Amazon Smart Thermostat
Auto-Changeover Configuration or Control Conflict
Thermostat randomly switches between heating and cooling modes without user input (dual-mode systems)
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Possible Causes
Auto mode enabled with tight deadband, Conflicting Alexa routines or voice commands, Incorrect system type configuration
How to Fix / Troubleshooting
Note: This is usually a configuration issue.
- Disable Auto mode: Set the thermostat to Heat or Cool only instead of Auto to prevent automatic mode switching.
- Increase deadband: If available, widen the temperature difference between heating and cooling setpoints.
- Review Alexa routines: Remove or adjust routines that change modes based on time or occupancy.
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Repair Difficulty
Very Easy
1/5
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