Kemppi MASTERTIG AC/DC 2000 Operation Instructions Manual

Also see for MASTERTIG AC/DC 2000: Service manual

Mastertig AC/DC 2000, 2500, 2500W, 3500W/0510 – 25© COPYRIGHT KEMPPI OY8. MAINTENANCEThe amount of use and an unusual working environment have a special effect on the need formaintenance. Proper use and preventive maintenance will help to ensure trouble-free operationof the machine without unexpected interruptions.8.1. THE WELDING TORCHDue to high temperatures and wear, the welding end of the TIG torch requires maintenancemost, but also the condition of the other parts should be checked regularly.8.1.1. The welding endCheck that...– all insulations of the welding end are undamaged and in place.– the gas nozzle is undamaged and suitable for the work.– the flow of the shielding gas is free and even.– the electrode is undamaged. Use an electrode size and tip sharpening which are suitable forthe welding job. Sharpen the electrode lengthwise.– the fastening parts of the electrode are undamaged and that the electrode is tightly fastenedin its place.8.1.2. The torch cableCheck that...– the insulation of the handle and the torch cable are undamaged.– the torch cable has no sharp bends.Always replace any damaged parts immediately!Follow the instructions of the torch manufacturer in all maintenance and repair measures.8.2. CABLESCheck the condition of the welding and connection cables daily.J14: [Off] = limit of short press of the TIG switch is 0.7 s[On] = limit of short press of the TIG switch is 0.3 sJ15: [Off] = AC TIG welding is started in the positive half-cycle[On] = AC TIG welding is started in the negative half-cycleJ16: 0 -> 2.0 = ratio for the start length of DC in AC TIGfactory setting is 1.0J17: 0 -> 2.0 = ratio for MMA ignition pulsefactory setting is 1.0J18: ---------- vacantJ19: ---------- vacantDo not use damaged cables!Check also that the mains connection cables that you use are in good conditionand that they comply with all the regulations!Mains connection cables may be repaired and installed only by an authorized electric shop orelectrician.