>The clevis pictured in the upper left corner is where you adjust
>freeplay.  There's a lock nut, then the shaft can be screwed up or >down.

Any suggestions on how to get a wrench on this?  My locknut is loose, so I have to adjust the freeplay with my fingertips, since I have never figured out how to get tools on this to re-lock it.  I suppose I could do it when I remove the entire dash to replace the heater blower.

Bill