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Author Topic: Sevcon brushless controller same on 2012 and 2013  (Read 2454 times)

trikester

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Re: Sevcon brushless controller same on 2012 and 2013
« Reply #15 on: October 28, 2013, 09:51:23 PM »

I posted this on my e-trike thread but those who aren't interested in that subject will have missed it. I had Harlan re-program my 2013 SPORT mode system to 0% regen with no brake light and 15% with light. Then I iPod programmed the ECO for 0% with no light and 25% with light. This gives me coasting almost as good as a bicycle and then two levels of regen when I put on the brake light (but not the brake itself unless extra stopping force is needed).

The question I had to answer by trying was: When the SPORT regen is set to 0% does the ECO regen drop to that same level when it is programmed for 0%. The answer: Yes.

As I have stated before: When slowing is not needed, the most efficient way to go down a slope is free coasting with no regen. When slowing is needed then use regen for that.

Now the bad news: The 2012 systems cannot be set to 0% regen because by default it goes back to the factory 7% the next time the key is turned on. If the Doc, or someone else, can figure out how to defeat that setting then 2012 riders could benefit from this ability to get good coasting also. It is very nice to roll down a gentle slope without using any throttle.

I'll copy this reply to 2013 also under "regen settings".

Trikester
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BSDThw

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Re: Sevcon brushless controller same on 2012 and 2013
« Reply #16 on: October 30, 2013, 12:41:59 AM »

It is possible but not so easy.

I have once explained how the 2012 handles the ECO and SPORT procedure.

http://electricmotorcycleforum.com/boards/index.php?topic=2344.msg11913#msg11913

If someone really like to do let me know. But you need to reprogram the Sevcon and install an additional wire to the Sevcon.
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Air Drag Sucks - 2012 Zero DS ZF9 - 2013 Zero FX ZF5.7

trikester

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Re: Sevcon brushless controller same on 2012 and 2013
« Reply #17 on: October 30, 2013, 12:47:32 AM »

NOTE: Biff has told me that the firmware upgrades to the 2012's MBB and Sevcon removes the auto reset to the SPORT default regen and also removes the limitation on how many times you can switch to ECO and back to SPORT. That is definitely an upgrade worth getting. The 2012's then become like the 2013's in that regard.

Trikester
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BSDThw

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Re: Sevcon brushless controller same on 2012 and 2013
« Reply #18 on: October 30, 2013, 01:06:52 AM »

Thanks Trikester,
I need to speak with my dealer for an MBB update.

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Air Drag Sucks - 2012 Zero DS ZF9 - 2013 Zero FX ZF5.7

trikester

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Re: Sevcon brushless controller same on 2012 and 2013
« Reply #19 on: October 30, 2013, 10:00:15 AM »

Quote
Thanks Trikester,
I need to speak with my dealer for an MBB update.

Be sure they do the Sevcon update also.

Trikester
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