On Wed, 28 May 2003 12:00:01 +0100, you wrote:

>>For tracing temp-related  faults, a hairdryer and can
>>of freezer spray is invaluable.
>
>Yeah have not got this far yet, but the nature of the problem is that =
you
>have to turn the plotter off to recover from the error, which rather =
hampers
>heating/cooling to turn the fault on/off, as it only occurs when the pen=
 is
>moving, and once it fails it considers the failure to be fatal.
>
>>Might make life easier if you can drive it from a PC
>>to put  into a fixed motion pattern.
>
>Certainly a thought which may be worth pursuing. May make it easier to
>decide just which bit is at fault if I can exercise one axis at a time.

And maybe it's just a random intermittent fault that is nothing to do =
with a particular axis - what
is leading you to believe it's motion related - does it give a meaningful=
 error code or something ?
=20

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