Today's #diy project was to #repair the indicator light ("info light") on our #siemens #dishwasher that has been nonfunctional for a good while now. It should shine a blue light on the floor while the machine is running. Not a critical function, but how hard can it be to get a little led to work, right? Yeah a bit harder than it should have been. Took some perseverance and ai assistance to get through it, but spoiler alert; now it works again!

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#repairability #righttorepair

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So to begin with it broke way to early. This dishwasher is now almost 5 years old. The light has been broken so long my wife had forgotten about it. A simple led should be able to get older than 4 years right?

Then the manual, it had no mention of the light being broken as a possible problem in the list of problem solving. It hardly even mentions the light at all.

I tried looking for the light as a spare part. First I got stuck with the dishwasher model number not being recognized.

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Then when that was magically solved there were only 13 spare parts listed, the light not one of them.

All downloadable documentation on the dishwasher said nothing about how to take it apart to reach it, or show the light with a parts number.

So with some guidance of #claude I just unscrewed all screws I could find untill #TheFrontFellOff . Then I found the light, but had no idea how to troubleshoot to know where the problem was.

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Luckily I found a youtube clip where someone showed how to toggle the setting for the light, which also seemed to trigger the light. Then I could measure the cable, and found it gives 13.3v while on, 0.6v while off, and spikes around 22v when it flips on. Ok so my led was actually broken. Now this little circuit board was contained in a plastic cover. Long story short, you can pry that apart without permanent damage. On the board you find a resistor and the led.

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Turns out the resistor was ok, the surface mounted led was not. So I went scavenging through my hoarder collection of electronics, and found a few through hole leds of various colors, including blue. Desoldered the led, Frankenstein soldered on the way bigger led, and boom it works! Put everything back together, screw all the screws back, job done!

Thanks goes out to #claude being my ai assistant in the whole endeavor. We really solved it together.

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Best reward was the kids getting surprised by seeing a blue spot on the floor, frantically trying to wipe it away.