Carrier Serial Number Date Codes
Carrier Manufacture Date
Carrier Serial Number Lookup
Carrier Serial Number Decoder
Enter your True product's serial number to view specific information pertaining to the cabinet. Microsoft office 365 free download. Some manufacturers have multiple serial formats. For example, Samsung HVAC units have 10, 14 or 15 alphanumeric characters. In the 10-digit format, the fourth and fifth character represent the year and month respectively. Trane has eight known styles of serial numbers and sometimes lists the date in a separate field.