG welding power sources to be used in a 3-phase mains power supply. HiArc welding machines are designed for industrial and professional use. These MIG/MAG power sources can be used with various wire feeders. However, it is recommended to use Kemppi’s HiArc F wire feeder units, which have been designed especially...
The machine is not allowed to be operated in the rain as the protection class of the machine, IP23S, allows preserving and storing outside only. Never aim the spray of sparks from a grinding machine toward the equipment. NOTE! HiArc M 400A, M 500A...
Connect the shielding gas hose to the gas bottle or to the shielding gas distribution system. Please read carefully the wire feeder installation and operation instructions in the Kemppi NOTE! HiArc F operating manual. Normally the wire feeder should be connected to the plus pole. However, with some filler...
10. Selection for display of amperes/wire feed speed (automatic mode) 11. Selection of 2T/4T gun operating mode 12. Control knob for wire feed speed or power (Crater fill only) 13. Control knob for voltage or arc length (Crater fill only) HiArc M 400A, M 500A...
With the wire feeder's arc length control knob (V) you can make fine-adjustments to the arc lenght. The optimal Automatic values are calculated automatically also when you select the Tail Arc settings with the power source controls. HiArc M 400A, M 500A...
Select CO₂ if you are using carbon dioxide. Select Ar + CO₂ (MAG) if you are using mixed gas. HiArc M 400A and M 500A have a factory set pre-gas time of 0.2 s and a Post-gas time of NOTE! between 2 –...
3.4.5 selection for display of amperes/wire feed speed (automatic mode) A long press (5 secs) of button 11 also switches the display from m/min to amperes. 3.4.6 lCd display Automatic settings Welding parameters Crater fill parameters HiArc M 400A, M 500A...
• Push the trigger – welding starts after preset pre-gas time. • Release the trigger – values drop to preset crater fill level and welding ends after preset time. Post-gas flows for preset time. Pre-gas time Crater fill time Post-gas time HiArc M 400A, M 500A...
Press WIRE INCH button at the wire feeder. • Wire feed starts and continues for 12 seconds When wire feed stops, cut the wire at the contact tip and measure the length of the fed wire in mm. HiArc M 400A, M 500A...
• Check the mains fuses • Check the mains cable and the wall plug * Contact Kemppi service in case of Err 2 and Err 3 without mains voltage cause. maintenanCe regular maintenance Check regularly the electrical connections of the machine. Clean any oxidised connections, and tighten the loosened cable connections.
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