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Re: [Healeys] speedo stuck at 78 MPH

To: Bob Spidell <bspidell@comcast.net>
Subject: Re: [Healeys] speedo stuck at 78 MPH
From: i erbs via Healeys <healeys@autox.team.net>
Date: Sat, 12 Jun 2021 23:02:57 -0700
Cc: Ahealey help <healeys@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <CABXhz880GCydqgmefDbidtw__rUzPemTNFTvOjFSbQmxvvTAYA@mail.gmail.com> <CALPtYiNq-SVv_6=fTqGdnq_GCs6E0Txg7dPRGEiVfTsFMvNLAA@mail.gmail.com> <f1229e9b-79dc-11db-3a70-f91c247bc087@comcast.net>
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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@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@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
>>
>>
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Content-Transfer-Encoding: quoted-printable

<div dir=3D"auto">Im thinking about taking it apart=C2=A0 =C2=A0but afraid =
the price to fix will go up if I tried first.<br><br><div data-smartmail=3D=
"gmail_signature">Ira Erbs<br>1959 AH 100-6<br>1967 MGB<br>Milwaukie, OR</d=
iv></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_att=
r">On Sat, Jun 12, 2021, 11:01 PM Bob Spidell &lt;<a href=3D"mailto:bspidel=
l@comcast.net">bspidell@comcast.net</a>&gt; wrote:<br></div><blockquote cla=
ss=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;pa=
dding-left:1ex">
 =20
   =20
 =20
  <div>
    re: &quot;As the needle is stuck, it sounds like the movement/bearing i=
s
    sticky.&quot;<br>
    <br>
    Yep. Hence the &#39;tap the face of the gauge trick&#39; (for dramatic
    effect, if nothing else).<br>
    <br>
    Side note: I&#39;ve taken several speedos apart and actually got one or
    two back together. I expected to see an alleged &#39;jeweled bearing,&#=
39;
    but as far as I could tell it was brass-on-brass (the brass needle
    spindle against a brass pocket). No Swiss watch stuff.<br>
    <br>
    Bob<br>
    <br>
    <div>On 6/12/2021 8:49 PM, Roger Grace via
      Healeys wrote:<br>
    </div>
    <blockquote type=3D"cite">
     =20
      <div dir=3D"ltr">
        <div>As the needle is stuck, it sounds like the movement/bearing
          is sticky. The hair spring should return it if OK.</div>
        <div>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.</div>
        <div>If of interest, I could send you a photo.</div>
        <div>rg</div>
      </div>
      <br>
      <div class=3D"gmail_quote">
        <div dir=3D"ltr" class=3D"gmail_attr">On Fri, Jun 11, 2021 at 3:06
          PM i erbs via Healeys &lt;<a href=3D"mailto:healeys@autox.team.ne=
t" target=3D"_blank" rel=3D"noreferrer">healeys@autox.team.net</a>&gt;
          wrote:<br>
        </div>
        <blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex=
;border-left:1px solid rgb(204,204,204);padding-left:1ex">
          <div dir=3D"ltr">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=C2=A0spin 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<br clear=
=3D"all">
            <div>
              <div dir=3D"ltr">
                <div dir=3D"ltr">
                  <div>
                    <div dir=3D"ltr">
                      <div>
                        <div dir=3D"ltr">
                          <div>
                            <div dir=3D"ltr">
                              <div>
                                <div dir=3D"ltr">
                                  <div>
                                    <div dir=3D"ltr">
                                      <div>
                                        <div dir=3D"ltr">
                                          <div dir=3D"ltr">Ira Erbs
                                            <div>Milwaukie,OR</div>
                                            <div><span>=C2=A0
                                                =C2=A0 =C2=A0 _______ =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0
                                                =C2=A0 =C2=A0 =C2=A0 =C2=A0=
 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0
                                                =C2=A0_______</span><br>
                                              <span>=C2=A0
                                                =C2=A0=C2=A0 (______ \____1=
959
                                                BN4____/ _______)</span><br=
 style=3D"font-family:&quot;Times New Roman&quot;,serif">
                                              <span>=C2=A0
                                                =C2=A0 =C2=A0 =C2=A0=C2=A0
                                                (_________________________)=
</span></div>
                                            <div>=C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 BT7 engine
                                              and disk brakes</div>
                                            <div><br>
                                            </div>
                                            <div><br>
                                            </div>
                                            <div>1967 MGB =C2=A0<img src=3D=
"http://www.britishcarspecialists.com/assets/images/MG_emblem.jpg"; alt=3D"M=
G"></div>
                                            <div><br>
                                            </div>
                                            <div><span>A racing car is an
                                                animal with a thousand
                                                adjustments. Mario
                                                Andretti</span><br>
                                            </div>
                                            <div>Please excuse random
                                              auto corrects and
                                              misspelled words</div>
                                          </div>
                                        </div>
                                      </div>
                                    </div>
                                  </div>
                                </div>
                              </div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
          <br>
        </blockquote>
      </div>
    </blockquote>
    <br>
  </div>

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