[Healeys] Fuel gauge damper's super capacitor

Kees Oudesluijs coudesluijs at chello.nl
Thu Nov 15 09:44:51 MST 2018


It may be better to use a length of braided wire which is very flexibel 
and not prone to breaking up easily, similar to the wire in the distributer.

Kees Oudesluijs



Op 15-11-2018 om 14:18 schreef Michael Salter:
> I have read about this idea many times and never heard of anyone 
> having their tank explode as a result ... probably because they didn't 
> survive!!!
> Such a modification is really not necessary as the following solution 
> works perfectly.
>
> http://www.netbug.net/blogmichael/2015/09/06/smiths-and-jaegar-fuel-gauge-solution/
>
> M
>
> On Thu, Nov 15, 2018, 7:26 AM John Harper <ah100register at gmail.com 
> <mailto:ah100register at gmail.com> wrote:
>
>     Simon
>
>     Don't do it. Petrol will ignite if sufficient energy is applied. A
>     capacitor could provide such energy.
>
>     Best regards
>
>     On Thu, 15 Nov 2018 at 10:15, <simon.lachlan at alexarevel.plus.com
>     <mailto:simon.lachlan at alexarevel.plus.com>> wrote:
>
>         Hi,
>
>         Questions for the tech type super-gurus.
>
>         See the attached article, something I picked up on the
>         internet &/or from this list.
>
>         I’ve finally got round to doing it and have bought a pair of
>         super-capacitors (SC), below:
>
>         https://www.ebay.co.uk/itm/2-Pcs-4-0F-5-5-V-Super-Capacitor-H-Type-Button-Smart-Capacitance-Universal/272412952404?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m2749.l2649
>
>         The article infers to me, at least, that the + terminal of the
>         SC is wired directly to the same terminal connection on the
>         gauge as the wire from the tank sender unit. The – terminal is
>         earthed. How does that system work? Won’t the tank’s
>         fluctuating signal, for want of a better word, simply bypass
>         the SC and carry on flickering the needle??
>
>         And, assuming I ever get the wiring sorted out, will the SC
>         get hot? Mine has a metal case and I’ve had to thoroughly
>         insulate it. I have visions of the fuel gauge working nicely
>         until the insulation catches fire………
>
>         Simon
>
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>
>     -- 
>     Best wishes
>
>     John Harper
>
>     AHC UK 100 Register Secretary
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