EN1. INTRODUCTION1.1 GeneralCongratulations on choosing the FitWeld welding machine. Used correctly Kemppi weldingmachines can increase your productivity and provide years of economical service.This user manual contains important information on the use, maintenance and safety of yourKemppi product. The technical specifications of the device can be found at the end of themanual. Please read the operating manual and the safety instructions booklet carefully beforeusing the equipment for the first time. For your safety and that of your working environment,pay particular attention to the safety instructions 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 weldingFitWeld 300 is suitable for many MIG/MAG welding applications, but its quick ignition andhigh efficiency make it especially fast, safe and economic for tack welding of steel materials. Itcan be used for welding with ferrous, stainless steel and aluminium filler materials.FitWeld 300 is designed for use in demanding environments. It has wire feed cabinetillumination to facilitate wire adjustment in dark conditions, and its case is made of reinforcedfibre plastic.Tack welding with the MIG/MAG processTack welding is used during the fabrication and fitting process, using spot-like welds toestablish the joints before primary welding.Using MIG/MAG process for tack welding makes this phase fast and efficient. It is also a safercompared to traditional MMA tack welding.3© Kemppi Oy / 1202