Quote:
Originally Posted by V8COOPMAN
it seems to make more sense (to ME) to start the fan running when it senses that the water is WARMEST (at TOP tank), so that when the fan DOES come on, it will begin removing heat from the warmest water as it flows through the radiator. If the warmest water causes the fan to BEGIN operating AFTER it arrives in the bottom tank, that ALREADY-HOT water will have missed the opportunity to be cooled during that pass through the radiator, and will begin it's cooling pass through the engine to become even HOTTER.
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After 6 rereads I simply don't understand what you are trying to say. Can you rephrase it all? I'm trying to understand what may be an important concept.
Read this pertinent article in Hot Rod...
https://www.hotrod.com/articles/tech...itch-location/
It would seem that car manufacturers don't agree on location any more than we do. However I seek an understanding.