Hi all im new to the forum i picked up the murex a day ago after wanting to lern to tig i had a quick play for about 20 minutes last night and was working perfect. tonight after about 10 minutes the welder stayed constantly powered up the hf was always on and the gas was constant. i unplugged the torch to see if it was that but no change im gutted after only having it a day im ok with electricks but no master.there are 2 relays witch seam to be working fine apart from somthing telling the to be powered up when not supposed to any help would be much appreciate thanks ross.