Thermostat status (heat mode only)
A fl ame symbol will be lit whenever the thermostat is calling for
GB
heat.
Thermostat status (cool mode only)
A snowfl ake symbol will be lit whenever the thermostat is calling
for cooling. If this is seen to fl ash, the thermostat output is
delayed for a short period to prevent compressor damage.
8
RET1000
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