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my t-rex spins too fast!!! help please

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Old 09-13-2007, 04:43 PM
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matador_24
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Default my t-rex spins too fast!!! help please

Hi guys... I am new with the t-rex 450..... everything seems to be ok, belt tight.... but when I try to lift.... it starts spinning to the left very fast..... what can be wrong???????? the belt is new, I checked if.... belt slipping, worn teeth on belt or gears and nothingggggggg.... it"s the 450 SE... all metal....thankssssss......
Old 09-13-2007, 05:01 PM
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Default RE: my t-rex spins too fast!!! help please

The most common cause of this is that something is reversed.
Try reversing the gyro.
Old 09-13-2007, 05:38 PM
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matador_24
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Default RE: my t-rex spins too fast!!! help please

Thanks vince.... it was that! andddddd... after 5mins... it went straight to the ground, hehehehehehe... it was too windy for a newbie cost: blades, the main grips shaft and I'll see what else........ I guess that it has to happen... but... why that soon?????
Old 09-13-2007, 07:21 PM
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exeter_acres
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Default RE: my t-rex spins too fast!!! help please

first heli?
Old 09-14-2007, 01:32 PM
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matador_24
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Default RE: my t-rex spins too fast!!! help please

yes, first... I have a lama v3 and I have practiced many hours in the SIM.... I should be ok, but I wasnt
Old 09-14-2007, 03:25 PM
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ross_jsy
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Default RE: my t-rex spins too fast!!! help please

just take your time. dont expect to be able to hover on your first flight. these are a lot harder to fly than a lama
Old 10-02-2007, 06:42 PM
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ronfurious
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Default RE: my t-rex spins too fast!!! help please

you said you were a newbie, So there are many common "beginner" errors in your setup that could have caused the heli to yaw left.
1) gyro not installed or set up properly. ie. servo or gyro reversed. not enough gain, or servo throw, incorrect gyro mode, inibited in the radio.
2) belt twisted the wrong way causing the tail blades to spin backwards.
3) tail blades installed backwards. trailing edge first.

We need some picture or you need some local help. If its not sorted out by now.
Old 10-02-2007, 08:25 PM
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Andir
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Default RE: my t-rex spins too fast!!! help please

ORIGINAL: ronfurious

you said you were a newbie, So there are many common "beginner" errors in your setup that could have caused the heli to yaw left.
1) gyro not installed or set up properly. ie. servo or gyro reversed. not enough gain, or servo throw, incorrect gyro mode, inibited in the radio.
2) belt twisted the wrong way causing the tail blades to spin backwards.
3) tail blades installed backwards. trailing edge first.

We need some picture or you need some local help. If its not sorted out by now.
4) Tail servo backwards? (right? I'm guessing here)

edit: of course I read your #1 option wrong and thought you missed it. Silly me for jumping to answer.

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