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Old 18-03-2007
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Default awful noise

hi

my X-6 is making an awful noise.

i took the pinion off...nd it seemed to be fine...not really a noise there.

im gessing it might be the motor...a 6.5 nosram brushless.

do they usually make such a racket?

any suggestions how i could maybe quieten it a bit?


thanks evry1,
Andy
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Old 18-03-2007
tc2k tc2k is offline
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Run the motor without the pinion on.
In my B4 it sounded awful as the gears were quite worn so there was a bigger gap so the gears rattled.
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Old 18-03-2007
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thanks,

ye, it is the motor...does any1 know a way of making them quieter??
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Old 19-03-2007
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Unfortunatlely, it seems like a trait of the Nosram/LRP brushless, so all you can do is put up with it.

You can do all you can with regards to gearbox noise, pinion noise - by checking it all, and making sure the pinion/spur is in good condition etc, then there are the outdrives and dogbones which may be worn and rattle...

But even when all is perfect, it'll still make an aweful noise.

But, on the other hand, Novak motors are much quiter. Mine (6.5R) screams like a 10x2 in my X-6, so you may want to try replacing motors? I know it'll work fine with your Matrix ESC.

Chris
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Old 19-03-2007
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Try some ear plugs, if it is reaching the speed it should, turns in properly, and the gears e.t.c appear to be fine, and not wearing excessively, it ok's.
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Old 19-03-2007
Big E Big E is offline
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I think the odd few Nosram/LRP ones are a little noisy on partial throttle, my 4wd 5.5 is a little noisy but it runs fine as my result at Batley showed.

I'd rather have a noisy notor than a quite one Chris

Check you pinions etc though as well to make sure they are ok.
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Old 19-03-2007
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My LRP 3* motor sounds like a nitro, but it got me my one and only A final (f345 last year)
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Old 19-03-2007
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had this problem on my X6 and it turned out to be a dirty gearbox

strip and clean it may help to.



have you lubed the bearings in the motor?
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Old 19-03-2007
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thanks for yor help guys.

pinion and spur were both brand new a couple of meetings ago, so they r fine.

the motor is just standard out of the box, i havnt changed anything on it or lubed it.

i'll see how it goes on saturday at the finals.

thanks.
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  #10  
Old 20-03-2007
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The newer sinterd motors make even more noice, x11 4.5 gm evo 3.
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