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Old 11-13-2018, 10:51 AM   #13
FlyingAroundRV
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Join Date: Oct 2017
Location: Brisbane Australia
Posts: 708
I think that blue wire is actually a test point to be used by Dometic fridge service people. If it's working without the wire connected to anything, leave it as it is (if it aint broke...) My fridge also has a wire coming out of that plug in a similar position and it is labelled "test" in my docs.
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Scott
2015 F250 2WD Crew Cab
2018 Outback 272UFL

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