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kmb1966's avatar
kmb1966
Explorer
Feb 05, 2020

Norcold 1200 operates without ground connected

I have been working on my Norcold 1200 again and have noticed that the unit will power up and operate when only connecting the 12 volt (+) supply to the rear control board connector labeled "12V". The...
kmb1966's avatar
kmb1966
Explorer
Feb 05, 2020
wnjj wrote:
It’s probably grounded through the 3rd pin of the AC power cord and I’m pretty sure it is normal.

yes, but the only thing I noticed is that it will also operate when the 120 cord is unplugged making the refrigerator go to propane mode.

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