Radiator fan install & wiring help...

[green536@hotmail.com (Chris DeLong)]

Ummm AFAIK the Flex-A-Lite is an electric motor. ALL electric motors are 
voltage dependant. Thats why they are electric. Duh.



Chris DeLong
ICQ#45030867
Seattle, WA USA
'80 16V 'Rocco ragtop
'91 GLi 2.0 16V
'77 Rabbit 16V
'80 'Vert (parting out!)
'61 17 Window type II
'91 Vanagon
'78 Rabbit
'84 Jetta





>From: Ryan H <rhock99@epix.net>
>To: "ATS - Patrick Bureau" <txrocco@sbcglobal.net>, scirocco-l@scirocco.org
>Subject: Re: RE: Radiator fan install & wiring help...
>Date: Tue, 31 Dec 2002 22:54:19 -0500
>
>About using a relay: Isn't the Flex-a-Lite a single speed fan?    Or is the 
>speed of the fan voltage dependant?  In the latter case, couldn't you just 
>use both stock red wires to power the fan, and when it's in low speed mode, 
>the Flex will only see X voltage from the low speed wire, then in high 
>speed mode it sees Z (>X) voltage from the high speed wire.  This thinking 
>is all because the stock wiring for the fan already is relayed this way.  
>Or am I thinking of this wrong?
>
> > The fan plug has three wires composed of a 1 ground (*brown*) 1 High 
>speed
> > and 1 Low Speed wires. Check Page 4-10,4-11 of Bentley, I do not recall
> > which is what for high and low, but an easy test with a multimeter will 
>tell
> > you right away. which is which.
> >
> > what most people do is set up a relay to kick in the high speed on to 
>both
> > fans when it is required and have the relay come back to low speed when
> > required, or they use one fan on low speed and connect the second fan on
> > high speed.
> >
> > what I did ? both fans on low speed, none on high. but I am going to 
>change
> > this when My 2L goes in I will be using the relay system, I was too lazy
> > last time I installed it. I live in Texas, and I have yet to see my temp
> > raise above the led in 100+ temps with AC running. and oil temps sits at
> > 100'c but I can tell you that the first week of driving with the new fan 
>I
> > kept a real close eye on the temps :)
> >
> > As for the way your fan should sit, if there is an issue you want it to 
>the
> > foremost right (passenger side), so that the sensor in the radiator has 
>a
> > "average temp"  and not cut off/turn on too many time the fans because 
>they
> > cooled the liquid closest to the sensor.
> >
> > just to let you know, the fan works wonders, and  make sure you wire it 
>the
> > right way (pull or push depending which side your installing it on the 
>rad).
> >
> > ATS - Patrick Bureau - txrocco@sbcglobal.net
> >
> >
> > =>-----Original Message-----
> > =>From: scirocco-l-admin@scirocco.org
> > =>[mailto:scirocco-l-admin@scirocco.org]On Behalf Of Ryan H
> > =>Sent: Monday, December 30, 2002 11:28 PM
> > =>To: scirocco-l@scirocco.org
> > =>Subject: Radiator fan install & wiring help...
> > =>
> > =>
> > =>I recently got a Flex-a-Lite to adapt to my 16V and have a few
> > =>questions... The plug for the stock fan has 3 wires - red
> > =>w/black, red w/white, and brown.  The Flex-a-Lite only has 2 (per
> > =>fan) wires, power and ground.  So which wire do I use to power
> > =>the Flex-a-Lite, red w/black or red w/white?  What is the other wire 
>for?
> > =>Also, the Flex-a-Lite is a bit small for the radiator but will
> > =>fit with a little rigging... do you think it will be ok if I
> > =>offset the fan all the way to one side and then have about 6
> > =>inches of radiator overhang on the other side?  Or should I rig
> > =>it into the middle (more difficult) so that there's 3 inches of
> > =>overhand on each side like the stock fan shroud?
> > =>
> > =>
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> >
> >
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