[Healeys] speedo stuck at 78 MPH

[i erbs]

Im thinking about taking it apart   but afraid the price to fix will go up
if I tried first.

Ira Erbs
1959 AH 100-6
1967 MGB
Milwaukie, OR

On Sat, Jun 12, 2021, 11:01 PM Bob Spidell <bspidell at comcast.net> wrote:

> re: "As the needle is stuck, it sounds like the movement/bearing is
> sticky."
>
> Yep. Hence the 'tap the face of the gauge trick' (for dramatic effect, if
> nothing else).
>
> Side note: I've taken several speedos apart and actually got one or two
> back together. I expected to see an alleged 'jeweled bearing,' but as far
> as I could tell it was brass-on-brass (the brass needle spindle against a
> brass pocket). No Swiss watch stuff.
>
> Bob
>
> On 6/12/2021 8:49 PM, Roger Grace via Healeys wrote:
>
> As the needle is stuck, it sounds like the movement/bearing is sticky. The
> hair spring should return it if OK.
> If you do decide to replace it, maybe consider a digital replacement that
> you can get built with the exact face as your current one - it can be tuned
> to be dead accurate - independent of diff or tires. The only issue is that
> there is a small lcd trip recorder. I have one on my BJ8 and nobody notices
> the lcd as the speedo face is the same as original and as the tacho, About
> 180 gbp from Speedy Cables in Wales. You would need to sort out a source of
> pulses to drive it. Absolutely no needle jiggering either - it is just like
> a modern car speedo.
> If of interest, I could send you a photo.
> rg
>
> On Fri, Jun 11, 2021 at 3:06 PM i erbs via Healeys <healeys at autox.team.net>
> wrote:
>
>> Any ideas on why my speedo is stuck at 78 MPH? my cable spins freely when
>> I remove it from the back of the speedo, but does not spin while moving. I
>> have not yet jacked it up to see if my angle drive is shit or not. I need
>> to replace it anyway as my speedo is off with new tires. It said 78 , but I
>> was really doing 65., Honest officer
>> Ira Erbs
>> Milwaukie,OR
>>       _______                                  _______
>>      (______ \____1959 BN4____/ _______)
>>          (_________________________)
>>           BT7 engine and disk brakes
>>
>>
>> 1967 MGB  [image: MG]
>>
>> A racing car is an animal with a thousand adjustments. Mario Andretti
>> Please excuse random auto corrects and misspelled words
>>
>>
> _______________________________________________
> Support Team.Net http://www.team.net/donate.html
> Suggested annual donation  $12.75
>
> Archive: http://www.team.net/pipermail/healeys
> http://autox.team.net/archive
>
> Healeys at autox.team.net
> http://autox.team.net/mailman/listinfo/healeys
>
> Unsubscribe/Manage:
> http://autox.team.net/mailman/options/healeys/eyera3000@gmail.com
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://autox.team.net/pipermail/healeys/attachments/20210612/e6be10aa/attachment.htm>