

| Subject: | Re: Power source for fan on my Dometic fridge under AC power only |
| From: | Mike South |
| Date: | Sat, 30 May 2015 14:44:34 -0500 |
Thanks! mike On Sat, May 30, 2015 at 11:43 AM, Edward Maglott <emaglott3@gmail.com> wrote: > No. the fan is powered by the 12V supplied to the fridge. > Edward > > On Sat, May 30, 2015 at 12:07 PM, Mike South <msouth@gmail.com> wrote: > >> Hi, >> >> [EDIT: Short version--does the fan on the fridge get power when the 12v is >> unplugged but the fridge is plugged into, and running on, AC power? >> That's >> what I want to know, details are below.] >> >> I've done a bunch of the refurbishment/improvement stuff that you can find >> in various places online, and my fridge seems to be working pretty well. >> >> The last thing I want to do before putting it back in is to hook up an >> external and internal fan. >> >> The fridge is on a workbench, and I plugged it into AC power. Here is a >> picture for reference: >> >> http://imgur.com/rrB9Ayd >> >> The yellow and blue wires lead to the stock fan. One wire (I think the >> yellow one) goes to a thermocouple that completes the circuit (and turns >> the fan on) when the heat-dissipating fins on the back of the fridge warm >> up. >> >> However, under AC power, I'm not detecting a voltage on either the blue or >> the yellow wire. >> >> If I'm understanding how the fan works, one of those wires should be >> constantly at 12v. >> >> However, I don't know if this is true when it's only plugged in to AC >> power. Maybe the fan is powered by the 12v connection even when the >> fridge >> is switched to be running on AC? >> >> So....that was a long way of asking that question, I'll put the question >> at >> the top now. >> >> mike >> > >
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