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Home » Public Forums » GMCnet » [GMCnet] WE ALL NEED MORE AIR
Re: [GMCnet] WE ALL NEED MORE AIR [message #321572 is a reply to message #321564] Thu, 03 August 2017 08:54 Go to previous messageGo to previous message
Keith V is currently offline  Keith V   United States
Messages: 2337
Registered: March 2008
Location: Mounds View,MN
Karma:
Senior Member
Overkill on the GMC aircon would be a first!

________________________________
From: Gmclist on behalf of John Phillips
Sent: Wednesday, August 2, 2017 11:27:06 PM
To: gmclist@list.gmcnet.org
Subject: Re: [GMCnet] WE ALL NEED MORE AIR

​I still think the 15-1556 is a good choice.​

On Wed, Aug 2, 2017 at 9:11 PM, Rob Mueller wrote:

> Karen,
>
> That SPAL blower is rated at 667 CFM.
>
> Let's roughly calculate the internal volume of a 26 foot GMC: 25 feet X 8
> feet X 7 feet = 1400 cubic feet
>
> Lets guesstimate that blower is 50% efficient due to pressure drop through
> the mod Tom created; 1400 cubic feet divided by 330 means
> that blower could replace all the air in a GMC in 4.24 minutes.
>
> Seems like overkill to me.
>
> Unless my logic and calculations are incorrect, which is quite possible.
>
> Regards,
> Rob M.
> Sydney, Australia
> AUS '75 Avion - The Blue Streak TZE365V100428
> USA '75 Avion - Double Trouble TZE365V100426
> USA '77 Kingsley - TZE 267V100808
>
> -----Original Message-----
> From: Gmclist [mailto:gmclist-bounces@list.gmcnet.org] On Behalf Of KB
> Sent: Thursday, August 3, 2017 1:15 PM
> To: gmclist@list.gmcnet.org
> Subject: Re: [GMCnet] WE ALL NEED MORE AIR
>
> It looks like other brand blowers are easier to find.
>
> Would this SPAL brand work? Or is it too many amps (not sure how to read
> their table):
> http://www.jegs.com/i/SPAL/063/30006704/10002/-1?
> CAWELAID=230006180016449181&CAGPSPN=pla&CAAGID=15769068431&CATCI=pla-
> 213811363271&C
> ATARGETID=230006180037475786&cadevice=c&gclid=EAIaIQobChMIk6OHvIa61QIViYF-
> Ch0OdAXDEAQYASABEgKLL_D_BwE
> or
> https://tinyurl.com/yasoztnr
> I think the OEM blower has a 30amp fusible link.
>
> How about this one by RedDot:
> http://www.partdeal.com/red-dot-dual-blower-motor-
> assembly-12v-with-resistor-73r5552-rd-5-8583-0p.html?
> zmam=74973193&zmas=1&zmac=4&z
> map=77157575&gclid=EAIaIQobChMI8tmwgue51QIV0lYNCh3QVgmmEAkYCiABEgIUFvD_BwE
> or
> https://tinyurl.com/y83ss46z
>
> thanks for any clues,
>
> Karen
> 1975 26'
>
>
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*John Phillips*
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Keith Vasilakes
Mounds View. MN
75 ex Royale GMC
ask me about MicroLevel
Cell, 763-732-3419
My427v8@hotmail.com
 
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