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error Itho Daalderop
Error Code E25
Temperature sensor out of normal range (sensor open) — high deviation in readings.
? What Causes This
Sensor malfunction or disconnected/defective component.
✓ How to Fix It
- Reset the error.
- Replace faulty components: thermal protection, sensors, control board if necessary.
Source: page 42 of the official manual
From the manual
This error code appears in:
Itho Daalderop 120l Smart Upp Boiler