ENCOntents1. prefaCe .......................................................31.1 Introduction ......................................................................................................... 31.2 Safety instructions.......................................................................................... 32. BefOre yOu start using the unit .......72.1 Unpacking .............................................................................................................. 72.2 Placing the unit ................................................................................................. 82.3 Serial number...................................................................................................... 82.4 Main components .......................................................................................... 82.5 Connecting to power supply mains ............................................. 92.6 Filler materials and equipment.......................................................... 93. use .............................................................. 103.1 Welding processes ...................................................................................... 103.2 Operating functions .................................................................................. 103.3 Welding selections...................................................................................... 123.4 Welding selections...................................................................................... 123.5 Storing..................................................................................................................... 134. MaintenanCe .......................................... 134.1 Daily maintenance ...................................................................................... 134.2 Troubleshooting............................................................................................ 145. DispOsal ................................................... 146. OrDering nuMBers ............................... 157. teChniCal Data ...................................... 158. Warranty pOliCy................................... 172Minarc 150, 151, 150 VRD, 120/150 AU / © Kemppi Oy / 0901