My truck runs 134 and feels 10 degrees cooler than what the MSM feels. I'll have to see if I have a can of 134 laying around here. I'll probably do a quick comparison of your MSM vs my MSM the next time we get together (an A/C comparison not a speed comparison since your MSM would smoke mine!).
On Sat, Jul 19, 2008 at 8:38 PM, Larry Alster <[EMAIL PROTECTED]> wrote: > It's 134 and it's not as cold. > > > > Don't run the system on low fan settings on recycle air or you will freeze > the coils > > > > The noise is probably just the expansion valve and I think it's normal. > > > > Gauges on the system are the only way to check the system for low Freon > with 134. > > > > > > > > Larry > -- Robert McElwee and Blue Flash "The 50 MPG Miata" www.lightweightmiata.com/mpg Lightweight Miata Forum: www.lightweightmiata.com/forum The Miata Trailer Project: www.lightweightmiata.com/trailer
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