The date of production/manufacture or age of Carrier® HVAC equipment can be determined from the serial number located on the data plate. Parent Company: Carrier Corporation a subsidiary of UTC Climate, Controls & Security Systems, a subsidiary of United Technologies Corp. • What is the right MERV number for my air conditioning filter? • Should I move my air conditioner into the attic? • What are the minimum requirements for bathroom ventilation? • What is an air conditioning heat recovery system? • When should I switch the thermostat to “EMERGENCY HEAT” for my heat pump air conditioner? Unit Serial Number Label. Carrier TRU Reporting For ARB Equipment Registration (ARBER) Emissions Labels. STEP 1: ID your Fleet STEP 2: ID your Engine Locating the TRU Serial Number Locating the Engine Emissions Labels. Unit Serial Number Label Use the TRU serial number to determine the model year.
It would be confusing and wrong. Some hvac brand also has new code for its new hvac units. For example, York hvac had two different serial numbers for 1971 through 2004 and for 2005 through the present day.