GMCforum
For enthusiast of the Classic GMC Motorhome built from 1973 to 1978. A web-based mirror of the GMCnet mailing list.

Home » Public Forums » GMCnet » Looking for electric fuel pump control
[GMCnet] Re: Looking for electric fuel pump control [message #367183 is a reply to message #367177] Tue, 12 October 2021 17:54 Go to previous messageGo to previous message
Ken Henderson is currently offline  Ken Henderson   United States
Messages: 8726
Registered: March 2004
Location: Americus, GA
Karma:
Senior Member
Matt,

Here's a list of the applications for what I'm in the habit of calling a
"Vega Switch":
https://1drv.ms/t/s!Ai1vXmS6UF0_gotF3OLJPne3NDCh2w

And here is the diagram of my pumps, as I drew it in 2010:
https://1drv.ms/b/s!Ai1vXmS6UF0_gotLYbNzGmIJMNYfvA?e=md8n9j

Ken H.

On Tue, Oct 12, 2021 at 3:15 PM Matt Colie wrote:

> Ken Henderson wrote on Tue, 12 October 2021 14:25
>> Matt,
>>
>> The problem with the alternator supply is that if the alt. fails, you're
> dead in the water 'til you bypass the isolator. The oil pressure switch
>> (from a Vega), on the other hand, only shuts down the pump when the
> engine initiates the shutdown.
>>
>> Ken H.
>
> Ken,
> I like the idea and the Vega switch had the other function of of powering
> up the pump with ignition on. But that was 50 years ago and I really don't
> remember how it all worked and I don't have another place to add a
> pressure switch. All the regular pressure switches are normally open.
> Anybody have any diagrams or part numbers?
> Thanks
> Matt
> --
> Matt & Mary Colie - Chaumière -'73 Glacier 23 - Members GMCMI, GMCGL,
> GMCES
> Electronically Controlled Quiet Engine Cooling Fan with OE Rear Drum
> Brakes with Applied Control Arms
> SE Michigan - Near DTW - Twixt A2 and Detroit
> _______________________________________________
> GMCnet mailing list
> Unsubscribe or Change List Options:
>
_______________________________________________
GMCnet mailing list
Unsubscribe or Change List Options:


Ken Henderson
Americus, GA
www.gmcwipersetc.com
Large Wiring Diagrams
76 X-Birchaven
76 X-Palm Beach
 
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Previous Topic: [GMCnet] (no subject)
Next Topic: Atwood marine water heater
Goto Forum:
  


Current Time: Sat Sep 28 08:34:15 CDT 2024

Total time taken to generate the page: 0.00827 seconds