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Re: [GMCnet] Dual CS single A/C [message #351627] Wed, 15 January 2020 05:15 Go to previous message
johnd01 is currently offline  johnd01   United States
Messages: 354
Registered: July 2017
Location: Sacrameot
Karma:
Senior Member
30 amp shore power is not a problem. It comes into the coach as 220 volts
with one hot leg on each side of your circuit breaker box. you will only be
pulling less than 15 amps on each leg that can do 30 amps each. I like
keeping your original unit as backup/extra cooling. That way you get 27k if
you really need it.
My coach is wired with the back AC unit as the only load on one leg. The
rest of the coach is on the other leg.

On Tue, Jan 14, 2020 at 8:36 PM Flavio Andrade via Gmclist <
gmclist@list.gmcnet.org> wrote:

> My 78 Royale has a single original Duo-Term 13.5k BTU roof A/C that is
> working well. However, I live in Florida and plan on camping during the
> summer (think 95+ degree days). I don’t think the 13.5k will handle one of
> these very hot days (I like it nice and chilly inside). Here are two
> options I’m considering:
>
> - replace the original 13.5k with a 15k Coleman Mach 10 (I love having the
> digital control and Bluetooth);
>
> Or
>
> - keep the original 13.5k and add a second unit. In this case I’d go with
> the 13.5k Mach 10 NDQ (quiet version). I’d run the latter primarily and in
> a very hot day I’d use the old Duo-Therm as a second unit. Another benefit
> is the redundancy (if one breaks down during a trip, I still have the other
> :)
>
> I really like the quietness of the NDQ, but at 13.5k it may require a
> second unit on a hot day.
>
> My questions: do you guys think a single 15k unit can handle 95+ degree
> days? Also, will the 30 AMP shore line be able to handle two 13.5k units
> running simultaneously?
>
> Thanks!
>
> ///Flavio
> andradef@me.com
> 78 Royale RB
>
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*John Phillips*
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Johnd01 John Phillips Avion A2600 TZE064V101164 Rancho Cordova, CA (Sacramento)
 
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