Excellent project!
This was really my first attempt at a traditional "kit build" (usually I just do everything from scratch) and i must say it went quite well! I was very impressed by the fact that I started my weekend with no way to do board reflows, and ended it with an oven fully capable of reflowing circuit boards! Definitely more than met my expectations! I'm not sure I could recommend a project any stronger.
A few recommendations - I would definitely do the same thing I did and order a brand new Black and Decker oven identical to the one described in the whizoo project. For an additional $24 (shipping included from Amazon) for an identical oven, it seemed crazy to me to risk having things not match up exactly. On the other hand, I've only done this once - perhaps things would have gone just as well had I used the toaster oven I already had in my basement.
Also, I would recommend reading through and understanding the entire instruction before you start drilling holes and putting things together. One spot that could have bitten me (but didn't - lucked out) is that you want to make sure to have your solid state relay board mounted far enough forward to allow space for the 5v power supply to be zip tied to the inside back of the oven.
Finally, there's a brilliant tip about using solderless quick connect crimps to connect to the 5v power supply blades - do this and you don't have to do anything crazy like solder to the AC blades. I read this tip DIRECTLY AFTER doing something crazy like soldering to the AC blades! Again, no harm, no foul, just should have read through the entire direction set.
One more thing worth mentioning - there was a note in the instructions that the PC board tray was the "most important" piece of the project! In all honesty, I really just couldn't believe this was true. Once I finished the build, I ran the oven twice in learning mode - the first time the reflow failed because the temperature wouldn't rise fast enough. The next time it failed because it rose too fast. The next day, I went out and bought the recommended 1/32" aluminum tray, cut it to size and put it in the oven. My next reflow was right on the money - no problems. And the one after that. And the on after that! Maybe it didn't matter, maybe it was absolutely key, I have no idea. All I know is that following these directions put a working reflow oven on my workbench!
Thanks so much for a simply brilliant kit!
Respectfully,
Marshall
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