The form includes two letters followed by seven digits, and four letters followed by six digits and a final letter. Its written length description disagrees with these patterns.
Checks ENERGY STAR model records and searches manuals separately from the serial. Certification records do not establish this unit’s manufacture date.
A purchase year or warranty date does not establish the manufacture date. Confirm any family-specific historical system before selecting it.
Full Prince Castle lookup & label guide · Manuals+