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Symptom
Remedy
The system is not turning on
Check the wiring (see Installation, Page 5)
LCD is blank
Display is blank when voltage is not present at the thermostat
Check circuit breaker or for an open fuse
Thermostat does not turn on the system as
frequently as it should
Decrease the temperature differential (see Setting a New Temperature
Differential, Page 9)
Thermostat is not properly controlling the fan
Check the wiring (see Installation, Page 5)
Thermostat is continuously turning on and off
Increase the temperature differential (see Setting a New Temperature
Differential, Page 9)
Temperature display is not accurate
Your thermostat has two options for temperature readout: Fahrenheit (default)
or Celsius; check that the “jumper” is properly set to your preference
Plug the hole for wiring behind the thermostat with non-flammable insulation to
prevent airflow into the thermostat
Troubleshooting
Содержание SC2201
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