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Eddy Electric Choke Hook Up...Where? #1149753
01/02/12 10:59 PM
01/02/12 10:59 PM
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Leucadia, Ca.
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vdriver Offline OP
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Getting close to firing a fresh 318 w/600 cfm Edelbrock. Where are you guys hooking up your electric choke? It's a '70 Duster...

Re: Eddy Electric Choke Hook Up...Where? [Re: vdriver] #1149754
01/02/12 11:26 PM
01/02/12 11:26 PM
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Lincoln Nebraska
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You could tap into the blue alt field wire but (as I found out on here) you'd wanna run the choke in series thru one of those white flat domino shaped bakelite OE choke thermostats that mounts on an intake bolt & shuts off the current to the choke coil after it opens otherwise it's a constant voltage drop (draw) on the blue wire ign1 (run) which feeds the coil primary.


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Re: Eddy Electric Choke Hook Up...Where? [Re: RapidRobert] #1149755
01/03/12 12:34 AM
01/03/12 12:34 AM
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JohnRR Offline
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Quote:

You could tap into the blue alt field wire but (as I found out on here) you'd wanna run the choke in series thru one of those white flat domino shaped bakelite OE choke thermostats that mounts on an intake bolt & shuts off the current to the choke coil after it opens otherwise it's a constant voltage drop (draw) on the blue wire ign1 (run) which feeds the coil primary.




The LAST place you want to connect the choke is to the primary wire that feeds the coil.

Re: Eddy Electric Choke Hook Up...Where? [Re: JohnRR] #1149756
01/03/12 12:54 AM
01/03/12 12:54 AM
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las vegas
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been using the field wire on the alternator for the electric choke on the eddy carb for about 6 yrs now...amazing...


Tony

70 AARCuda Vitamin C
71 Dart Swinger 360 10.318 @ 128.22(10-04-14 Bakersfield)
71 Demon 360 10.666 @122.41 (01-29-17 @ Las Vegas)
71 Duster 408 (10.29 @ 127.86 3/16/19 Las Vegas)
Re: Eddy Electric Choke Hook Up...Where? [Re: 70AARcuda] #1149757
01/03/12 01:25 AM
01/03/12 01:25 AM
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Quote:

been using the field wire on the alternator for the electric choke on the eddy carb for about 6 yrs now...amazing...




I didn't say a person couldn't do it.

I prefer not to drag down the power that feeds the coil ...

Re: Eddy Electric Choke Hook Up...Where? [Re: JohnRR] #1149758
01/03/12 01:50 AM
01/03/12 01:50 AM
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Myself I dont think it's a big deal for 2 reasons (1) you're not going to need max coil power (such as WOT) while the choke is on and (2) if your voltage drops are minimal it has to come from some switched 12V source so the coil would not be dragged down if the choke is powered from the coil/alt blue wire or from some other point. I agree w prior info that it needs to be shut off once it's open, I'm adding the white bakelite piece


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Re: Eddy Electric Choke Hook Up...Where? [Re: vdriver] #1149759
01/03/12 03:03 AM
01/03/12 03:03 AM
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Shoreline, Washington
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Big difference between aftermarket electric chokes and the factory electric choke assist heaters and controller/timers used on mid seventy’s Mopars and how they are wired. Aftermarket electric chokes require power to keep the choke spring relaxed for the full duration of the run cycle, they have no other source of heat. They pull about 500ma of additional current to whatever circuit they are connected to. Ign. run is the preferred circuit, usually a blue wire at the alternator or ballast resistor. Not the at coil side of the resistor or at the coil.
The factory choke heaters pull closer to 2 amps of additional current and used a controller/timer to remove this additional current from the run circuit after about 5 minutes, where crossover heat then maintains the factory choke spring in a relaxed state for the remainder of the run cycle. Should not use a factory controller/timer with any aftermarket electric chokes.

Last edited by 72roadrunnergtx; 01/03/12 03:10 AM.

1972 Road Runner GTX 440 6bbl 5-speed
[img]http://72rrgtx.com/carpics/bucket/DSC06730r-1.jpg[/img]
Re: Eddy Electric Choke Hook Up...Where? [Re: 72roadrunnergtx] #1149760
01/03/12 08:25 AM
01/03/12 08:25 AM
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Quote:

Big choke heaters pull closer to 2 amps of additional current and used a controller/timer to remove this additional current from the run circuit after about 5 minutes, Should not use a factory controller/timer with any aftermarket electric chokes.


Edumacate me on this, are you saying that I do need constant fire to my eddy 1406 elec choke to keep it off/open for the duration of the run cycle?


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Re: Eddy Electric Choke Hook Up...Where? [Re: RapidRobert] #1149761
01/03/12 11:33 AM
01/03/12 11:33 AM
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Shoreline, Washington
72roadrunnergtx Offline
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The Edlebrock electric choke specifically is designed to have +12 volts applied to it during ignition run, or “key on”. Refer to the instructions that came with it or do quick search on the net. In most cases, in most climates, engine operating temperature only is insufficient to keep the choke spring completely relaxed for the duration of the run cycle and requires voltage to the heating element to do so.

From Edlebrock tech support;

“Q: How do I hook up my electric choke (voltage)?

A: The Electric choke on our Performer Series and AVS carburetors needs to be hooked to a “keyed” (while the key is in the on position) 12-volt power source, with a good ground. Verify there is no voltage when the key is in the off position. Do not connect the positive wire to the Ignition Coil, ballast resistor or Alternator.”

Note the warning about the coil and alternator. On 70’ and up isolated field Mopar alternators, “key-on +12volts” is present at one of the field terminals and one side of the ballast resistor.


1972 Road Runner GTX 440 6bbl 5-speed
[img]http://72rrgtx.com/carpics/bucket/DSC06730r-1.jpg[/img]
Re: Eddy Electric Choke Hook Up...Where? [Re: RapidRobert] #1149762
01/03/12 01:08 PM
01/03/12 01:08 PM
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albany ny
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05dakota Offline
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yes otherwise the choke will try to close

Quote:

Quote:

Big choke heaters pull closer to 2 amps of additional current and used a controller/timer to remove this additional current from the run circuit after about 5 minutes, Should not use a factory controller/timer with any aftermarket electric chokes.


Edumacate me on this, are you saying that I do need constant fire to my eddy 1406 elec choke to keep it off/open for the duration of the run cycle?



Re: Eddy Electric Choke Hook Up...Where? [Re: 05dakota] #1149763
01/03/12 03:07 PM
01/03/12 03:07 PM
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Central TX
roe Offline
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I run my to a keyed 12v on the fuse box. Quick and easy



1971 Plymouth Satellite
408/904 8 3/4 3.23 SG
Re: Eddy Electric Choke Hook Up...Where? [Re: roe] #1149764
01/03/12 09:58 PM
01/03/12 09:58 PM
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Lincoln Nebraska
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Quote:

I run my to a keyed 12v on the fuse box. Quick and easy


That sounds like a good idea & I am going to check my v drops at the coil/ECU before/after


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