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Checking the mesh of your spur gear and clutchbell.

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Old 01-14-2008, 05:52 PM
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S.R.G.
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Default Checking the mesh of your spur gear and clutchbell.

Ok, I have received my new Tornado BB in today. I am very pleased so far, but failed to receive my extra glow plug, so I hope it does not go bad. When looking at the RC, I was puzzled by how to check the mesh of the gears. First off, what do I take off, unscrew, or move? If someone can help me to check the mesh of the gears, please help a beginner out. Also, is it pretty much set from factory? Is there a way to check the mesh without taking apart the RC?

Thanks for your help.
Old 01-14-2008, 06:30 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

mesh is set from the 4 screws that hold the engine, you would loosen them up to adjust (move the engine). Just put your finger on the clutch bell and the other finger on the spur gears, move them back and fourth while holding the clutch bell in place, there should be a little bit of play, i mean very little. The car should roll freely when pushing forward, no binding, make sure the brake is not on.
Old 01-14-2008, 11:24 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Play as in when you hold the clutch gears, that the spur gears can turn a little? or what do you mean? When I hold the clutch gears, I get about 1-2 mm of turning space on the spur gears, but very unsure what "play" you mean. Sorry for the questions, just really do not want to be taking the thing apart, and really do not have too much help with this.

Thanks.


ORIGINAL: ehroof

mesh is set from the 4 screws that hold the engine, you would loosen them up to adjust (move the engine). Just put your finger on the clutch bell and the other finger on the spur gears, move them back and fourth while holding the clutch bell in place, there should be a little bit of play, i mean very little. The car should roll freely when pushing forward, no binding, make sure the brake is not on.
Old 01-14-2008, 11:29 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Proper way to set the the mesh
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Old 01-14-2008, 11:33 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Yes, I have the pdf - problem is, how to check the mesh without taking apart the RC - as I am a beginner in nitro rc, and do not believe I can take the RC apart and put it back together in working order. ehroof is on the right track, but only if I knew what "play" he was talking about or perhaps a video.
Old 01-14-2008, 11:34 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

If you read the manual I just posted it says 0.1mm play no more then 0.2mm
Old 01-14-2008, 11:37 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

I just did mine no more than 1 hr ago. All I did was remove my fuel tank to get better access to the gears. I believe that picture in the PDF is taken all apart only for the picture. You don't need to go that far!
Old 01-14-2008, 11:40 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Yes, I understand that, but I have no way to put the paper in it when it is put together. Also, I have not way of directly looking at the gears to tell the amount of spacing or placement. I can see ehroof is on the right track with a way to tell the mesh without taking apart the RC. Thanks anyway for your help though, but what you have posted and suggested is what I am trying to avoid (remember, newbie to nitro, and no help at all).
Old 01-14-2008, 11:40 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

What he means by play there should only be or feel like a hair line wiggle/play between both the clutch and spur gear.
Old 01-14-2008, 11:41 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Ok, what screw do I take off? I went to take of what I believed was the tank screw, and lets just ay I had no luck.


ORIGINAL: TThib

I just did mine no more than 1 hr ago. All I did was remove my fuel tank to get better access to the gears. I believe that picture in the PDF is taken all apart only for the picture. You don't need to go that far!
Old 01-14-2008, 11:47 PM
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Default RE: Checking the mesh of your spur gear and clutchbell.

I do mine when it's all together and what I do and I hold the motor in place with one hand while spinning the spur gear with the other hand with the screws just lose enough to where I can move the motor and still stay in place, But I keep adjusting it until when you spin the spur gear and it wont move, then ill back it up a hair till it spins freely just a hair then ill lock it down, we all once was there and it is a bit scary the first time with these things because your afraid you will get something out of whack and mess it up, but thats the fun part about it all, we all learn from our mistakes, so don't worry about it just do it, and you will feel better about yourself you can do it, its easy, just scary.
Old 01-15-2008, 12:51 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Wow, it is easy for you to say. But still "play"? I got 3 pm's saying it is just like "play on the gears". Ok, when I hold the clutch gears (the black ones), and attempt to move the spur gear on the bottom (the silver gear), what should be the movement counter clockwise or clockwise - as in how much should the gear move? Right now it is about 1-2mm, but what should it be? I guess maybe that gets my question along easier - basically when I hold the clutch gears on the bottom, how much should the spur gear move?
Old 01-15-2008, 12:54 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

You should only notice a movement of a hair, how ever thick your hair is thats how much movement.
Old 01-15-2008, 12:56 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

.
Old 01-15-2008, 01:07 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Ok, I think I got it. I had to tinker and think to myself - "I cannot take this dang thing apart, I would end up ruining something. And another thing is redcat really did not want you to remove the tank easily with the nuts tightly squeezed in a small space, without a proper tool to grasp them." So with this thought, I asked myself, here are the gears, why not press a strip of paper on the spur gear and run it through?!? So that is what I did, and it seems to be fine. I did not have much lock-tight (enough for 2 screws), so I will just leave 3 screwed in and one out as I put lock-tight on them tomorrow. Now when I hold the clutch gears, and move the spur gear, it may move about a hair or two, but that is it. With this done, I rolled the back wheel and it goes smoothly, and I believe I may have the mesh set properly. If anything seems wrong, please post. But from what Macanan, a hair or two movement of the spur gear is perfect. I feel better now.

