| Re: [GMCnet] Rooftop Air [message #358740 is a reply to message #358738] |
Thu, 17 September 2020 16:44   |
Dave Stragand
Messages: 307
Registered: October 2017
Karma:
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Senior Member |
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The earlier Mach 8’s had a very loud fan (part number 1472B5041) on top that they have replaced with a quieter one (part number 1472D5041). Worth checking into. There are a lot of pages on the topic on Google.
-Dave
1978 Transmode near Pittsburgh
> On Sep 17, 2020, at 4:42 PM, Adolph Santorine via Gmclist wrote:
>
> Hey Larry
>
> I have the Coleman Mach 8 heat pump.
>
> It works well. It’s loud, but tolerable on low settings.
>
> A friend found one from Australia - Houghton Belaire 3400. It’s incredibly quiet.
>
>
> Dolph Santorine
>
> DE AD0LF
>
> Wheeling, West Virginia
>
> 1977 ex-Palm Beach TZE167V100820
> Howell EFI/EBL , Reaction Arms, Manny Transmission
>
>
>> On Sep 17, 2020, at 3:29 PM, Sammy Williams via Gmclist wrote:
>>
>> https://silenthomehub.com/best-quiet-rv-air-conditioners/
>>
>>
>>
>>
>>> On Thu, Sep 17, 2020 at 2:18 PM Larry Nelson via Gmclist >> gmclist@list.gmcnet.org> wrote:
>>>
>>> I just gave my old air conditioner a burial at sea and bought a Dometic
>>> 13.5 unit from my trusted, family owned RV supply house. I have installed
>>> these types of units before on my old bus conversion and also my
>>> houseboat. The issue with the old one was noise. You could hear it cycle in
>>> the
>>> cooling mode from the outside, very loud. Inside it was loud and also had
>>> a vibration that eventually subsided when the compressor kicked in.
>>>
>>> Bottom line: I didn't how good I had it. I hate this new Dometic. This
>>> thing directs the air mostly to the rear of the coach, no what combination
>>> of
>>> flaps and dampers you have open/closed. But the worse part is the noise.
>>> The neighbors should be happy but it is like trying to sleep with a
>>> lawnmower
>>> running in the living area. If that wasn't bad enough, a harmonic THRONG
>>> THRONG THRONG (sorry the best I can do to describe the repetitive noise and
>>> vibration) kicks in.
>>>
>>> What is the quietest rooftop air conditioner that you all have used. I
>>> don't want to throw away $1,000 but this thing is junk. Thanks.
>>>
>>> Larry
>>> --
>>> Larry Nelson Springfield, MO
>>> Ex GMC'er, then GM Busnut
>>> now '77 Eleganza ARS WB0JOT
>>>
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1978 Transmode (403)
Pittsburgh, PA
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