Can you put r134a in a car that had r12 in it before?

Even if you've had the remainder of R12 flushed out of the system by a professional, as to not release toxic gas into the atmosphere, R134A still won't be a fully-compatible replacement.

1. What happens if you put R134a in a R12 system?
2. Can you change R12 to R134a?
3. What replaces R12 freon?
4. Is it legal to sell R12 refrigerant?
5. How much does it cost to convert R12 to R134a?
6. Is R12 colder than R134a?
7. What do you do prior to introducing recovered refrigerant to a motor vehicle?
8. Can R22 replace R12?
9. Is refrigerant certification needed and what can happen if I don't have it?
10. Can you ship Freon USPS?
11. Can I sell my R22 refrigerant?
12. What year did R134a replace R12?
13. Is R12 heavier than R134a?
14. Is Freon 12 the same as R12?
15. How cold can r134 get?

What happens if you put R134a in a R12 system?

R134a systems work at higher discharge-side pressures than R12 systems, which could lead to compressor seals leaks. Additionally, since R134a is composed of much smaller molecules, it has a greater chance of leaking from an R12 system.

Can you change R12 to R134a?

Before 1995 most vehicles came with R12 refrigerant in the air-conditioning system. If your air conditioning is no longer cooling as well as it once did, then chances are you need to recharge the refrigerant in the system. ... Instead you can convert an R12 system to an R134a system with a few parts and some basic tools.

What replaces R12 freon?

There are three replacement refrigerant options for R12 systems: R134a, R401a, R401b. R134a is regarded, by manufacturers and adherents to the Montreal Protocols alike, as the best replacement refrigerant.

Is it legal to sell R12 refrigerant?

Yes, you can still sell R-12 and other CFC refrigerants. Although these refrigerants can no longer be manufactured, it is perfectly legal to sell to an EPA certified buyer.

How much does it cost to convert R12 to R134a?

Cost of Converting an R12 to the R134a System

If you have a professional convert the R12 to R134a, you may spend about $250 for the entire service. However, this is much more cost-effective than replacing the entire air conditioning system.

Is R12 colder than R134a?

R12 can blow 6 to 7 degrees cooler than R134a and is 15% more efficient. ... As a result, a perfectly functioning R12 system will blow colder and reduce temperatures faster than a system that was converted to R134a.

What do you do prior to introducing recovered refrigerant to a motor vehicle?

Before you begin transferring recycled refrigerant into an empty storage cylinder, in order to remove non- condensable gases, the cylinder must be evacuated to at least 27 in. HG of vacuum. Refillable cylinders must be UL or DOT approved and must be hydrostatically tested and date stamped every five years.

Can R22 replace R12?

R12 and R22 are both now banned by the EPA in the United States. Other more environmentally friendly alternatives exist, but even those cannot be changed in air conditioners or other refrigeration units with R12 without a thorough cleaning of the unit.

Is refrigerant certification needed and what can happen if I don't have it?

Do I need a technician certification to sell refrigerant? No. However, sellers should understand the requirement to check that the purchasers of refrigerant are, or employ, certified technicians. They should also understand the recordkeeping requirements for refrigerant sales.

Can you ship Freon USPS?

The United States Postal Service has a lot of regulations concerning what it will ship and what it will not. You can mail Freon through the USPS but only by ground and it involves a lot of paperwork, certifications and labeling regulations.

Can I sell my R22 refrigerant?

R22 refrigerant is illegal to import and manufacturer in the U.S. But it's not illegal for anyone to buy R22 freon. And it's not illegal to sell it IF you have a license. As long as the stocks last, you will be able to continue purchasing R22 from specialized dealers and form your air conditioning company.

What year did R134a replace R12?

R12 and 134a are refrigerants used in car air conditioning systems. R12 was used in most cars and trucks until 1995 when it was replaced with 134a. Other than new car manufacturers over the last few years having switched to 1234yf, it's remained in use ever since.

Is R12 heavier than R134a?

The volume of r134a refrigerant is lighter than the same amount r12 refrigerant. This not only is important to know for commercial refrigeration units, but it also is vital when making repairs on HVAC equipment and even cars.

Is Freon 12 the same as R12?

Refrigerant R12 or Freon 12 is said to be the most widely used of all the refrigerants being used for different applications. The chemical name of refrigerant R12 is dichlorodifluoromethane and its chemical formula is CCl2F2. ... The wide range of applications of the refrigerant are due to its safe properties.

How cold can r134 get?

It depends on the type of application, Freons like R134a has freezing point of up to -103°C and in most refrigeration purposes the user set temperature won't be below -15°C .