Ideal Logic Air fault 366

Room temp sensor fault

Heat pump

What it means

Fault relating to the room temperature sensor.

Likely causes

  1. Room temperature sensor fault
  2. Dwelling room temperature dropped to ≤8°C
  3. Dwelling ambient temperature at or below 8°C
  4. Ambient air temperature at or below 1°C

Where to start

  1. Check dwelling temperature sensor/room thermostat reading when room frost protection activates
  2. Confirm CH zone pumps are cycling intermittently
  3. Verify Central Heating zone pumps cycle intermittently during activation

The full answer, free

  • 2 more checks in order
  • The readings and component tests from the manual
  • How to put it right, step by step
  • The manual page for this fault (page 103), right under the answer

Safety: Isolate the outdoor unit and any backup heater, and give the inverter capacitors time to discharge before you open the electrics. Anything on the refrigerant circuit needs F-gas certification.

From the Ideal manual for the Logic Air. Check the model on the data plate before you order parts.

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