Thanks Macanan and ehroof.
Old 01-15-2008, 01:08 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

WAIT a min you just got in your buggy ? OO and your worried about taking it apart ? guess what, you have to take it apart, to get to all cups to add some locktite to the grub screws, a lot of the time within a few days of running they will come lose and you will loose your grub screw, if its a 2 speeder you have to add locktite to the grub screw on it as well, you will see 2 grub screws on that, one for when it changes into gear and one to hold it on there, and you could add some o rings in the dog bone c cups to let up on some of the slack, you want to add locktite to your motor mount screws as well, you will want to tighten the wheel nuts as well that holds the wheel on they have a bad thing of flying off as well, you see there's more to it then just being worried about takeing them apart because thats what its all about.
Old 01-15-2008, 01:15 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Yea, I see the wheel nuts here - securely locked in place from the factroy - took one off and it had a substance on it - perhaps lock-tight. I do not knwo about the grub screws or their location. Perhaps the best thing for me would be a video or how-to to take this thing apart. The manual does not do a good job of this, and my manual especially suck as the ink is unreadable where the parts diagram is (must of had a print jam or something of that sort - very light or chopped). I am going to go download the manual of RedCat later on, but I believe if someone has a how-to or video on taking it apart or even on the grub screws, that would be awesome.

"WAIT a min you just got in your buggy ?" - and yes, I have had it for a wopping 7 hours and have had 5 disappoitements - first the thing is a pain to take apart (like any rc, but with double the screws and nooks), horrible manual, no extra glow plug like I ordered (waiting on a reply from Tri County Racing), one entire nut was missing from one of the tank mounts, and the glow plug igniter is not holding a charge. besides that, I am ready to run this thin tomorrow in my dad;s shop as it is 30's and 40's outside with bad wind.
Old 01-15-2008, 01:18 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Watch some of this guys video's he is using a warhead but there the same thing
to the right of the video you will see More From: andyandvirg click on that and he has a list of things he does to it

http://www.youtube.com/watch?v=n0KYZozpzhw
Old 01-15-2008, 01:22 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Wow, that is the exact same RC it looks like - but with a different name. Ok, now tank is easily removed, where are the grub screws now?

Awesome video link btw.


ORIGINAL: Macanan

Watch some of this guys video's he is using a warhead but there the same thing

http://www.youtube.com/watch?v=n0KYZozpzhw
Old 01-15-2008, 01:30 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

This one talks about the tranny he calls a gear box

http://www.youtube.com/watch?v=fmXOWY6wDQ0&feature=user
Old 01-15-2008, 01:40 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Watch these in order and you will learn a lot.

Nitro tuneing and repairing

1 of 24 http://www.youtube.com/watch?v=GQPxiY3F3Wg
2 of 24 http://www.youtube.com/watch?v=eQRVc...eature=related
3 of 24 http://www.youtube.com/watch?v=yXQEi...eature=related
4 of 24 http://www.youtube.com/watch?v=5URUt...eature=related
5 of 24 http://www.youtube.com/watch?v=QnYrd...eature=related
6 of 24 http://www.youtube.com/watch?v=EWVg7...eature=related
7 of 24 http://www.youtube.com/watch?v=g2HZV...eature=related
8 of 24 http://www.youtube.com/watch?v=3pZOr...eature=related
9 of 24 http://www.youtube.com/watch?v=cPXnC...eature=related
10 of 24 http://www.youtube.com/watch?v=zjfEL...eature=related
11 of 24 http://www.youtube.com/watch?v=rDfe1...eature=related
12 of 24 http://www.youtube.com/watch?v=epylG...eature=related
13 of 24 http://www.youtube.com/watch?v=pNHzK...eature=related
14 of 24 http://www.youtube.com/watch?v=-XWKu...eature=related
15 of 24 http://www.youtube.com/watch?v=JPuY-...eature=related
16 of 24 http://www.youtube.com/watch?v=T-BZj...eature=related
17 of 24 http://www.youtube.com/watch?v=69H4n...eature=related
18 of 24 http://www.youtube.com/watch?v=i4mBE...eature=related
19 of 24 http://www.youtube.com/watch?v=bNWJP...eature=related
20 of 24 http://www.youtube.com/watch?v=AVuFD...eature=related
21 of 24 http://www.youtube.com/watch?v=bzBNA...eature=related
22 of 24 http://www.youtube.com/watch?v=nG6WE...eature=related
23 of 24 http://www.youtube.com/watch?v=dP6l3...eature=related
24 of 24 http://www.youtube.com/watch?v=yZpIt...eature=related
Old 01-15-2008, 01:47 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

Ok, fist off, I jsut went to take my Tornado apart - not the same as in the video. The is a single plate that covers the fron, where the reciever is, as well as nearly behind the otor. I am thinking I need to take all of the screws out of this, then lift this off to expose the motor, remove the tank, see the gears, and see the grub screws. I can early access the grub screws, and had an old wrench to test one of them. It is very snuck, and do not see a high risk for it falling out any time soon. Now for the tear down.
Old 01-15-2008, 01:54 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

I have watch half of them, but not much tear-down coverage, or some other coverage. I have tested one of the grub screws (one to front end), and it was ultra tight, so I do not think to much worry. I also have taken some pics. Servo still seems to be in an abnormal position, but main thin is the disassembly.

second picture on the top row is a pic of the grub screw I was able to test - it is definitely on there very, very tight
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Old 01-15-2008, 02:00 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

And when and if you do get to the dog bones c cups here is what needs to be done. But don't make them to thick or the dog bone will be to tight, thats only if you notice the dog bones can move in and out, you want to add this to all of the c cups if you don't have O rings.
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Old 01-15-2008, 02:03 AM
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Default RE: Checking the mesh of your spur gear and clutchbell.

But I wouldnt worry about a full break down unless you have to


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