Williams Furnace Company 7A315 High Altitude Conversion Kit for 5008632 Includes P090543, P090544 and P090546
This high elevation kit is specifically for use with your Williams Natural Gas 50,000 BTU Forsaire Top Vent Counterflow Furnace with Standing Pilot. It includes all required orifices to meet your specific elevation needs. A high elevation kit is required for elevations over 2,000 feet above sea level.
Orifices are included for the following elevations:
2001' to 4000' above sea level - P090543
4001' to 6000' above sea level - P090544
6001' to 8000' above sea level - P090546
The Williams Natural Gas 50,000 BTU Forsaire Top Vent Counterflow Furnace with Standing Pilot requires two (2) kits.
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.