R410a Refrigerant

R22 home air conditioner frequently asked questions

Do i need different manifold gauges for R410A?

Yes.The R410A operates at a much higher pressure on both low and high sides than R22 .

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The usual pressure on low side and high side of R410A?

It will be between 110 to 140 PSI on low side and 250 to 400 PSI on high side ?

I am retrofitting my R22 AC TO R410A.Can i use the same existing AC pressure lines (copper).

No.Your old copper line was not designed to handle the extra pressure caused by using R410A.Using it can damage your AC,increase leak chances and compromise on performance.Copper is costly and you can sale it seperately.

Will i loose Warranty if i mix R22 and R410A?

Yes.A system is designed to perform for a single refrigerant.Mixing two refrigerants will create a pressure different from the one system was designed for and it can damage AC and impact the performance.

How to know that my AC contains R22 or R410A ?

Try the below methods

• Make a note of model no and brand and call the manufacturer.
• Check the manual provided to you for the used refrigerant.
• Check the nameplate (usually on outdoor condensing unit) for type of refrigerant used in your air conditioner.

Is it illegal to release R22 in air during charging or servicing of R22 systems.

Yes.The clean air act prohibits the release of R22 in air.The R22 must be collected for reuse during servicing,evacuation or charging.

Do california has seperate laws?

Yes.Please check them with your manufacturer.

What to do with my old R22 Air conditioner?

R22 will be produced for existing air conditioner unit Between 2010 to 2020.After 2020,only recovered R22 refrigerant can be used for charging the systems.So the price of R22 refrigerant will rise because of shortage.