Black+Decker Humidifiers & Dehumidifiers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
Advertisements
E1
Dehumidifier will not run and displays E1 on the control panel
Room Temperature Sensor Failure
E2
Dehumidifier stops and displays E2 on the screen
Evaporator Coil Temperature Sensor Failure
E3
Dehumidifier beeps and shows E3, will not dehumidify
Humidity Sensor (RH Sensor) Failure
E4
Dehumidifier shuts down and displays E4 on the panel
Refrigeration System Protection / High or Low Temperature Fault
E5
Dehumidifier stops and shows E5, fan may still run
Compressor Overload / Overcurrent Protection
E6
Dehumidifier displays E6 and will not start dehumidifying.
Communication Error Between Display Board and Main Control Board
E7
Dehumidifier shows E7 and stops operation.
Water Level Sensor / Float Switch Error
E8
Dehumidifier displays E8 and shuts down, often after running for a short time.
Fan Motor or Fan Feedback Error
EC
Dehumidifier shows EC and stops cooling/dehumidifying.
Refrigerant System / Low Refrigerant or Sensor Error
F0
Dehumidifier shows F0 and does not respond to controls.
Control Panel Keypad Fault
F1
Dehumidifier displays F1 and will not start.
Internal EEPROM / Control Board Configuration Error
HI
Dehumidifier displays 'HI' and may run continuously.
High Ambient Temperature or Humidity Indication
LO
Dehumidifier displays LO and does not start dehumidifying.
Low Ambient Temperature Protection
P1
Dehumidifier displays P1 and will not start dehumidifying.
Defrost Mode / Coil Defrosting in Low Temperature
P2
Dehumidifier shows P2 and stops; the bucket is full or nearly full.
Bucket Full / Water Tank Full Protection
P3
Dehumidifier displays P3 and stops operation.
Pump Fault (for models with built-in condensate pump)
Symptom
Continuous drain hose connected, but water still fills the bucket.
Continuous Drain Not Working
Symptom
Control buttons do not respond or respond intermittently
Keypad / Control Panel Failure
Symptom
Dehumidifier does not power on at all (no lights, no display).
No Power / Input Power Failure
Symptom
Dehumidifier emits a burning or electrical smell
Overheating Electrical Component
Symptom
Dehumidifier emits a musty or moldy odor during operation
Biological Growth in Water System
Symptom
Dehumidifier fan runs, but there is a loud rattling or grinding noise.
Fan Assembly Mechanical Noise
Symptom
Dehumidifier leaks water onto the floor instead of into the bucket.
Internal Water Leak / Drainage Misalignment
Symptom
Dehumidifier makes a loud humming noise, but there is little or no air movement.
Fan Not Spinning / Stalled Fan Motor
Symptom
Dehumidifier powers on, but the compressor never starts; only the fan runs.
Compressor Not Starting
Symptom
Dehumidifier runs briefly then shuts off, even though the bucket is not full.
Short Cycling / Overheat or Protection Trip
Symptom
Dehumidifier runs but does not collect water in the bucket.
No Dehumidification / Poor Moisture Removal
Symptom
Dehumidifier vibrates excessively or rattles against the floor
Excessive Vibration / Mechanical Imbalance
Symptom
Display is very dim or completely blank, but unit still runs
Display Backlight / LED Failure
Symptom
Humidifier (Black+Decker cool mist) does not produce mist even though power light is on
Ultrasonic Transducer Not Operating
Symptom
Humidifier has a white dust residue around it on furniture.
Mineral Dust Emission
Symptom
Humidifier leaks water from the base onto the table or floor
External Water Leak
Symptom
Humidifier makes gurgling or bubbling noises
Normal Water Transfer Noise / Air in System
Symptom
Humidifier produces very little mist compared to normal
Reduced Mist Output
Symptom
Humidifier shuts off even though there is still water in the tank
Water Level Detection Fault (Humidifier)
Symptom
Humidifier smells musty or like mildew.
Bacterial/Mold Growth in Humidifier
Symptom
Water overflows from the bucket, even though the unit should shut off when full.
