| Re: [GMCnet] Battery replacement ? [message #360483 is a reply to message #360482] |
Wed, 02 December 2020 19:43   |
Ken Henderson
Messages: 8726
Registered: March 2004
Location: Americus, GA
Karma:
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Senior Member |
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Jack,
Since you seem slightly concerned about depending on the Ford collision
switch for engine shutdown, you may want to use an engine oil
pressure switch also. IIRC, I'm using a '74 Vega switch.
Ken H.
On Wed, Dec 2, 2020 at 8:37 PM Jack Christensen via Gmclist <
gmclist@list.gmcnet.org> wrote:
> Jerry Work gave an excellent presentation on installing LiFePO4 batteries
> in the GMC at the GMCWS fall rally. I've included a link to it. It
> convinced me to replace my old CATV 12v batteries wired in parallel and
> also the combiner. So far it's looking good. I just wish I had more
> opportunity to try it out on the road. COVID rules. The only problem I
> had was that I formerly used the output of the alternator to turn off my
> fuel
> pumps if the engine shuts down. With the new combiner, which doesn't have
> a diode in series with the alternator output, it won't work. So I decided
> to mount a Ford collision switch near the wipers as an alternative.
> Better than nothing?
>
> http://gmcws.org/blog/lithium-battery-presentation-gmcws-2019-fall-rally/
> --
> Jack Christensen - K6ROW,
> '76 Glenbrook/Clasco - "The Silver Bullet",
> Sebastopol, CA
>
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Ken Henderson
Americus, GA
www.gmcwipersetc.com
Large Wiring Diagrams
76 X-Birchaven
76 X-Palm Beach
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