Mine is on the gear lever (toggle switch), but I wired an led on the dash to
tell me it's engaged. Now I don't forget!
Rick McCurdy
Newburgh, NY
> On Feb 21, 2018, at 11:34 AM, Steve Smith via Fot <fot at autox.team.net>
> wrote:
>
> I DO NOT like the on-off toggle switch for the OD's as I would downshift out
> of OD and forget to toggle the switch to off so I went back into OD as soon
> as the third gear switch was reengaged. To combat this I used a standard
> electrical control scheme called "Three wire control" to engage the OD relay
> but drop it out when the shifter switch opened. To re-engage overdrive a
> pushbutton would activate the relay and latch itself in so the pushbutton was
> just momentary. Does that make sense? I can do a drawing if not clear.
> Steve
>
>
>
> -----Original Message-----
> From: Jack Wheeler via Fot <fot at autox.team.net>
> To: Greg Blake via Fot <fot at autox.team.net>
> Sent: Wed, Feb 21, 2018 8:12 am
> Subject: Re: [Fot] Adding type A OD
>
> For all of my 24 years of SCCA racing, I had the O/D switch mounted on my
> shift lever. Very convenient, and allowed for faster shifting.
>
> Jack Wheeler
>
>
> On Wednesday, February 21, 2018, 4:14:18 AM EST, Greg Blake via Fot <fot at
> autox.team.net> wrote:
>
>
> Looking for what Bosch relay I could substitute for the standard Lucas part
> number. Originally is not an issue as this is under the dash in my race car.
>
> Also looking for advice on OD switch location for the race car. What do you
> guys like to use? I was thinking a button on the steering wheel or on the
> shifter must be convenient.
>
> Appreciate the ideas.
>
> Greg
>
> Sent from my iPhone
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