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-   -   1/12 forum (https://www.rctech.net/forum/electric-road/37-1-12-forum.html)

Mabuchi540 10-14-2005 04:01 PM

This can't be right surely.....
 
I was just doing the first rebuild of my 1/12th and I notice the motor doesn't run parallel to the axel :weird: (I should have spotted this during construction :blush: ).

I appears as if the moldings on the pinion end of the motor can (Orion Element 19t) don't allow the motor to sit totally flush against the motor pod so the pinion ends up pulling the spur inline once it gets to about 10-15% drive power.

I'm guessing this will maybe result in odd spur wear patterns lol.

Shouldn't they both be inline to start with/how would this effect (if any) the handling of the car?

The only way I can see to fix it (if it is a problem) is to make sure my next motor has a flat faced can.

bikedoctor 10-14-2005 06:28 PM

Emergency Help!!!!!!!!!!!!!!!!!!!!!
 
ROAR Region 6 On Road Champs are in less than 18hrs away and I have two problems. Any help will be greatly appreciated.

12th scale must use the Camelian 19turn and I have never used this power plant. What springs and brushes? The one I'm barrowing has no springs or brushes. I'm geared for the Reedy 19turn.

My ride height in the front is off. Im 4.5mm on the left side, 5mm on the right. I set the tweek and still a height discrepancy. I did eat a board hard last night during practice....did I tweak my carbon chassis?? I have seen some of my customers tweek their carbon cranks on their bicycles I repair but I really didn't expect my 12th scale to generate that much force.

Kevin "Last minute" Rivet

OD I hope your online tonight. Go Angels.

odpurple 10-14-2005 06:56 PM


Originally Posted by bikedoctor
ROAR Region 6 On Road Champs are in less than 18hrs away and I have two problems. Any help will be greatly appreciated.

12th scale must use the Camelian 19turn and I have never used this power plant. What springs and brushes? The one I'm barrowing has no springs or brushes. I'm geared for the Reedy 19turn.

My ride height in the front is off. Im 4.5mm on the left side, 5mm on the right. I set the tweek and still a height discrepancy. I did eat a board hard last night during practice....did I tweak my carbon chassis?? I have seen some of my customers tweek their carbon cranks on their bicycles I repair but I really didn't expect my 12th scale to generate that much force.

Kevin "Last minute" Rivet

OD I hope your online tonight. Go Angels.

I've only run the C2 once, it took a much lower gear than the Reedy (spec 19). I usually gear the Reedy at 33/92 and I ran the Camelian at 29/92 (rollout about 51 and 46, respectively). That was on a pretty fast asphalt track.

The only way to really check your chassis is to strip it and put it on your set up board. Or you can get some idea with the car assembled by using a straight edge. If it looks bent loosen all the screws and re-check. If you don't see and big dents or some other impact damage on the chassis I doubt that it was tweeked by hitting the boards.

Check the front spring length; sometimes one will collapse. Check the suspension arms for damage, also. What kind of car is it? Maybe somebody else here has an idea.

RTolle 10-14-2005 07:01 PM

Cypress, what's the big deal about paragon. I can't say I ever noticed a difference between it and niftech.

I don't think I'll be running again untill after the champs. But when I do I'd like to have someone to run mod with.

Sokool 10-14-2005 08:19 PM


Originally Posted by bikedoctor
ROAR Region 6 On Road Champs are in less than 18hrs away and I have two problems. Any help will be greatly appreciated.

12th scale must use the Camelian 19turn and I have never used this power plant. What springs and brushes? The one I'm barrowing has no springs or brushes. I'm geared for the Reedy 19turn.

My ride height in the front is off. Im 4.5mm on the left side, 5mm on the right. I set the tweek and still a height discrepancy. I did eat a board hard last night during practice....did I tweak my carbon chassis?? I have seen some of my customers tweek their carbon cranks on their bicycles I repair but I really didn't expect my 12th scale to generate that much force.

Kevin "Last minute" Rivet

OD I hope your online tonight. Go Angels.


