Honeywell TH6110D1021 - Low Voltage Thermostat Support Questions

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Advanced Settings On This Thermostat
How do I find the codes for advanced settings on this thermostat?

Change From Fahrenheit To Centigrade On Honeywell Thermostat Model Th6110d102
How to change from Fahrenheit to Centigrade on Honeywell Thermostat Model TH6110D1021

House Thermostat
Can I use a TH6110D1005 to replace TH6110D1021

House Thermostat
https://www.amazon.com/Honeywell-TH6110D1021-FocusPro-Programmable-Thermostat/dp/B000UQ7T58avoid use...

Advanced Settings On This Thermostat
Check this video tutorial Please click hereTo understand codes please check this link https://www.hu...

Change From Fahrenheit To Centigrade On Honeywell Thermostat Model Th6110d102
pressing both up and down arrow buttons at the same time will worked. It changed back to centigrade.

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