EN1. intrOduCtiOn1.1 generalCongratulations on choosing the HiArc series power source. Used correctly, Kemppi productscan significantly increase the productivity of your welding, and provide years of economicalservice.This operating manual contains important information on the use, maintenance and safety ofyour Kemppi product. The technical specifications of the device can be found at the end of themanual.Please read the manual carefully before using the equipment for the first time. For yourown safety and that of your working environment, pay particular attention to the safetyinstructions in the manual.For more information on Kemppi products, contact Kemppi Oy, consult an authorised Kemppidealer, or visit the Kemppi web site at www.kemppi.com.The specifications presented in this manual are subject to change without prior notice.NOTE! Items in the manual that require particular attention in order to minimise damage andpersonal harm are indicated with this symbol. Read these sections carefully and follow theirinstructions.disclaimerWhile every effort has been made to ensure that the information contained in this guideis accurate and complete, no liability can be accepted for any errors or omissions. Kemppireserves the right to change the specification of the product described at any time withoutprior notice. Do not copy, record, reproduce or transmit the contents of this guide withoutprior permission from Kemppi.1.2 about Hiarc m product seriesKemppi’s HiArc M products are inverter MIG/MAG welding power sources to be used ina 3-phase mains power supply. HiArc welding machines are designed for industrial andprofessional use.These MIG/MAG power sources can be used with various wire feeders. However, it isrecommended to use the Kemppi wire feeder unit, which has been designed especially for usewith your HiArc power source.The HiArc power sources are equipped with gas type selection buttons. HiArc automaticallypresets the welding dynamic characteristic according to your gas selection choice.Enjoy welding with your Kemppi product!3© Kemppi Oy / 1308