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Troubleshooting speedometer tachometer

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Old Apr 2, 2005 | 03:24 PM
  #1  
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Default Troubleshooting speedometer tachometer

I have them both removed from my '73 coupe and they appear in good shape.
I spun the brass bushing by hand on the tach and it spun easily without binding. and the best part is I got needle deflection.

On the speedo I did the same thing with similarly good results including the needle remaing steadily deflected with constant RPM of the brass fitting. The trip Odometer however will not reset using the cable.

What else can I do to troubleshoot these?
Anybody know what I can do with the Trip Odometer?
And lastly has anyone ever taken one apart?
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Old Apr 2, 2005 | 03:53 PM
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I have seen somebody's post on here recently about the odometer with pictures etc. Search for speedo gear and you may find it as that is what I was looking for
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Old Apr 2, 2005 | 08:31 PM
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Thx
i got the article on how to do this ... here i go
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Old Apr 2, 2005 | 10:05 PM
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do you have the rubber tip on the re-set ****? you need it to turn the trip meter,, mine was a real bear to turn so i put a air fitting over the knurled fitting to get leverage on it and broke it in,,then i ordered a new rubber tip and was amazed how i couldnt re set it without the rubber tip on...once i put it on it workes real e/z ... i can reset it while sitting in the drivers seat,,,the air fitting im talking about is the one thats screwed into the bottom of your air tool the side that you put into the hose will fit perfectly over the knurled **** of the reset **** of your trip meter(with the rubber tip off!!!) you'll get a lot of leverage on the cable and break it loose,, if you want you can try to lube the cable at this time,,, i didnt the leverage alone broke mine loose
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Old Apr 3, 2005 | 07:58 AM
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YOU ARE DUH MAN!

broke it free ... and it did not ruin the ****!
i am syked!
thx
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Old Apr 3, 2005 | 08:57 AM
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Originally Posted by timrb73coupe
YOU ARE DUH MAN!

broke it free ... and it did not ruin the ****!
i am syked!
thx
did you try the air hose fitting?/////do you have the rubber tip? if not i have a web site that sells them.
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Old Apr 3, 2005 | 02:07 PM
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Yep .. used the airhose fitting to break it free ... did not ruin the rubber tip
thanks for the help
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Old Apr 3, 2005 | 10:21 PM
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glad i could help

Last edited by carl a; Apr 3, 2005 at 10:52 PM.
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