The Amazon Smart Thermostat offers Alexa integration and energy savings. This guide covers setup and HVAC control issues.
Thermostat Not Powering On
- Requires C-wire for power (included adapter)
- C-wire adapter works with most systems
- Check HVAC breaker is on
- Verify wiring matches terminal labels
- Display should light when powered
WiFi Connection Issues
- Setup via Alexa app, not standalone
- Thermostat requires 2.4GHz WiFi
- Keep phone near thermostat during setup
- Grant location permission for setup
- Factory reset: Remove from Alexa and restart
HVAC Not Responding
- Check wire connections at thermostat
- Verify correct system type selected
- Heat pump settings differ from furnace
- Test each mode (heat, cool, fan)
- Check HVAC unit has power and filter clean
Temperature Reading Incorrect
- Allow 24 hours for calibration
- Avoid mounting in direct sunlight
- Keep away from heat sources
- Temperature correction available in settings
- Use Echo with sensor for room temp
Hunches Feature
- Hunches learns schedule automatically
- Enable in Alexa app thermostat settings
- Adjusts based on occupancy detection
- Works with Echo devices presence sensing
- Manual schedules override Hunches
Home Assistant Integration
- Use Alexa Media Player custom component
- Thermostat appears as climate entity
- Requires Alexa account authentication
- Control modes and temperature setpoints
- Some features only available in Alexa app