1st Gen Durango 1998 - 2003 Durango's

Viper Fan upgrade....worth it?

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Old Jul 8, 2007 | 12:35 PM
  #71  
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Default RE: Viper Fan upgrade....worth it?

How would I go about testing it since I suck with electrical.
 
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Old Jul 9, 2007 | 09:01 AM
  #72  
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Default RE: Viper Fan upgrade....worth it?

Mean,

First look at the diagram that came with the controller. Does it show the contacts layout as far as what wires go into what contacts? Then using an ohm meter, use the diagram layout given to you to confirm if those contacts are what they say they are. example:

To understand how a ohm meter works:

Using the two lead probes, you will try to establish an electrical current to confirm connectivity.

closed circuit - zero resistance reading (needle moves to zero or led readout will say zero)
open circuit - infinity resistance reading (needle will not move or led will not read anything)
load circuit - resistance reading greater than zero but not infinity reading. This means there this is not a short but a load such as electrical coil, resistor, element) etc.

the relay coil will always have 2 contacts. one is ground and other is power. when you find these two contacts, you will get a resistance reading.

If this relay has a two switching points. Such as one is normally in the on position and one in the normal off position. Then you will normally have 3 contact points with one of the 3 being the common (usually common will point to the device or power). If you only one one set of on/off set points, then you will only have 2 contacts. Check the diagram to see if it is normally off or on. If normally on, you will get a zero resistance reading (needle will go to zero for dead short). if normally open, you will get infinity reading (no reading).
 
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Old Jul 9, 2007 | 10:35 AM
  #73  
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Default RE: Viper Fan upgrade....worth it?

I'm silent guys because I don't know. I am however reading the thread with a high level of interest and look forward to seeing the pics and reading about the positive end results. Go get 'em MG!!

IndyD
 
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Old Jul 9, 2007 | 03:28 PM
  #74  
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Default RE: Viper Fan upgrade....worth it?

Well I guess I'll go and get me an ohm meter. I don't have much of a diagram on the instructions (I posted them up earlier in the thread) the only thing it says is where to plug them. I think the actual realy might have a diagram but it is all greek to me.I think I may give torqflo a call as well and see what they say since it iss obviously their piece of junk being labeled incorrectly. My ground wouldn't cause it to keep running would it? I put the ground wire on the passenger side grounding location in front of the airbox.

Oh and another thing, why wouldn't it just cut off after the temp probe goes below 160* which is the factory preset. It runs continuosly no matter what.
 
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Old Jul 9, 2007 | 05:04 PM
  #75  
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Default RE: Viper Fan upgrade....worth it?

I got the fan control today but I'm still waiting for my fan to come in.....

My control has an extra wire for a dual fan. The Mark VIII fan is dual speed. Do you think the control will run both speeds or will there be a second wire for the hi speed that I could hook the other wire to.

And the intructions say to hook a wire up to a source of power that only comes on with the car. Any suggestions?
 
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Old Jul 9, 2007 | 06:50 PM
  #76  
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Default RE: Viper Fan upgrade....worth it?

My fan just got here!!

Mean,

My fan doesn't have a wire harness, only the white oval plug. Could you tell me which wire was the top, middle and bottom?

Thanks
 
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Old Jul 9, 2007 | 07:10 PM
  #77  
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Default RE: Viper Fan upgrade....worth it?

Never Mind. I'm going to buyt a wire harness from Lincoln for $23....



ORIGINAL: cesspool

My fan just got here!!

Mean,

My fan doesn't have a wire harness, only the white oval plug. Could you tell me which wire was the top, middle and bottom?

Thanks
 
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Old Jul 9, 2007 | 08:25 PM
  #78  
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Default RE: Viper Fan upgrade....worth it?

I got my fan a few days ago from Ebay...I have not received my controller, but I had no idea it would be this hard...i thought i did my homework here...I won't be putting mine in for another week or two (fishing trip to Canada planned)but will document everything from the start and compare notes when i do...and you better believe I will have the laptop out there to look up some threads here....
 
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Old Jul 9, 2007 | 08:53 PM
  #79  
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Default RE: Viper Fan upgrade....worth it?

Whats so hard? Loks pretty straight forward to me. The only part I was concerned with was the wiring, but it has decent instructions.
 
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Old Jul 9, 2007 | 11:02 PM
  #80  
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Default RE: Viper Fan upgrade....worth it?

I don;t think it will be hard either.... just got a few folks working out the wiring bugs for all of us. Hang in there everyone!

Cooler, fasters Ds in the midst!! [8D]

IndyDurango
 
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