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-   -   How to make my SCX10 TR smoother on takeoff/low speed?? (http://www.rccrawler.com/forum/newbie-general/243112-how-make-my-scx10-tr-smoother-takeoff-low-speed.html)

fyrfytr 04-09-2010 11:48 AM

How to make my SCX10 TR smoother on takeoff/low speed??
 
I am a happy new owner of a SCX10 TR Dingo, it works great so far. Just wondering how to make the slow speed smoother. It seems very touchy when starting out from a stop.

Thanks for any suggestions!

Duuuuuuuude 04-09-2010 12:17 PM

What motor? What esc? What spur and pinion?

You'll need to give up some info to get proper help. "thumbsup"

canadianbacon 04-09-2010 01:22 PM

Quote:

Originally Posted by Duuuuuuuude (Post 2400844)
What motor? What esc? What spur and pinion?

You'll need to give up some info to get proper help. "thumbsup"

Probably the stock electronics, 27t motor, 87tS and 20tP.

fyrfytr 04-09-2010 02:53 PM

Yup, all stock. Notice the title, SCX10 TR.;-)
Thanks.

2500hdon37s 04-09-2010 03:30 PM

get a lower gear ratio, use a 14t pinion!

BGGruff 04-09-2010 03:45 PM

I kept the stock gearing but swapped a 55T motor for the 27T. Works great!"thumbsup"

TrailDawg362 04-09-2010 03:59 PM

A good motor makes all the difference "thumbsup".

BIGJOHNSON18 04-09-2010 04:13 PM

try resetting the throttle positions on the esc
re-program it to the controller and it should help

fyrfytr 04-09-2010 05:00 PM

Quote:

Originally Posted by BIGJOHNSON18 (Post 2401158)
try resetting the throttle positions on the esc
re-program it to the controller and it should help

How is this done, is it fairly simple?
Sorry, I obviously fit well in this "Newbie" section!

BIGJOHNSON18 04-09-2010 05:15 PM

Quote:

Originally Posted by fyrfytr (Post 2401208)
How is this done, is it fairly simple?
Sorry, I obviously fit well in this "Newbie" section!

it should be in the manual under programing the esc
and it is very simple

fyrfytr 04-09-2010 08:37 PM

Quote:

Originally Posted by BIGJOHNSON18 (Post 2401227)
it should be in the manual under programing the esc
and it is very simple

O.K. I'll check it out after I get home from the fire station in the morning.

I'm very happy with the speed range, it's about perfect for my 6 yr. old right now, it just seems a little "jerky" when starting out.

Thanks

fyrfytr 04-10-2010 07:49 AM

I see nothing in the manual about programming the esc???? Any ideas?

Turn'Nburn 04-10-2010 10:31 AM

Quote:

Originally Posted by BGGruff (Post 2401130)
I kept the stock gearing but swapped a 55T motor for the 27T. Works great!"thumbsup"

yep, a 55T motor and the stock 20t pinion should be about perfect."thumbsup"

fyrfytr 04-11-2010 07:54 AM

Quote:

Originally Posted by Turn'Nburn (Post 2402143)
yep, a 55T motor and the stock 20t pinion should be about perfect."thumbsup"


Wouldn't changing the motor or pinion slow down the overall speed? I am very happy with the stock speed range, I am just looking for a smoother takeoff. It is sometimes really jerky.

Turn'Nburn 04-11-2010 10:04 AM

from your original post it sounded like you wanted more torque for smoother low speed operation. but if it acts glitchy then that is likely radio interference or just the crappy stock speed control.

oldhippie 04-11-2010 12:54 PM

It's the cheap axial speed controller.:roll: A sidewinder is a good smooth scaler item. If ya like the speed, keep the motor/pinion ya got and get a speedo. 8)

gardenwelder 04-11-2010 01:06 PM

speed control and radio speed.
 
2.4 radio will have a much smother feel.
but the speed control has the most effect. the novak rooster is super responsive. gearing down will help but wheel speed is great. make sure the reciever is mounted high and away from the speed control to prevent inerferance.
make sure your drive line is perfectly smooth with no motor attached, any extra friction will have the most effect at low rpm.
thats my 2 cents.

redjeeper 04-11-2010 01:18 PM

get the novak 55t crawler combo with the stock gearing it works great!!:ror:

also a better radio would slightly help

Hordsak 04-11-2010 09:56 PM

I recently installed a Tekin FXR to replace my Rooster Crawler ESC, and I like it alot more. It's alot smoother on take-off with both my 55t, and 35t motors. 27 turn motors make starting off "smooth" more difficult. The easiest way to try to help would be going to a smaller pinion as someone has mentioned.

BigBoy 04-11-2010 10:08 PM

Quote:

Originally Posted by gardenwelder (Post 2403588)
2.4 radio will have a much smother feel.


A 2.4 radio is a great suggestion! I run a cheap traxxas esc, cheap 35t motor with a 21t pinion in my scx but my radio is a dx3e and the truck is smooth as silk as a snails pace! Sometimes I swap motor and run a 17x1 speed gems when I want speed, same cheap esc and it's still very smooth at low speed. The dx3e was only $100.00 and has all the features you will need.....it will feel like a new truck!

I ran high dollar esc's and they do help but not as much as the radio did.


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