Mark,
I have a couple of UMA guages that I need sending units for. Can we
deal with them directly instead of going through Aircraft Spruce or
Chief, etc????????Bobby
> NetHeads,
>
> Last night I removed my UMA VSI. Driving home from the airport, the thing
> seemed to work perfectly, indicating even the slightest changes in
> altitude. Today on the way to work, I cracked a car window to induce a
> negative pressure and it instantly showed a 500 ft/min climb. Messing
> around with the window, I could make it read anywhere between plus and
> minus 500 ft/min, for a few seconds anyway. When I parked, the thing
> just sat there on 300 ft/min. I watched it for a couple of minutes, and
> decided that's certainly a part of the problem. I called UMA and the guy
> said "just send it back with a description of the problem and we'll take
> care of it". No mention of payment, so off it goes tomorrow. Nice of
> 'em! Maybe I should have returned my altimeter to them too, rather than
> just buying a new one. It never hurts to ask.
>
> I bypassed the VSI so tomorrow I'll flight test the "new" static system
> and see what I get. I've also hooked up a timer to limit my fuel transfer
> to 100 seconds (then it shuts off automatically), installed another kind
> of air/fuel meter (kluged into the shell of what used to be the worthless
> Tiny Tach), and moved the outside air temperature probe out into engine
> inlet so it can get an accurate indication (it has been under the cowling
> recording temps there). I'll finish it up tonight and fly again on Friday
> afternoon...
>
> Mark Langford, Huntsville, Alabama
> see KR2S project N56ML at http://home.hiwaay.net/~langford
> email to N56ML "at" hiwaay.net
>
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