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Of late, the magnetic stirrer mixing my morning cocoa occasionally doesn’t start spinning when I turn it on, which calls for some investigation. Removing the four obvious screws concealed under the rubber feet and prying off bottom cover reveals the trivial innards: The speed adjustment pot holds the little circuit board in place, with the…

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The leadscrews may have taken a sideways jolt during the laser’s trip down the basement stairs
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Installing the screws now requires zero contortionism
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The pump isn’t exactly water-cooled
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You can shear the pot metal handle right off a two-step folding step stool
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The cord path isn’t at all obvious






