Ignition map question

General Topics for configuring, operating and tuning the Megajolt. Also see the <a href="http://www.autosportlabs.net/MJLJ_V4_Operation_Guide">Operation Guide</a>

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Johnny
Posts: 18
Joined: Fri Feb 13, 2009 11:32 pm

Ignition map question

Post by Johnny »

The motor is a single cylinder 650cc 4 valve head.
The idle for this motor should be around 1500 rpm. as stated in the manual.

Can I start the RPM bin at 1500 and if so what will happen if the RPM drops down to 1200 or 1300 RPM witch would be outside the range of the map?

Thanks
John

brentp
Site Admin
Posts: 6282
Joined: Wed Jan 24, 2007 6:36 am

Post by brentp »

Yes, that's fine. Below 1500 RPMs the controller will rail to the advance specified on that lowest RPM bin.

If it drops below the cranking RPM (about 500) it will use the cranking RPM advance, specified in the global options.

Hope this helps,
Brent Picasso
CEO and Founder, Autosport Labs
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Johnny
Posts: 18
Joined: Fri Feb 13, 2009 11:32 pm

Post by Johnny »

That is the answer I was hoping to get.
Time to tinker with my map a little more

Thanks for the speedy reply!

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