Originally Posted by Fireimp141

In all fairness though, the fact that you guys are accomplishing this is pretty cool. In all honesty you could probably just changed to an expansion block that allows the pressure to stay low for longer therefor keeping the clutch engaged longer. IF said block exists, with correct diameter inlets and such. Maybe from a different Ford product circa same age

Originally Posted by Rnlcomp

The PCM controls compressor operation, only when I took control of it away from the pcm did I get meat locker temps.

Pretty sure the pcm programming needs the change.

Originally Posted by celltech

Great to see. I think your truck RNL putting out 40 from the vents I could live with. Our Suburbans at work put out 35 -38 at the vents consistently. That would be even better.

Originally Posted by Rnlcomp

Yeah I'm comfortable with what I get as well but with so many people complaining, I had to dig in and see if the system was anemic like others claim and found that the system is very much capable.

Originally Posted by Fireimp141

It's possible. But say you could keep the pressures low due to expansion valve keeping the high side down, it would act the same as keeping the compressor engaged for longer, without having to do a bunch of VOID warranty set ups, or going stephen hawkings' on our CPU's

Originally Posted by Rnlcomp

LOL on the SH reference, There's the grab, I made my system go into deep freeze mode using the oem system (with more Freon), no change to anything other than compressor operation using my laptop and IDS.

Originally Posted by Fireimp141

Right, but you know FoMoCo frowns heavily on any kind of messin with their techknowledgy. Any rewrite or flash is hard stored on the CPU. An expansion valve they would never know about, unless mic'd.