Owner's Manual
Page 12
.... Set the System switch to Off before the batteries are optional (and serve as backup power) only if your thermostat is connected to 24 VAC. 8 Install two fresh AAA batteries when Lo Batt (low batteries) flashes on the screen. The message appears for more than a month. Otherwise, the heating/cooling system...
.... Set the System switch to Off before the batteries are optional (and serve as backup power) only if your thermostat is connected to 24 VAC. 8 Install two fresh AAA batteries when Lo Batt (low batteries) flashes on the screen. The message appears for more than a month. Otherwise, the heating/cooling system...
Owner's Manual
Page 13
... to 37 °C). • The compressor protection delay has been activated. Replace the thermostat. • The temperature sensor circuit is off. • You are correctly installed. • The System switch is shorted. HI appears on the screen. Temperature settings cannot be changed. Cool On or Heat On is blank. E1 appears...
... to 37 °C). • The compressor protection delay has been activated. Replace the thermostat. • The temperature sensor circuit is off. • You are correctly installed. • The System switch is shorted. HI appears on the screen. Temperature settings cannot be changed. Cool On or Heat On is blank. E1 appears...