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Old 12-12-2011, 02:29 PM   #7 (permalink)
Diesel_Dave
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Join Date: May 2011
Location: Indiana
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White Whale - '07 Dodge Ram 2500 ST Quad Cab 2wd, short bed
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Quote:
Originally Posted by mbrac View Post
Hate to be negative - but my understanding of why the AC unit does some cycling during the defrost mode is more to help the compressor from locking up and keeping it in good working order so that when you do need it in the summer - it works - I guess - years ago - drivers would go to turn on the AC on the first hot day of the summer - to find it only blowing hot air - and engineers found out that leaving the compressor off or not engaged for 6-7 months - late fall- winter- spring - caused the unit to sieze up - so that is why AC units do some cycling durnig the defrost cycle - to keep them in good working order - my understanding anyway.
I've heard that as well, but I've heard others say that no longer applies with modern AC condensers.
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1 Year Avg (Every Mile Traveled) = 47.8 mpg

BEST TANK: 2,009.6 mi on 35 gal (57.42 mpg): http://ecomodder.com/forum/showthrea...5-a-26259.html


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