Table of Contents
When did Ford stop using R12 refrigerant?
International manufacturing of new R12 ceased in 1996, but existing R12 can still be reclaimed and purified.
How do I know if I have R134a?
To tell if it has been converted you can look for a sticker on the unit under the hood, which would indicate that it is R134a. And you can also look for R134a adapters, which would be located on the charge parts.
Can I put R134a in a R12 system?
In order to legally use R134a refrigerant in an R12 system, it must be converted or retrofitted to be able to properly use R134a, and all R12 must be properly discharged and captured prior to charging with R134a.
What year did vehicles switch to R134a?
1994
R-134a first began to see widespread usage in 1992 and took over the automotive market entirely in 1994. If you have a vehicle from 1994 or newer your air conditioning unit takes R-134a. It has been the standard automotive refrigerant for over twenty years.
Can a Ford R-12 be converted to 134A?
Since then, the industry standard has been R134a, which is an efficient replacement. Contrary to popular belief, most cars originally equipped with R-12 can be converted to 134a and still keep you just as cool. Understanding the basic type of a/c systems Ford used on their classics will help with you determine the best route for your project.
Where is the POA valve on a 134a Ford?
Typical 134a charge rate will be approximately 70-80% of the factory R12 charge amount. The POA Valve is installed on the evaporator, near the firewall. Change or restore the filter-drier. Drain the compressor oil and recharge with 134a compatible oil.
What’s the charge rate on a Ford 134a?
Ignore the sight-glass. A properly charged 134a system will likely show bubbles in the sight-glass. Typical 134a charge rate will be approximately 70-80% of the factory R12 charge amount.
Where is the accumulator located on a 134a Ford?
Typical 134a charge rate will be approximately 70-80% of the factory R12 charge amount. The accumulator is most often installed on the evaporator, near the firewall, but occasionally found in the middle of the suction hose between the evaporator and the compressor. Change or restore the accumulator.