[Healeys] Fuel gauge damper's super capacitor

Michael Salter michael.salter at gmail.com
Thu Nov 15 06:18:42 MST 2018


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 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> 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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