How to determine the date of production/manufacture or age of Miller® HVAC Systems.
The date of production/manufacture or age of Miller® HVAC equipment can be determined from the serial number located on the data plate.
Parent Company: Nortek (formerly Nordyne Manufacturing)
Sister or similar Brands Include: AirBloc | AMBIRAD | Benson | Broan | Frigidaire | Gibson | Intertherm | Kelvinator | Mammoth | Maytag | Miller | Nordyne | Nutone | Philco | Reznor | Tappan | Ventrol | Westinghouse
Example serial number styles/formats found:
- Style 1: G5R9510-01034
Style 3: G6R9905-05028
Description: Twelve (12) character serial number. Begins with a single letter, followed by a single number, then another single letter and ends with four numerical digits, followed by a dash (-) and five numerical digits.
Year of manufacture is 4th & 5th digits of the serial number combined.
Month of manufacture is 6th & 7th digits of the serial number combined.
Page last updated: 19 April 2016