How can I tell the age of a Miller air conditioner or furnace from the serial number?

Monday, June 11, 2018

Miller is one the brands manufactured by Nordyne/Nortek, and follows their serial number format. The fourth and fifth digits of the serial number are the year of manufacture. So the serial number below on the data plate of a Miller package heat pump indicates that it was manufactured in 2010.

    To determine other key specs of your HVAC system, see one of these other blog posts: 

How can I find out the SEER of my air conditioner?

How can I tell whether the condenser (outdoor unit) is an air conditioner or heat pump? 

How can I find out the size of my air conditioner?

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   To learn more about heating and air conditioning systems, see these other blog posts:

My air conditioner won't turn on. What's wrong? 

How can I find out the age of my air conditioner or furnace? 

Where is the air filter for my central air conditioner and furnace? I can’t find it? 

Does an old air conditioner use more electricity as it ages? 

How did homes stay cool in Florida before air conditioning? 

What is wrong with an air conditioner when the air flow out of the vents is low?

Why has the thermostat screen gone blank? 

Why does it take so long to cool a house when an air conditioner has been off for a while? 

Why is my air conditioner not cooling enough? 

What are the most common problems with wall/window air conditioners?  

Will closing doors reduce my heating and cooling costs? 

    Visit our HEATING AND AIR CONDITIONING page for other related blog posts on this subject, or go to the INDEX for a complete listing of all our articles.

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