Questions tagged [r134a]

R134a, a refrigerant commonly used in vehicle air conditioners.

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225 views

Are R-134a quick-couple adapters compatible with R-1234yf systems?

In other words, do R-1234yf systems use the same charging port design as R-134a?
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195 views

What exactly is R-1234yf?

I keep on reading about a new refrigerant, R-1234yf, that is being adopted by some automotive manufacturers. What is this refrigerant all about, why are manufacturers considering it and what makes it ...
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931 views

Can I use empty refrigerant bottles to store used refrigerant?

Based on symptoms and measurements, I have reason to suspect that my neighbour's car's AC system has too much refrigerant in it. Some of the refrigerant has to go. To my knowledge, even if ...
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8k views

How do A/C professionals dispose of refrigerant?

The ubiquitous advisories and legislations against releasing A/C refrigerant into the atmosphere are well known - if you need to discharge R-134a or R-22 from your A/C system, have the gas evacuated ...
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1answer
4k views

Does R-134A refrigerant normally have oil (liquid at room temperature) in it?

Upon [legally] releasing some pressure from a car's (model year 2000) over-charged AC refrigerant loop that uses R-134A refrigerant, some of the released fluid surprisingly stayed liquid at room ...
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1answer
2k views

Is it bad to mix different refrigerants?

I'm mainly wondering about different brands of refrigerants. In other words, mixing one brand of R134a with another brand, not mixing R12 and R134a (or anything like that).
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83 views

Will using the AC accelerate refrigeration loss due to a leak?

I developed a leak in the lines of my AC system (verified). The system has been recharged so it is working for the time being, but I do not expect it to last indefinitely. I am due to buy a new car, ...
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2answers
16k views

Can you use a vacuum pump on a charged A/C System?

I have a vehicle that is not currently running from which I am pulling the engine. To do so, I need to remove the A/C compressor and condensor, but it is currently charged. I have borrowed an A/C ...
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5k views

AC: Fixing or Recharging?

I have Toyota Camry 2000. The problem is AC does not blow any cold air. So, I bought R134a and recharging it myself. It costs me about $12. However, it lasts for about a month. I checked with couple ...
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3answers
20k views

How to recharge AC using booster from auto parts store?

The AC on my 2002 Chevy Cavalier stopped blowing cold in the fall and I had planned on getting it checked out and recharged once the AC check specials started. I saw this for $30 and it seems too ...
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13k views

How do I convert a R12 to R134A for my AC system?

I have an older vehicle that has AC, but it needs a recharge. It uses the older R12 refrigerant and it is very expensive and can be difficult to locate as it is not made in the US anymore. How do I ...