Depending on the track you will either want to go with an all Green set-up, Green spring with putnum green brushes or green/red springs with 767 brushes. The all green set-up is good for nice flowing layouts were RPM is a must, the 767 give a little more torque and the adition of the red spring helps in the efficientcy department.

The C2 was handout motor for the Nats last weekend, I ran the all green set-up with great results. As far as gearing if you have good batteries shoot for a roll out of around 2.000 or slightly higher. If you aren't exactly confident in your batteries or your lack to hit boards drop a tooth or two on your pinion.

Matt Howard 10-15-2005 07:43 AM


Originally Posted by bikedoctor
ROAR Region 6 On Road Champs are in less than 18hrs away and I have two problems. Any help will be greatly appreciated.

12th scale must use the Camelian 19turn and I have never used this power plant. What springs and brushes? The one I'm barrowing has no springs or brushes. I'm geared for the Reedy 19turn.

My ride height in the front is off. Im 4.5mm on the left side, 5mm on the right. I set the tweek and still a height discrepancy. I did eat a board hard last night during practice....did I tweak my carbon chassis?? I have seen some of my customers tweek their carbon cranks on their bicycles I repair but I really didn't expect my 12th scale to generate that much force.

Kevin "Last minute" Rivet

OD I hope your online tonight. Go Angels.

I've been running the C2 in my 1/12 with a rollout between 50 and 51mm with 767's and green/green springs. Even with it geared that high I'm still turning the same laptimes at the end of the race as I am at the beginning.

Still Bill 10-15-2005 07:52 AM


Originally Posted by Matt Howard
I've been running the C2 in my 1/12 with a rollout between 50 and 51mm with 767's and green/green springs. Even with it geared that high I'm still turning the same laptimes at the end of the race as I am at the beginning.

What? Matt Howard driving a 1/12th scale? Sure can drive the wheels off of anything he touches. Hello from Stockton. Cheers!

Matt Howard 10-15-2005 07:58 AM


Originally Posted by JRX-S Bill
What? Matt Howard driving a 1/12th scale? Sure can drive the wheels off of anything he touches. Hello from Stockton. Cheers!

I've always driven 1/12, just ask anyone at stockton that watched the best onroad finish ever at the regionals a couple years ago, 4 of us finishing an 8 minute race within 1 second of each other. The only lap I led was the last one :p

Still Bill 10-15-2005 08:04 AM


Originally Posted by Matt Howard
I've always driven 1/12, just ask anyone at stockton that watched the best onroad finish ever at the regionals a couple years ago, 4 of us finishing an 8 minute race within 1 second of each other. The only lap I led was the last one :p

Oops! I WAS there. Forgot...Getting too old...

That was my first Regional too. Played that video a couple times myself.

Matt Howard 10-15-2005 08:10 AM


Originally Posted by JRX-S Bill
Oops! I WAS there. Forgot...Getting too old...

That was my first Regional too. Played that video a couple times myself.

I've got the whole race saved on my laptop :D

ttso 10-15-2005 08:28 AM

Is that different tire company has different color label? I found CRC tire chart here:
http://www.kimihiko-yano.net/Product...-tire-type.htm
and it's very different with Jaco's.

On the other hand, TRC's looks more like Jaco
http://www.teamtrinity.com/trc/touring.html

As suggest Jaco purple/pink (40/30) for asphalt, I assume if I using CRC, it going to be black/black (40/30), anyone using CRC tire able to confirm that?

Thanks.

Sokool 10-15-2005 08:47 AM

Here is a better link to the compounds. I have been using Purple/Pink CRC tires on asphalt with good results. From what I understand they use Jaco Rubber on there own wheels.

http://www.teamcrc.com/crc/modules.p...article&sid=27

You may also what to check to application guide at the very bottom of that page... :cool:

Thraex 10-15-2005 08:49 AM

On the CRC site there is some explaination about foam tires, here's the link: http://www.teamcrc.com/crc/modules.p...article&sid=27

ttso 10-15-2005 09:15 AM

That's the most useful link I found so far for tire. Thanks lots... :lol:

Still Bill 10-15-2005 09:48 AM


Originally Posted by Matt Howard
I've got the whole race saved on my laptop :D

That's some good use of disk space :)


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