Suggestions for repairing HP tape drive capstans?

[J. David Bryan]

On Sunday, April 18, 2010 at 19:54, Tony Duell wrote:

> Although I would normally expect imperial measurements in an American
> device, I have noticed that all the screws in this drive have metric
> threads. 

Is it an American device?  I've never seen one, but all of the 
9144/45/35401 manuals appear to have been printed in the UK.  Does the 
serial plate list the country of manufacture?

                                      -- Dave