VISIONPRO® 8000 SMART THERMOSTAT
33-00096—04 90
TROUBLESHOOTING
Table 10. Troubleshooting.
Symptom Action
Screen is blank • Check circuit breaker and reset if necessary.
• Make sure power switch at heating and cooling system is on.
• Make sure furnace door is closed securely.
Screen is
difficult to read
• Change screen brightness using Preferences menu.
Red light is on • If thermostat is in Emergency Heat mode, the red light is normal. It shows that the thermostat is in
Emergency Heat mode.
• If thermostat is not in Emergency Heat mode, an alert is active. Check message on the thermostat
screen.
Heating or
cooling system
does not
respond
• Touch SYSTEM to set system to Heat. Make sure the temperature is set higher than the Inside
temperature.
• Touch SYSTEM to set system to Cool. Make sure the temperature is set lower than the Inside
temperature.
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating & cooling system is on.
• Make sure furnace door is closed securely.
• If “Wait” is displayed, the compressor protection timer is on. Wait 5 minutes for the system to restart
safely, without damaging the compressor.
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