Williams Furnace Company 7728 Gas Conversion Kit from Natural Gas to Liquid Propane for Forsaire Furnace 40073 and 40077 Series
Use this gas conversion kit to convert your 40000 BTU Forsaire Furnace Natural Gas heater to Liquid Propane Gas. Parts shown in picture may differ according to specific model.
For 40,000 BTU Forsaire Furnaces, 40073 Series and 40077 Series
This item replaces 7686 conversion kit
This conversion kit is intended for use with Williams Furnace Company Heaters manufactured after 2013. Conversion kits for furnaces manufactured prior to 2013 may not be currently available. Please call Williams Technical Support (888-444-1212) to check on availability for your specific furnace.
To find the year your furnace was manufactured you will need to check the serial number of your furnace.
Please read your serial number as follows: digits 1 and 2 indicate the week your furnace was manufactured, and digits 3 and 4 indicate the year.
Please call Williams Furnace Technical Support at 888-444-1212 to confirm the correct part required for
your specific furnace needs. You will need the model and the serial number of your specific furnace.