Well, by now, if you’ve had a month or two of use on your welder, you should start to think about servicing your welding unit. It’s a critical part of protecting, and prolonging unit life. The most important part of servicing any unit is blowing it out. Yes, that’s right, it’s normal to open up your welding unit on a regular basis and blow it out. It’s time to inspect things for overheating, rubbing, and general condition. We’ve seen several cases where people failed to maintain their unit and that was the primary cause of failure.