I am doing dome upgrades to my Coleman 274BH, new larger jackknife, new kitchen sink, new queen mattress, all arrived today, but the one thing that I have yet to order is a new AC unit. Currently it h...
The New A/C will come with a new seal and will fit in the same hole.. So long as the number of wires between the T-Stat and the AC is the same or less. you will have no problems. You might not even need a new T-stat... though there I can not be sure.
I have done two 13500 to 15000 upgrades One new T-Stat one uses original controls.
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