A nose shimmy could be as simple as too much air in the tire. Check the pressure and adjust it to exactly 17, check the shimmy again, etc. The static port is on the pitot tube itself. Your a/s problem could be the indicator itself also! Good luck! Al
Charles McKinnie wrote: > Jerry: > > Congratulations on your new Coupe. I had a nose wheel shimmy problem in > Forney Aircoupe shortly after I bought it. I ordered a bushing kit from > Skyport for about $25.00. After the new bushings and bolts were installed > the shimmy went away. It is a rather simple and inexpensive fix. As I > recall there are three or four sets of bushings in the scissors part of the > nose gear. One would think that with a new dual fork you wouldn't have > that problem but the scissors may be the problem. Did they install a new > scissors with the dual fork? If so, the problem may be somewhere else. > Skyport Services are good folks to do business with. You can reach them at > 1-800-624-5312. Ask for Lee. He will be happy to answer your questions and > may be able to provide some insight to the problem. > > As for the airspeed problem. Could be your ASI static is venting into the > cockpit. Though I will have to admit I have never located an external > static port on my Forney, except on the pitot head itself. Perhaps someone > in Coupe land has an answer to that one. I suppose a leak could be the > culprit. > > Regards > > Charles McKinnie > ---------- > > From: Jerry Eichenberger <[EMAIL PROTECTED]> > > To: [EMAIL PROTECTED] > > Cc: [EMAIL PROTECTED] > > Subject: We got our airplane > > Date: Sunday, January 18, 1998 11:53 PM > > > > My buddy, Jerry Isbell and I bought our airplane on Fri., 1/16. It's a > '46, converted to a D model. We did a thorough annual on it before > purchase, got a couple of surprises, but what else is new. > > The prior owner had got stuck by weather in La Grange, GA, and we bought > it down there. Jerry I. made it back as far as Knoxville this weekend, > heading for Columbus, Ohio. Then the weather crapped out, so we'll get it > the rest of the way home sometime soon. > > Jerry now is a Coupe pilot, and I still have to see it, let alone fly it. > It's a little different from the G-IV and Hawker that he flies > professionally, but that's what it's all about. > > Talking to my buddy, everything went pretty much as expected, except that > our brand new dual nose fork has a nose wheel shimmy right after landing. > Adding a small amount of steering input seems to make it go away. There's > no shimmy on takeoff. > > Anyone know anything about this, and the remedy? The old dual fork was > found bent during the annual we did, so we replaced it with a new one. The > motor mount and associated mounting hardware all checked out fine - they > just needed to replace the fork. > > Also, the static system seems to have a leak, as the airspeed drops about > 20 mph when the canopy is closed up tight. Are there any typical places > that leaks develop? Maybe it's in our encoder, as we still have to get the > transponder certified, since it's now out of date. > > We're both looking forward to flying our new toy, once we get it here. > Thanks for any input. Jerry Eichenberger, Columbus, Ohio > >
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