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Using the Induction Heater – Removing a stuck fan


One of the banes in the lives of HVAC and maintenance mechanics is the removal of corroded, rusted in place fans, pulleys and other objects from the shafts they’re mounted on.  Gear pullers often do irreparable damage and acetylene torches can often overheat and warp.  Induction heat is perfect for this application. I’m scrapping an […]

Posted by neonjohn on October 1st, 2014 under Electronics, HVAC, Induction heating, Misc | Comment now »

Using the Induction Heater – Solderng


In my last installment I briefly mentioned that soldering copper is difficult with induction heat. That is true unless one uses a flux concentrator. Well lo and behold we had a kit customer who was interested in heating small parts which also requires a flux concentrator so I took some time out to experiment. A […]

Posted by neonjohn on November 12th, 2010 under Cool Stuff, Induction heating | 10 Comments »

Using the Induction Heater – Plumbing


Every plumber and most anyone who has done much handyman work has run into that crufty old galvanized steel pipe that needs to be removed that just won’t come loose. The old pipe dope has set up hard as a rock and rust has made its contribution to the problem. Traditionally, one would drag out […]

Posted by neonjohn on October 19th, 2010 under Cool Stuff, Induction heating | 3 Comments »

Using an induction heater – Trike Repair


For the last year I’ve been buried up to my neck in designing induction heaters. That’s also why I haven’t kept this blog up to date. That’s about to change. Since I’ve been working on Induction Heaters, that is what I’m going to write about. The next few articles will take a look at various […]

Posted by neonjohn on September 13th, 2010 under Cool Stuff, Induction heating | Comment now »


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