The current high winds in the UK remind me of the problem which has =
occurred to me twice this year after a crosswind departure from home =
base (Old Sarum - a fairly bumpy grass airfield) with a subsequent =
landing on a hard runway without significant crosswind. Having =
taken-off with a 15-25 knot crosswind (from the right in both cases - =
the "best" side), severe nosewheel shimmy was encountered on landing, =
which continued until the aircraft was brought to rest. Not pleasant =
waiting for something to break, and unable to do anything about it. =
Fortunately no damage on either occasion. Has anyone else encountered =
this problem, and is there a remedy? The friction on the (so called) =
shimmy damper was checked as between 8-9 Kgs on both occasions. Ian =
Rickard has suggested that I reduce friction to around 5-6 Kgs in the =
hope that slipstream will straighten the nosewheel in flight from any =
inadvertant sidethrust imparted during rotation.
Brian Tarmar
G-OBJT 055 Classic Trigear, 912S/Warpdrive and XS front/mods
65 hours and still smiling when it ain't shimmying!
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