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Extended Idle Time and AIC?

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Old Jan 13, 2003 | 02:12 PM
  #1  
Distinctive Dave's Avatar
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Extended Idle Time and AIC?

I just picked up an AIC unit from Ford. My question would be, what would you set the idle RPMs at and what is considered an amount of time that you would have to apply that too?



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2002 F-350 XL 4X4 PSD DRW, XL Decor Package, 9' Heil Dump Body, 8' Western (for now) Poly Plow, Western Pro-Flo 1, Strobes Front and Back, toolboxes and Wheel Simulators.
 
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Old Jan 14, 2003 | 07:28 AM
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Extended Idle Time and AIC?

D. Dave-
I believe your AIC comes programmed with 4 different settings, the lowest is 1300 rpm's. You should be able to re-program your presets, similar to a car stereo. You should also be able to use the arrows to set the idle at any rpm you want. I think I have read that you want at least 1000 at extended idle to protect your engine. 1300 seemed a little too fast for extended idle to me. this is stuff that I have read on here, my AIC has never worked, lol.
 
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Old Jan 14, 2003 | 09:23 AM
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Extended Idle Time and AIC?

I agree with joeltonjet, at least 1000 RPM's. I would set mine somewhere between 1000-1100 RPM's. Even though you have the auxillary idle controller, I would still change the oil more often if you are going to be idling for extended periods of time.
 
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Old Jan 14, 2003 | 03:26 PM
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Extended Idle Time and AIC?

Thank you guys. I think this might have been discussed before. But what is considered an extended period, 30 mins, 60 mins+?


2001 F-350 CC Lariat 4X4 LB PSD SRW, Heated leather, off road package, western snow plow, strobe lights in parking lights, headlights and backup lights, tinted windows, stull billet insert, pioneer cd player, rockford fosgate 700S amp rocking 3 JL Audio 10W0's behind back seat,Infinity Interiors and an Alpine amp, husky liners front and back,Banks transcommand, K&N FIPK, Diablo Sport 110HP chip, Hypermax H2E turbo, Hypermax pryo/boost gauge, Hypermax 3.5 inch downpipe and 5 inch exhaust.

2002 F-350 XL 4X4 PSD DRW, XL Decor Package, 9' Heil Dump Body, 8' Western (for now) Poly Plow, Western Pro-Flo 1, Strobes Front and Back, toolboxes and Wheel Simulators.
 
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Old Jan 14, 2003 | 05:27 PM
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Extended Idle Time and AIC?

When my AIC is fixed, I'll be using higher idle for anything longer than maybe five minutes.
 
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Old Jan 15, 2003 | 07:01 AM
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Extended Idle Time and AIC?

[updated:LAST EDITED ON 01-15-03 AT 08:02 AM (EST)]Extended idle is more than 7-10 minutes. You want your AIC set so the EGT is at least 275*F pre-turbo to prevent wet stacking.

Les
 
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Old Jan 15, 2003 | 09:46 AM
  #7  
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Extended Idle Time and AIC?

Are you talking about the black box that shows your idle speed... thought it was called and Advanced Power Controller ... just picked up a manual for the one in my truck - do you use it for anything other than setting high idle speed?
 
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Old Jan 15, 2003 | 10:47 AM
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Extended Idle Time and AIC?

>Are you talking about the black box that shows your idle
>speed... thought it was called and Advanced Power Controller
>... just picked up a manual for the one in my truck - do
>you use it for anything other than setting high idle speed?

It can be used to run a PTO off your trans. and it has a setting to maintain a certain battery voltage.



2001 F-350 CC Lariat 4X4 LB PSD SRW, Heated leather, off road package, western snow plow, strobe lights in parking lights, headlights and backup lights, tinted windows, stull billet insert, pioneer cd player, rockford fosgate 700S amp rocking 3 JL Audio 10W0's behind back seat,Infinity Interiors and an Alpine amp, husky liners front and back,Banks transcommand, K&N FIPK, Diablo Sport 110HP chip, Hypermax H2E turbo, Hypermax pryo/boost gauge, Hypermax 3.5 inch downpipe and 5 inch exhaust.

2002 F-350 XL 4X4 PSD DRW, XL Decor Package, 9' Heil Dump Body, 8' Western (for now) Poly Plow, Western Pro-Flo 1, Strobes Front and Back, toolboxes and Wheel Simulators.
 
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Old Jan 15, 2003 | 04:18 PM
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Extended Idle Time and AIC?

Hey powerstroker, what's wet stacking? I've heard that term a couple of times but have no clue what it means.

Thanks in advance!
basstardo

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Old Jan 15, 2003 | 07:47 PM
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Extended Idle Time and AIC?

If it's anything like leak down it's when the rings cool off at idle and wants to let fuel sneak by into the oil. That's why the increased oil change intervals.
 
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Old Jan 16, 2003 | 07:09 AM
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Extended Idle Time and AIC?

Wet stacking is when the combustion temps aren't high enough to burn all the fuel completely. When this happens the fuel gets by the piston rings and into the oil. The fuel also "resinates" and hardens on the exhaust valves causing valve, rocker arm and/or piston damage due to the valve not being able to close anymore. Keeping EGT above 275*F pre turbo no matter how much rpm it takes, eliminates this.

Les
 
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Old Jan 16, 2003 | 06:15 PM
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Extended Idle Time and AIC?

Thanks Les!

2002 F-250 Lariat, 7.3L PSD, 6 Spd Manual, 4x4 Off Road Package, Line-X Liner, grille gaurd, soft tonneau, altezza tail lights (adds at least 15HP ), more to come...
 
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Old Jan 17, 2003 | 06:59 AM
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Extended Idle Time and AIC?



Les
 
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Old Jan 17, 2003 | 07:01 AM
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Extended Idle Time and AIC?

 
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Old Jan 20, 2003 | 10:25 AM
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Extended Idle Time and AIC?

Originally posted by powerstroker250
Wet stacking is when the combustion temps aren't high enough to burn all the fuel completely. When this happens the fuel gets by the piston rings and into the oil. The fuel also "resinates" and hardens on the exhaust valves causing valve, rocker arm and/or piston damage due to the valve not being able to close anymore. Keeping EGT above 275*F pre turbo no matter how much rpm it takes, eliminates this.

Les
I checked my unit it is an APC - Auxillary Powertrain Control.

So does setting your RPM control to 1300 RPM achieve the 275F pre turbo temp?

I enabled the RPM control and charge protect. I'll have to see if the temp comes up...otherwise your shoving more fuel at it, otherwise I would think that would make the problem worse.
 

Last edited by bricot; Jan 20, 2003 at 10:34 AM.
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