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The fault indicates an internal failure of the control unit and, in some cases, requires replacing the electronic board.
The ABM03 control unit can lock the boiler due to an internal fault. Key points to identify it and know when to intervene.
The boiler may lock out due to an internal anomaly in the ABM03 control unit. These are the causes and the actual scope of the fault.
The boiler locks out due to flue gas overheating. These are the usual causes and the correct response.
The fault points to the delivery sensor. Keys to identifying it, ruling out damage, and knowing when to intervene.
The return sensor anomaly can shut down the boiler. These are its causes, signs, and the most effective response.
The failure of the hot water sensor can cut off hot water service and require immediate technical inspection.
The fault usually points to the flue gas sensor or its wiring. This is how it affects the boiler and what a technician checks.
Code F14 indicates a fault in the secondary return probe and requires a precise inspection of the sensor and its wiring.
The most common causes, the safe checks, and the signs that indicate a serious microwave malfunction.
The boiler locks due to a fault in the electronic board and requires checking the internal configuration with technical expertise.
The boiler warns of a voltage drop: causes, safe checks, and when to intervene.