One of the differences between R-134a and R-12 is the boiling points. Pure R-12
will boil at -22 degrees Fahrenheit while R-134a boils at -16 degrees ...
One of the differences between auto air conditioners that have been redesigned
from R12 to R134a is that the condensers have gone from ...
R134a vs R12 refrigerant in the Porsche. R134a is a approved alternative
refrigerant to replace R12 refrigerant in the Porsche.
www.ask.com/youtube?q=Difference between R12 and R134a&v=aJeFdEIjnU4
Feb 26, 2014 ... 410A,R22,422D,mo99,438A what is the difference - Duration: 13:09. Expert
Express plumbing heating and air conditioning 40,653 views. 13:09.
A Comparison Study of ~he Thermal Performance of R12 and Rl34a. S.W. Cro~n
..... The greatest differences between the two refrigerants were observed.
www.ask.com/youtube?q=Difference between R12 and R134a&v=__alchrw7CE
Jul 6, 2012 ... The A/C system in many older vehicles needs to be converted from R12
refrigerant to R134a refrigerant. This video shows you how to convert ...
R134a is not a "drop-in" replacement for R12. There are significant differences
between R12 and R134a, which must be considered when handling, processing,
SYSTEMS. A. R134A TYPE. 1. HIGH-SIDE ... Charge as follows: R134A = 1.8 lbs
R12= 2.0 lbs .... A high-side restriction ( between the compressor and the drier ...
The home mechanic, looking at a can or two of R12 or R134a, may think that
government concern over refrigerant is overblown. However, CFCs like R12 have
Because R134a is not compatible with mineral-based compressor oil, ... PAG oil
is not compatible with R12 and must not be used in older R12 systems. ... The
bottom chart depicts the vast differences in the wear characteristics between ...