E10
Airflow restriction detected — lint or vent blockage
Airflow restriction detected — lint or vent blockage
Drum temperature sensor fault — NTC reading out of range
Motor speed fault — drum motor not reaching target RPM
Drum belt broken — belt continuity switch triggered
Heat pump refrigerant circuit fault — condenser performance low
Condenser filter clogged — airflow restricted in heat pump system
NTC temperature sensor fault — dryer can’t read internal temperature
Heating element fault — heater circuit interrupted or shorted
Drive motor fault — motor not starting or stalling
Bosch 800 Series 24-inch heat pump dryer with i-DOS-compatible pairing and large drum.