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Old 02-07-2008
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Default Servo juddery

Hi all,

Does anyone know what the cause could be to why my servo,when centering itself, judders like mad for a few seconds? (when i say judder, i mean 'flickers from left to right really fast').

I'm not sure i'd be able to tell on the track that this is happening, but it's beginning to freak me out a bit, and it can't be good for the servo itself

cheers all,

Stanners
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Old 02-07-2008
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What servo and what radio are you using?

Could be you're using an analogue servo and a digital transmission mode, which will kill the servo in the long run.
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Old 02-07-2008
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A digital servo can 'hunt' for neutral if there is any slack at all in the gears. Try some thick grease on the gears, that should sort it

G
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Old 02-07-2008
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Quote:
Originally Posted by Northy View Post
A digital servo can 'hunt' for neutral if there is any slack at all in the gears. Try some thick grease on the gears, that should sort it

G
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Old 02-07-2008
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It's a KO2343 servo, 6v, and a KO Helios Radio (although it's done it for every radio i've had).

Interesting point that Northy, I have been told before that it could be the servo motor that could be goosed?

I'd get a new one, but i'm a tight ass
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Old 02-07-2008
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mmmmmmmmmmmm tight
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Old 02-07-2008
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pervert
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Old 02-07-2008
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Is the receiver/tranny digital? I had some problem with a non digital tranny and that servo.
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Old 02-07-2008
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If your gonna get a new one i'll dispose of your old one

Seriously, there is nothing wrong with it, the motor has nothing to do with it hunting.

G
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Old 02-07-2008
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It's all digital, and i've used loads of different radio sets with it (not for that reason, i just have)

so, it's ok doing that, just ignore it and stop being gay?
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Old 02-07-2008
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It's fine, as soon as there is some load on it (i.e. going round a track) it'll stop doing it.

Don't worry. Be happy!

G
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Old 02-07-2008
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Stan, i've got a 2123 that does it - and that does have a lot of play in the gears. Must admit it did start to freak me out, but even if you put it on ground it doesn't do it. so shouldn't be a problem.
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Old 02-07-2008
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Just to agree with the above, on my X5 (xx4 steering play) if I hold the car up and flick a wheel it judders around the neutral forever as the slop in the steering gives it momentum and it hunts back and forward continuously.

Put your finer against the servo horn and it stops, so you know it's not the servo internally doing it.

It is worrying though until you realise.
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Old 02-07-2008
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awesome, thanks all for your help on this
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Old 02-07-2008
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are you sure it's your transmitter mate??
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