Störungscode F06_F23_F25_ECOi_MF1

(ECOi-Geräte)

Alarm Code	F06, F23, F25
Alarm meaning	Gas temperature sensor trouble at outdoor heat exchanger 1; Gas temperature sensor trouble at outdoor heat exchanger 2; Gas temperature sensor trouble at outdoor heat exchanger 3
Alarm conditions	A/D step is 10 steps or less (short circuit). A/D step is 1014 steps or more (open circuit).
Probable cause	Sensor malfunction (including connector) PCB malfunction
Check	Measure the sensor resistance. Check that the sensor is operating normally. Use a remote controller monitor or PC monitor to check the temperature that is recognized by the microcomputer.
Correction	–
Example	–
Notes	–

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