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-   -   Brakes not effective (http://www.oople.com/forums/showthread.php?t=60002)

Dudders 30-12-2010 06:34 PM

Brakes not effective
 
Hi all,

I have a speed passion ESC with a control box for set up. Just found the time and courage to have a fiddle as I wanted more brakes on neutral.

However, I think I've set up everything to maximum and still the car rolls. Surely in neutral (or a little reverse stick even) it should stop the drive wheels in an instant.

What am I doing wrong?

All words of wisdow and other greatly welcomed as it reet doing my nut in! :confused:

coolcars782 30-12-2010 06:36 PM

Make sure it was the drag brake you adjusted, not just brakes.

Dudders 30-12-2010 06:46 PM

Drag Brake (2) set to 8 = 50%
Max Brake Force (5) set to = 4 = 100%
Initial Brake Force (7) set to = 4 = 40%

Cant see what's wrong.

Dudders 30-12-2010 06:50 PM

Couldnt be T/X issue could it?

markwilliamson2001 30-12-2010 06:57 PM

1) Set the transmitter EPA's to 100%.
2) Set all brake curves to linear
3) Re-calibrate handset with ESC.

Then retry...it could be that the ESC doesn't know where neutral is properly, so is not applying drag brake effectively.

Hope this helps.
Mark

Dudders 30-12-2010 07:07 PM

Quote:

Originally Posted by markwilliamson2001 (Post 446926)
1) Set the transmitter EPA's to 100%.
2) Set all brake curves to linear
3) Re-calibrate handset with ESC.

Then retry...it could be that the ESC doesn't know where neutral is properly, so is not applying drag brake effectively.

Hope this helps.
Mark

Will try 1 and 3 in a bit after putting the kids to bed. How do you do number 2 though?. Cant see a setting for this? :confused:

bigred5765 30-12-2010 07:11 PM

the wheels shouldn't stop instantly in neutral, thats why its called neutral to stop wheels dead you must use break, drag brakes are only to give the effect of a brushed motor,

Dudders 30-12-2010 07:15 PM

Quote:

Originally Posted by bigred5765 (Post 446935)
the wheels shouldn't stop instantly in neutral, thats why its called neutral to stop wheels dead you must use break, drag brakes are only to give the effect of a brushed motor,

Ok fine, didnt know what 'Drag Brakes' did - understand now. This appears to be working.

However, What I want is some braking effect in neutral postion of the stick without the need to pull back on it.

Something that isnt happening, or is it not possible? :confused:

bigred5765 30-12-2010 07:19 PM

Quote:

Originally Posted by Neildudman (Post 446916)
Drag Brake (2) set to 8 = 50%
Max Brake Force (5) set to = 4 = 100%
Initial Brake Force (7) set to = 4 = 40%

Cant see what's wrong.

mattys settings are
Max Brake Force (5) set to = 4 = 100% 4wd 3=75% 2wd
Drag Brake (2) set to 2= 5%
Initial Brake Force (7) set to = 2 = 0%

bigred5765 30-12-2010 07:22 PM

Quote:

Originally Posted by Neildudman (Post 446941)
OK fine, didn't know what 'Drag Brakes' did - understand now. This appears to be working.

However, What I want is some braking effect in neutral position of the stick without the need to pull back on it.

Something that isn't happening, or is it not possible? :confused:

drag breaks is the setting for some more breaks in neutral

Dudders 30-12-2010 07:40 PM

So what about braking on reverse stick?

bigred5765 30-12-2010 07:43 PM

thats just max brake force 2wd we use 75% 4wd we use 100%

Dudders 30-12-2010 07:50 PM

Right, thanks all. Looks like the ESC is set up ok. Perhaps its a t/x issue as it make no difference to stopping times if I just flick back to neutral or reverse stick :confused:.com

stegger 30-12-2010 07:56 PM

Quote:

Originally Posted by Neildudman (Post 446969)
Right, thanks all. Looks like the ESC is set up ok. Perhaps its a t/x issue as it make no difference to stopping times if I just flick back to neutral or reverse stick :confused:.com

Is this bench testing, because on track you would see a difference.

Dudders 30-12-2010 08:02 PM

Not exactly bench, but a 20ft long hall way on carpet, which I would have thought would be enough. I'll leave it till Monday and see, Ideally I'd like to get quite a bit of 'slowage' upon releasing the throttle :eh?:

johnb 30-12-2010 08:28 PM

I've got mine set to

Drag brake 2 (5)25%
Brake force 5 (4)100%
initial brake 7 (3)20%

And I'm getting quite a bit of drag brake when just holding the car and letting off the throttle.

So would have thought with the settings you have it should stop the car pretty quickly.

The other thing might be the Neutral range which is setting 8 as have mine set to (1) 6% as this puts the throttle response and brake response very near the neutral on the stick.

AdamBurgess 30-12-2010 08:57 PM

my speed passions brakes are a bit crap too. Did a tx reset on the model number, set the neutral, full throttle and full brakes as per the esc set up intructions and it doesn't stop the car instantly. there seems to be a delay in the full braking power which in itself isn't very strong.

Dudders 30-12-2010 09:01 PM

Quote:

Originally Posted by johnb (Post 446995)
I've got mine set to

Drag brake 2 (5)25%
Brake force 5 (4)100%
initial brake 7 (3)20%

And I'm getting quite a bit of drag brake when just holding the car and letting off the throttle.

So would have thought with the settings you have it should stop the car pretty quickly.

The other thing might be the Neutral range which is setting 8 as have mine set to (1) 6% as this puts the throttle response and brake response very near the neutral on the stick.

I'll keep the Neutral range in the bag until Monday... so will let you know the result :thumbsup:

Dudders 30-12-2010 09:02 PM

Quote:

Originally Posted by AdamBurgess (Post 447007)
my speed passions brakes are a bit crap too. Did a tx reset on the model number, set the neutral, full throttle and full brakes as per the esc set up intructions and it doesn't stop the car instantly. there seems to be a delay in the full braking power which in itself isn't very strong.

This is my concern. I would have thought on full brake settings and full stick it should stop on a 6 pence, but it rolls on quite a bit :o

bigred5765 30-12-2010 09:17 PM

reset esc forward brakes and neutral as you would on new install, make sure you hold each position while pressing the button for each setting, then check slipper and diff make sure there not loose


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