Wolf 3D Discuss the Wolf 3D Engine Management System

Wolf 3D Zeroing the Wolf

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Old 02-05-06, 02:02 AM
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to align with the v from T1 start ign should be set at -5, and a split of 15..... that give -20 tdc... or should!!!!!

still wiatin for my turbo from drautosports.....so i cant time immediatly!
Old 02-05-06, 04:04 AM
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Hi Guys,
Actually, true on both accounts, with all things set to match, either starting point will allow you to reverse engineer the trigger 1 set point... but for the simplicity of having the map and all the modifiers set to 0, I am going to go ahead and recommend using the 0 and 20* ATDC marks...

Gregg
Old 02-12-06, 12:45 AM
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well i think that the first map is off....
1. the split is 20 after the tdc.
2 i would use the trailing to time
3 the second map with a second person just to crank her up (janice can do that!)
4the split being the most retarded event happening will happen at 15 deg after the retarded 5 degrees of the leading. What you are doing there is compounding the error. I would stick to the -5 and 15 split..... that t1 should be at -20 tdc... ie, the V aligngs with the notch. I havent tried it yet. I am waitn for davinci guys to send me my turbo...

Hope this helps

George
Old 02-14-06, 02:51 AM
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OUCH!!!! I would get another engine builder.

Michael Smith Engine#2
Old 02-14-06, 05:32 AM
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damn....

George Engine #2
Old 02-14-06, 06:35 AM
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Originally Posted by RotorMotor2
Well i think i figured out why it was running bad, i had it as rising edge in one folder and falling edge in another, so i changed them both to falling edge and then timed using the second zeroing map posted earlier (set all to falling edge) and ended up setting trigger1 to 47.5 and then loaded my regular map and changed my edges to falling in both folders and then changed my trigger1 to 47.5 and it ran great except poor power from stop in first but when going it was very fast then BOOM and makes lots of engine noise (sounds internal engine) and now back in the garage (all downhill) it is seased up!!!! arrrrgh!! so now i have plenty time to figure this out while i get another engine (#6) and try this agin ($1400 again!) so here is my map if you all want to disect it:
Just looking at your map too much advance to little fuel. I run from 15 degrees with boost down to 10 at 18 psi. And more fuel.
Cheers
Michael Smith engine #1 dead due to a ****** placing sand in my tank!
engine #2 Large extend port + bigger fuel filter more fun
Old 10-09-06, 01:09 AM
  #63  
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Hi guys,

Back from the dead!

After all this time i got my engine running. I will get on the timing issues next wednesday.
I re read the thread to refresh, and i will set -5 map and a split of 15. time it on t1. that should align my V notch. i am hoping to see deg trig one in the region of 60 degs.... fingers crossed!

George

jeremy.... dont forget to zero your new engine.... and NO BOOST lol
Old 10-28-06, 11:54 AM
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trigger 1 BTDC is 58 degrees......
Old 04-15-07, 04:54 PM
  #66  
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Jeremy - good thing you pointed me at this thread AFTER you rebuilt my engine!! Just kiddin' bro, I trust you, REALLY.

It is obviously running fine right now. With the tooth wheel only installable in one position, it has to be close to the correct location. Since you did not disturb the hall effect sensors on my front cover, it should be close to the way it was. Since we determined I had a reman or rebuild in the car already, WTFKs how perfect it was before your rebuild.

I would like to confirm it is correct, but without the BOOM!! Reading through this thread, I get:

1. Set timing to -5, 15 degree split.
2. Connect timing light to the front trailing plug wire.
3. Confirm V-notch lines up with the pin while engine runs.

What about correcting it if it is wrong? I think my APEXi Power FC does not provide a timing trim setting. If the above procedure is followed and the notch does not line up, do we adjust the hall effect sensor position? Or loosen the four pulley bolts and twist the toothed wheel as far as possible in the right direction?

I could offset all my timing maps by the required correction. In other words, change to -8, 15 split and check again; if it is right then I have confirmed a mechanical misadjustment of +3 on my sensor location or -3 on tooth wheel position. All my timing values would need to have 3 subtracted. But what a PITA this would be! I would much rather fix the mechanical rather than tune around it.

-- James
Old 04-21-07, 10:43 PM
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Jeremy,

If you go back up and read this thread ^^^, you're talking about your messed up timing, then "BOOM!" with no followup on the cause. I didn't realize THIS boom was THE "900 HP Boom" from the unstable wastegate configuration. WTF, I don't know how many motors you've blown, my bad.

I also wanted to share with others who might read this, that we checked my timing to my satisfaction. First we tried the -5, 15 degree split previously suggested in this thread. But homey don't play that game. It really doesn't want to idle at 5 degrees retarded like that.

But the obvious thing to try was 0, 20 degree split (Gregg suggested I think) and this worked great. Procedure:

1. Set ECU to 0 degrees IGL, -20 IGT across the whole map.
2. Disable ISC and anything else that might affect timing.
3. Connect timing light to Front rotor IGT (upper) wire.
4. 20 degree ATDC V-notch on toothed wheel ought to line up with the pin on the front cover.

In my case (using an APEXi Power FC, not Wolf), the timing was slightly early (notch biased to the left of the pin). We reset the PFC to 21 degree split (0 IGL, -21 IGT) and found that it was slightly late. So the way my sensors are installed, my ECU puts out timing which is about 1/2 degree early (advanced). This should be close enough for my needs!!

Note this does not directly check the IGL timing, but does ensure that you have the trailing wires hooked up right and that your overall timing is correct (assuming you can trust your ECU to put out IGL correctly if it puts out IGT correctly). If you made a 0 ATDC mark on your toothed wheel: you can check IGL too (with the 0, 20 split timing) by connecting the light to either leading (lower) plug wire. Since both IGL wires fire every time (one wasted and one not per revolution), the timing light should catch the wrong side of the wheel half the time, and the 0 ATDC mark the other half of the time.

-- James
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