ITC-308 Not Recognizing Temp Differential

[Tania]

Hello,
Please note that the ITC-308-WIFI has a special mode, and the phenomenon described is highly likely to have triggered this mode.

Please refer to this post:

Q&A: How does ITC-308WIFI work?

ITC-308WIFI has a special temperature mode and a normal temperature mode. The trigger conditions for the special temperature mode are: Enter the setting mode through the SET key then exit. Enter the setting mode through the app then exit. In the special temperature mode, ITC-308WIFI will ignore the settings of HD (Heating hysteresis temperature) and CD (Cooling back temperature) and turn on the heating/cooling output. It will not enter the normal mode until the temperature reaches the SV tar…