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What is in your equipment, and what it means
The refrigerant on the data plate changes what a repair costs, what parts are available, and how far ahead the replacement should be planned. Two questions.
The check
General guidance about equipment, not a quote and not a legal position on regulations — those change and they are the manufacturer's and the regulator's to state. It runs in your browser and nothing is sent anywhere.
What it means
Production and import of R-22 ended in the United States in 2020. What remains is reclaimed and stockpiled, so a leak repair is not just labour — it is refrigerant at a price that keeps moving, on equipment that is already old.
- Small repairs that do not involve refrigerant are still worth doing.
- A leak is the moment to price replacement properly rather than to top up and hope.
- Retrofitting to another refrigerant is possible on some systems and is rarely the bargain it sounds like — ask what it does to capacity and to the warranty.
- Put these units at the top of the replacement order in the asset register.
Most equipment installed over the last two decades runs on R-410A. Parts and refrigerant are available, and repairs are ordinary work.
- New equipment is moving to A2L refrigerants, so expect the replacement you buy next to be a different gas with different service requirements.
- That is a reason to plan replacements deliberately, not a reason to rush one.
- Keep the charge correct rather than topped up: a system that needs refrigerant has a leak, and the leak is the job.
R-454B, R-32 and similar refrigerants are mildly flammable and carry their own handling, storage, leak detection and service requirements. The equipment is designed for them; the service practices are what change.
- Ask any contractor whether their technicians are trained and equipped for A2L work before they open the system.
- Charge and recovery procedures differ, and so do some of the tools.
- Keep the commissioning paperwork — with newer equipment it matters for warranty as well as for service.
The refrigerant is printed on the data plate of the outdoor unit or the packaged unit. Knowing it changes repair economics, parts availability and how the replacement should be planned.
- Photograph the whole plate, not just the model number — the charge weight and the electrical data are useful too.
- On a building with several units, do them all at once and keep the photographs with the asset register.
- If climbing is not practical, it is part of the first survey visit.
Age is the other half of this. Over fifteen years, the refrigerant question rarely stands alone: coils, contactors and cabinets are usually at the same stage. Judge the unit as a whole rather than on the gas in it.
At this age the answer is simple: repair it properly, keep the charge correct, and leave the replacement conversation for later.
Four practical consequences
- Repair economicsThe cost of putting refrigerant back into a leaking system is not the same across gases, and on old equipment it can decide repair against replace on its own.
- Parts and lead timesOlder systems increasingly depend on reclaimed parts as well as reclaimed refrigerant. That shows up as downtime, not just as price.
- Planning horizonA fleet that is mostly one generation of equipment will need replacing in clusters. Knowing that early is what keeps it out of a single budget year.
- Service practiceNewer refrigerants change how a system is handled on site. It is a fair question to ask a contractor, and a fair one to ask us.
