"Tom Cummings"
I had a brand new Mid-Continent MD-90 clock installed in my Cessna 172. It
runs real slow and I would like to know is there a way to adjust the clock?


http://www.dallasavionics.com/midcontinent/clocks.html

Unplug it ....wait for 12 hours, plug it back in?


(The "good one" was already taken)


Montblack