Haven't done it myself, but I always thought that the fans went on the front of the radiator, blowing air through, rather than sucking.
I've looked at lots of posts talking about using Falcon fans, particularly the twin fans of the EL Falcon.
Has anybody actually done this, if so how so?
The fan shroud is too wide to simply fit on, radiator outlets foul the fan positions, is it a matter of dismantling the fans and using them individually?
Like I started, has anyone actually done this and if so can they please give me some advice on the matter.
Regards all
Mike
Haven't done it myself, but I always thought that the fans went on the front of the radiator, blowing air through, rather than sucking.
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You have the right to remain silent. Anything you say will be misquoted, then used against you.
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1999 Disco TD5 ("Bluey")
1996 Disco 300 TDi ("Slo-Mo")
1995 P38A 4.6 HSE ("The Limo")
1966 No 5 Trailer (ARN 173 075) soon to be camper
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Don't quote me on this, but I though that the EL falcon electric fans conversion was for D1's and RRC type radiators.
The D2 radiator is a different shape, taller, and maybe different width too.
EL thermos are a common mod in many different makes of vehicles.
Real question is WHY?
I did have thermofans on my other non LR vehicle, and removed them after the lack of cooling ability (lower CFM than viscous clutch fan), and reliability concerns (had one instance where the relay wigged out and I had no cooling- not good).
Just my 2 cents, but if you are in 'harsh' conditions like many 4x4's, and not chasing HP gains, stick to the factory solution. For a pusher fan (in addition to the factory fan) in front of the radiator, then there are many ways to do it. SPAL make good gear, IIRC fans up to 1600CFM, but there are also many other options.
-Mitch
'El Burro' 2012 Defender 90.
I have a vague recollection that this works for the V8 but not so well for the TD5.
There was a mob over in the Uk selling a conversion kit for a, shrouded fully waterproof thermofan for the D2 TD5.
Can't remember when or who, but they must still be out there. I considered it when I had to replace the fan on mine.
Cheers,
Jason
If you have to do it--
use a Ford 17" single fan,
covers more of the rad as well.
"How long since you've visited The Good Oil?"
'93 V8 Rossi
'97 to '07. sold.![]()
'01 V8 D2
'06 to 10. written off.
'03 4.6 V8 HSE D2a with Tornado ECM
'10 to '21
'16.5 RRS SDV8
'21 to Infinity and Beyond!
1988 Isuzu Bus. V10 15L NA Diesel
Home is where you park it..
[IMG][/IMG]
I think there's more to it than the area of the circle that covers the radiator.
I seem to recall that the air flow is not consistant along the length of the fan blade. Goes without saying that the m/min speed of any given point on the fan blade is slower the closer it is to the centre rotational axis of the fan.
So in some instances more smaller fans may be better. Or multiple fans stacked on top of each other.
But as to the science / engineering of it... I'm not that smart. You could probably pay someone a lot of money to calculate it for you, or just goe with an OE solution that has been designed / used with a radiatior of simlar thickness / size to what you have.
-Mitch
'El Burro' 2012 Defender 90.
BF has a single electric fan. equal to EL fan. much better fans fitted to European cars.
EF has a 2 speed fan motor push fan is not as good as a draw through.
I fitted an EA heavy duty visco fan as the a/c was struggling in cool weather.
I haven't found out how you can buy a replacement but often the operating temperatures or the fan blade are different-I obtained mine from a complaint customer that required a fan that wasn't as aggressive to get the heater to work.
most rovers don't need a fan until they start working hard. The electric fan conversions I see advertised in UK would be classed as a booster fans in OZ.
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