How to fix the 'gear spinning on the shaft' odometer problem

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Zebedee
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Location: Maryport, Cumbria

How to fix the 'gear spinning on the shaft' odometer problem

Post by Zebedee »

Since i bought my caravelle i've been plagued with the odometer acting up. Sometimes it worked fine, other times not at all or it would read 1/2 the mileage i'd travelled etc.
First i had a problem with the green gear working its way off the end of the shaft causing it to come out of mesh with the worm drive. I used a drop of superglue which cured it for a week or two. When the weather started to get warmer it came off again so i made a little plastic stop plate to prevent it trying to escape.
Problem solved or so i thought.

It started acting up again after another few weeks of hassle free use so i had another look and found the silver gear at the other end was spinning free on the shaft.
I tried superglue again and yet again it fixed it for a while.

I'm now fed up with taking it apart so thought i'd fix it properly once and for all.

Heres a little how to:
First remove the instrument panel, then the speedo head as covered in all good workshop manuals (or even the haynes one :wink: ).
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Using a fork ensures the needle isn't broken through being bent. Do not lever against the speedo face as it will dent easily.

Remove the 2 small screws and take off the speedo face.
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Small piece of wire inserted through the gears hub and the shaft then bent over on both ends so it can't fall back out again.
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If that doesn't stop it spinning on the shaft then nothing will. :mrgreen:
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1988 Caravelle running LPG

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