Bucket Full Protection Failure
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Dehumidifier will not run and displays E1 on the control panel
|
Room Temperature Sensor Failure | View Details |
| E2 |
Dehumidifier stops and displays E2 on the screen
|
Evaporator Coil Temperature Sensor Failure | View Details |
| E3 |
Dehumidifier beeps and shows E3, will not dehumidify
|
Humidity Sensor (RH Sensor) Failure | View Details |
| E4 |
Dehumidifier shuts down and displays E4 on the panel
|
Refrigeration System Protection / High or Low Temperature Fault | View Details |
| E5 |
Dehumidifier stops and shows E5, fan may still run
|
Compressor Overload / Overcurrent Protection | View Details |
| E6 |
Dehumidifier displays E6 and will not start dehumidifying.
|
Communication Error Between Display Board and Main Control Board | View Details |
| E7 |
Dehumidifier shows E7 and stops operation.
|
Water Level Sensor / Float Switch Error | View Details |
| E8 |
Dehumidifier displays E8 and shuts down, often after running for a short time.
|
Fan Motor or Fan Feedback Error | View Details |
| EC |
Dehumidifier shows EC and stops cooling/dehumidifying.
|
Refrigerant System / Low Refrigerant or Sensor Error | View Details |
| F0 |
Dehumidifier shows F0 and does not respond to controls.
|
Control Panel Keypad Fault | View Details |
| F1 |
Dehumidifier displays F1 and will not start.
|
Internal EEPROM / Control Board Configuration Error | View Details |
| HI |
Dehumidifier displays 'HI' and may run continuously.
|
High Ambient Temperature or Humidity Indication | View Details |
| LO |
Dehumidifier displays LO and does not start dehumidifying.
|
Low Ambient Temperature Protection | View Details |
| P1 |
Dehumidifier displays P1 and will not start dehumidifying.
|
Defrost Mode / Coil Defrosting in Low Temperature | View Details |
| P2 |
Dehumidifier shows P2 and stops; the bucket is full or nearly full.
|
Bucket Full / Water Tank Full Protection | View Details |
| P3 |
Dehumidifier displays P3 and stops operation.
|
Pump Fault (for models with built-in condensate pump) | View Details |
| – |
Continuous drain hose connected, but water still fills the bucket.
|
Continuous Drain Not Working | View Details |
| – |
Control buttons do not respond or respond intermittently
|
Keypad / Control Panel Failure | View Details |
| – |
Dehumidifier does not power on at all (no lights, no display).
|
No Power / Input Power Failure | View Details |
| – |
Dehumidifier emits a burning or electrical smell
|
Overheating Electrical Component | View Details |
| – |
Dehumidifier emits a musty or moldy odor during operation
|
Biological Growth in Water System | View Details |
| – |
Dehumidifier fan runs, but there is a loud rattling or grinding noise.
|
Fan Assembly Mechanical Noise | View Details |
| – |
Dehumidifier leaks water onto the floor instead of into the bucket.
|
Internal Water Leak / Drainage Misalignment | View Details |
| – |
Dehumidifier makes a loud humming noise, but there is little or no air movement.
|
Fan Not Spinning / Stalled Fan Motor | View Details |
| – |
Dehumidifier powers on, but the compressor never starts; only the fan runs.
|
Compressor Not Starting | View Details |
| – |
Dehumidifier runs briefly then shuts off, even though the bucket is not full.
|
Short Cycling / Overheat or Protection Trip | View Details |
| – |
Dehumidifier runs but does not collect water in the bucket.
|
No Dehumidification / Poor Moisture Removal | View Details |
| – |
Dehumidifier vibrates excessively or rattles against the floor
|
Excessive Vibration / Mechanical Imbalance | View Details |
| – |
Display is very dim or completely blank, but unit still runs
|
Display Backlight / LED Failure | View Details |
| – |
Humidifier (Black+Decker cool mist) does not produce mist even though power light is on
|
Ultrasonic Transducer Not Operating | View Details |
| – |
Humidifier has a white dust residue around it on furniture.
|
Mineral Dust Emission | View Details |
| – |
Humidifier leaks water from the base onto the table or floor
|
External Water Leak | View Details |
| – |
Humidifier makes gurgling or bubbling noises
|
Normal Water Transfer Noise / Air in System | View Details |
| – |
Humidifier produces very little mist compared to normal
|
Reduced Mist Output | View Details |
| – |
Humidifier shuts off even though there is still water in the tank
|
Water Level Detection Fault (Humidifier) | View Details |
| – |
Humidifier smells musty or like mildew.
|
Bacterial/Mold Growth in Humidifier | View Details |
| – |
Water overflows from the bucket, even though the unit should shut off when full.
|
Bucket Full Protection Failure | View Details |
No matching codes found
Advertisements