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Telltale Clues to Your Air Conditionerâs Life Span. The A/Câs age â The average air conditioner life span is roughly 15 years. If yours is over 10 years old, you can expect to see a steady loss of cooling capacity and efficiency. Older equipment is more prone to breakdowns too, so necessary repairs are more frequent.
This would be your first step to putting refrigerant into an air conditioner. There are many different types of refrigerant. A common residential air conditioner that is about 10 years old will probably use R-22. Each refrigerant has different ambient pressure based on temperature.