LBS. -- pounds. r oz.-- ounces.
4.9375 lbs4.9375 lbs
* Without Rear A/C =.96 kg (34 oz. or 2.13 lbs.) * With Rear A/C = 1.31 kg (46 oz. or 2.88 lbs.)
One inverse is 176/r = P
It goes 3 times.
7000 lbs
The label under the hood recommends, Freon R - 134a. The quantity should be, 2 lbs 4 oz for the front A/C only system, but 3 lbs 5 oz required for the dual A/C system ( front and rear A/C )
8 = 176 / 22 4 = 180 - 176 Answer: 8 with 4 remaining Check: (180 - 4) / 22 = 8
1lb 8 oz of R- 134a
The label under the hood recommends 2 lbs 4 oz of R-134a if you have A/C on the front only, but 3 lbs 5 oz are recommended if you have A/C on the front and rear as well. These values are for the 2004 Ford Freestar 4.2 liter engine, very likely this is the same for the 3.9 as well.
147.86764781 assuming they are U.S. fluid oz
for R-22 it's aroung 3 lbs/ton