My old TR6 did exactly the same thing. Came out of the dash very easiliy
and I sent it to Nisongers. Came back within a week and a half (if I
remember correctly) and never had a problem with it again.
Sorry I can't give you any more info on fixing it yourself but I was
completely satisfied with the fix mentioned above.
Philip E. Barnes wrote:
> Good morning:
> I took the Mistress out for the first time (this spring) yesterday and she
> managed to find another TR6 in a backyard not far from home (CC26673L, if
> you must know). A bit rough, but a runner, and the owner is in the process
> of taking care of things. You meet the nicest people...
> Anyway, the speedo is driving me nuts. It is the typical erratic operation,
> the needle lashing back and forth and reading high generally. I am
> reasonably confident in the cable, at least it looks good. I am wondering
> if I will open Pandora's Box if I try to repair this thing myself. It seems
> to me that all that may be wrong with it is the lubricants in it are dried
> out. I am not a moron when it comes to fine mechanical bits, but do I need
> some special watchmaker's tools to get it apart? I hate to send it to
> Nisonger's ( I could have done that in January). Help me out here.
> Phil Barnes
> Cortland, NY (nowhere near New York City)
> '71 TR6 CC61193L (20 year owner)
Elkins Park, Pennsylvania, USA