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Differences between R12 and R134a

www.aircondition.com/tech/questions/39/Differences-between-R12-and-R134a

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 ...

A Comparison Study of the Thermal Performance of R12 and R134a

docs.lib.purdue.edu/cgi/viewcontent.cgi?article=1154&context=iracc

A Comparison Study of ~he Thermal Performance of R12 and Rl34a. S.W. Cro~n ..... The greatest differences between the two refrigerants were observed.

R134a vs R12 refrigerant - Griffiths

griffiths.com/ac-system-help-introduction/r134a-vs-r12/

R134a is the most widely accepted alternative automotive refrigerant used to replace R12. There are other refrigerants: some of which may work, some of which ...

www.ask.com/youtube?q=Difference between R12 and R134a&v=aJeFdEIjnU4
Feb 26, 2014 ... Discuss different considerations when selecting a refrigerant.
www.ask.com/youtube?q=Difference between R12 and R134a&v=crYU5m32GR8
Aug 2, 2013 ... http://wiseautotools.com/fj6025-r12-ac-gauge-conversion-kit-to-r134a/ A/C gauge conversion kits from R12 to R134A. It's important to get good ...

Charge as follows: R134A = 1.8 lbs R12= 2.0 lbs No additional oil is ...

www.vintageair.com/DownloadsSection/Documents/Troubleshooting guide.pdf

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 ...

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 ...

Automotive air conditioning and R12 updates (R134a and more)

www.allpar.com/eek/ac.html

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  ...

Service Issues - Auto AC Tech

www.autoactech.com/issues.htm

Because R134a is not compatible with mineral-based compressor oil, ... with both R12 and R134a, making it a good choice for older vehicles that are being ... page depicts the drastic differences in wear between Ester and “end-capped” PAG.

Hydrocarbon Refrigerant Intro - RED TEK - 12a Refrigerant

www.redtek.com/win_12a_refintro.html

This introduces some differences in application and use. ... The discharge temperature of RED TEK® 12a is similar to R12 and R134a at the same evaporating ...

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R12 vs R134A [Archive] - Refrigeration-Engineer.com forums

www.refrigeration-engineer.com

One of the differences between auto air conditioners that have been redesigned from R12 to R134a is that the condensers have gone from ...

- Discussion Forum: A word on R12 vs R134a and A/C systems - W124 ...

www.w124-zone.com

There is no question that R12 performs better than R134a, but by how much? According to statistics, for an R134a system to have comparable ...

GUIDELINES FOR UTILIZATION OF R134a - Tecumseh

www.tecumseh.com

R134a is not a "drop-in" replacement for R12. There are significant differences between R12 and R134a, which must be considered when handling, processing,  ...