Dehumidifier displays F2 and may shut down or ignore temperature-related functions.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Shorted NTC sensor, Broken sensor lead, Corroded connector, Damaged sensor harness

Safety: Unplug the unit before servicing.

Locate ambient sensor: Typically near the air intake grille or mounted on the front frame. It is a small probe or bead-type sensor.
Inspect wiring: Look for visible damage to the sensor wires and connector. Repair or replace damaged wiring.
Test sensor: Measure resistance at room temperature and compare to TCL’s NTC chart. Replace if open or shorted.
Reconnect and test: After replacing the sensor, ensure the connector is firmly seated on the main PCB and test the unit.

Medium 3/5

Ambient Temperature Sensor (NTC Probe)

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