[Healeys] Starter electrical issues

[Bob Spidell]

Plausible. I've rebuilt a battery switch, the contacts are pretty beefy 
copper plates, and I think they'd melt before they'd warp and return to 
shape, but ... plausible.

On 4/5/2022 12:27 PM, Roland Wilhelmy wrote:
> The battery switch is on the light duty side but it must carry the 
> full starting current. I can imagine that the terminals inside the 
> switch get hot and warp just a bit disconnecting the battery. Then if 
> given a chance to cool the terminals return to make connection once more.
>
> Side note: Roger Moment recommends limiting the length of time running 
> the starter when firing up a newly rebuilt engine and getting oil 
> pressure, etc. Give the poor switch time to recover.
>
> -Roland
>
> On Tue, Apr 5, 2022, 11:53 AM Bob Spidell <bspidell at comcast.net> wrote:
>
>     The starter balking is understandable--at least, intuitively--but all
>     the other electricals ceasing to work isn't (assuming the battery is
>     still connected). After all, this isn't a modern car with a PCM, ECU,
>     etc; we're just talking copper wire here. My folks' Lincoln would die
>     when one of the CoPs would put a voltage spike on its primary lead,
>     which would knock the PCM out cold. No such silliness in a Healey.
>
>     Just to be contrarian, maybe the starter is causing a dead short,
>     somehow?
>
>
>     On 4/5/2022 4:41 AM, Bob Begani via Healeys wrote:
>     > Perry, the ground is negative.  From comments made by others am
>     just going to replace the ground strap and with serrated washers
>     so they dig into the metal especially on the frame.  Will keep all
>     advised.
>     >
>     > Bob
>     >
>     > -----Original Message-----
>     > From: Healeys <healeys-bounces at autox.team.net> On Behalf Of
>     Perry Small via Healeys
>     > Sent: Monday, April 4, 2022 7:32 PM
>     > To: healeys <healeys at autox.team.net>
>     > Subject: [Healeys] Starter electrical issues
>     >
>     > Bob
>     > Is it possible that the after market high torque starter that
>     you are using is set up for negative ground only? For a contact
>     type starter like the original Lucas, it doesn’t care but perhaps
>     your replacement unit has protection built in.
>     > P
>     >
>     > Sent from my iPhone
>     > _______________________________________________
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://autox.team.net/pipermail/healeys/attachments/20220405/3d2e824c/attachment.htm>