How do I enable or disable Auto Changeover on the Honeywell 5000 thermostat?
During installer setup, access Function 12 for Manual/Auto Changeover settings: select 0 for Manual changeover (Heat/Cool/Off modes), 1 for Auto changeover (Heat/Cool/Auto/Off modes), or 2 for Auto changeover only (Auto mode only). Use the ▲ or ▼ buttons to select your preference and press DONE to save.
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