Hi Bill,
  One key to success is to adjust them stone cold. This means they must sit
overnight before adjusting, which means you must park the bus in a
convenient location the evening before 'cause you can't start it up before
the adjustment. And even then, don't do it on a hot day...
  my 0.02 Pfennigs...
                        G.
               Gravity is a myth...the earth sucks !
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Gregor Durstewitz                      =============
Oregon Institute of Marine Biology    /_| |__||__| :|  toff
University of Oregon                 0|    Festus   |  toff
Charleston, OR 97420                  '-()-------()-'