OWNER’S MANUAL - 13 -DAILY CHECKINGPosition Checking keys RemarksNozzleIf installation fixed, the front distorted Reason for air holeAttach splash or not Reason for burning the torch(can use splash-proof material )Electric holeIf installation fixed Reason of torch screw thread damageDamage of its head and hole blocked or not Reason of unstable arc and broken arcWire sendingtubeCheck the extended size of the pipeHave to be changed when less than 6mm,when the extended part too small, the arcwill be unstableWire diameter and the tube inner diametermatch or notReason of unstable arc, please use thesuitable tubePartial winding and extended Reason of poor wires sending and unstablearc, please changeBlock caused by dirt in the tube, and theremains of the wire plating layReason of poor wire sending and unstablearc, (use kerosene to wipe or change newone)Wire sending tube broken Pyrocondensation tube broken, changenew tubeGas bypass Forget to insert or the hole blocked, ordifferent factory componentMay lead to vice (splash) because of poorgas shield, torch body get burned (arc inthe torch), please handleWELDING TORCH