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Speed,Combat,Scale,Racing => Scale Models => Topic started by: Clancy Arnold on July 05, 2011, 01:47:31 PM
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I just had an earth shaking revelation!
I was looking everywhere Saturday afternoon for a set of motor mounts to fit my Taube.
If I had found them I would have bolted the engine in and flown the Taube Sunday!
It just hit me that it would have been missing about 14 ounces of nose weight!!!
Remember, A Nose heavy plane flies poorly, a Tail heavy plane flies ONCE.
Clancy
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Clancy,
I thought that the Taube had already flown! I saw a video of it. What gives? You upgrading it already! And I take it you left your bucket of lead at home. By the way My Eindecker took 1 1/2 ponds of lead to bring it into balance. Them WW I aircraft had short noises and heavy engines!
PS any 2011 NATS photos? Score sheets etc?
LL~
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Clancy:
There is an O.S. metal motor mount with the motor that I am forwarding.
JHF
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I will be back from my trip east in about 1 1/2 weeks and will have some pix then. I'm on a cell phone connection which is too slow to do much photo work.
John Brodak was first in sport scale with his Shoestring, I was second with the Jenny and Allen Goff third with his Ryan STA. 1 pt between John and I, and I think just two points more to Allen. Allen was first in F4B with the Waco he took to the WC.
Nicely managed event, very hot and humid. Lucky for me to have a calm day on Sunday.
John
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Thanks Jim
I have two sets of the SIG mounts like I broke on order.
Clancy
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Update report on my Taube.
After trying to fly it in the wind Saturday at the NATS with a problem engine I (it) made a three point landing, two mains and the prop. It was going so slow that the main damage was the broken SIG glass filled motor mounts. I ordered two sets from SIG. They broke right at the rear motor mounting bolts probably saving the engine and the airframe. The balsa above and below the engine needs replacing. (in process) and the new motor mounts are drilled. I received an engine from Jim Fruit, a NIB OS FS91 S with an OS metal motor mount. Thanks Jim!! The OS mount is all metal, and pretty but if it had been in the Taube it might have torn the firewall loose. (Major repair)
The power problem on the original engine, an OS FS91 SII-P has been solved. A loose crankcase breather nipple! Last test run showed 9,100 RPM on an APC 14 x 6 prop. That should give me over 150 ounces of thrust. That should be sufficient to pull through the wind.
Clancy