Six Codes: manufacturing year (one digit) and sequence number (four digits).Seven Codes: manufacturing year (one digit) and sequence number (six digits).Nine Codes: manufacturing year (two digits), manufacturing week (two digits), and sequence number (five digits).Five Codes: manufacturing year (one digit), manufacturing month (one letter), and sequence number (three digits).Eight Codes: manufacturing month (one letter), manufacturing year (one digit), sequence number (five digits), and plant (one letter).

Nine Codes: manufacturing week (two digits), manufacturing year (two digits), plant (one letter), and sequence number (four digits).

Ten Codes: manufacturing week (two digits), manufacturing year (two digits), plant (one letter), and sequence number (five digits).

Product type (two digits), model (three letters), tonnage (three digits), voltage (one digit), and sequence number (two digits).Use the following methods to read Carrier unit model and serial numbers (combined in order): We did the research, and in this post, we will discuss how to decode Carrier serial and model numbers. But sometimes these numbers can be difficult to decode, particularly with Carrier units. It is important to keep track of serial and model numbers for inventory and security purposes. Manufacturers employ a two-part numbering system to help identify product information such as authenticity, size, and manufacture year.

Carrier chiller serial number