Devola
Devola Humidifiers & Dehumidifiers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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CF
Devola dehumidifier displays CF after long use; unit may still run.
Filter Clean Reminder
E1
Devola dehumidifier will not run; display shows E1 shortly after power-on.
Room Temperature Sensor Failure
E2
Devola dehumidifier stops and displays E2; fan may still run briefly.
Evaporator Coil Temperature Sensor Failure
E3
Devola dehumidifier shows E3 and will not start the compressor.
Humidity Sensor (RH Sensor) Failure
E4
Devola dehumidifier displays E4 and shuts down; may occur during cold operation.
Defrost Protection / Coil Temperature Abnormality
E5
Devola dehumidifier shows E5 and stops; compressor does not run.
Compressor Overload / High-Temperature Protection
E6
Devola dehumidifier displays E6 and will not start or stops shortly after starting.
Communication Error Between Display Board and Main Control PCB
E7
Devola dehumidifier shows E7 and stops; may occur when trying to start the compressor.
Compressor Current / Overload Detection Fault
E8
Devola dehumidifier displays E8 and stops operation; fan may still run.
High-Pressure or Refrigerant System Protection
E9
Devola dehumidifier shows E9 and will not start; sometimes appears after a power surge.
EEPROM / Memory Error on Main Control PCB
EC
Devola dehumidifier displays EC and stops dehumidifying.
Refrigerant System / Low Refrigerant or Sensor Error
F0
Devola dehumidifier shows F0 and does not respond to controls.
Control Panel Keypad Fault
F1
Devola dehumidifier shows F1 and fan does not run.
Fan Motor Fault / Fan Feedback Error
F2
Devola dehumidifier shows F2 and compressor does not start.
Compressor Relay / Output Fault
H1
Devola humidifier displays H1 and stops producing mist.
Low Water Level / Tank Empty
H2
Devola humidifier shows H2 and shuts down; base may feel warm.
Overheat Protection / Ultrasonic Transducer Over-Temperature
H3
Devola humidifier displays H3 and no mist is produced even with water in the tank.
Ultrasonic Transducer Drive Fault
H4
Devola humidifier shows H4 and buttons may not respond correctly.
Humidity Sensor Fault (Humidifier)
HI
Devola dehumidifier displays HI and may run continuously.
High Ambient Temperature Indication / Over-Temperature Warning
LO
Devola dehumidifier displays LO and does not dehumidify; fan may run.
Low Ambient Temperature Lockout
P1
Devola dehumidifier shows P1 and stops; water tank may be full or internal reservoir full.
Internal Water Reservoir Full / Pump Protection
P2
Devola dehumidifier displays P2 and stops; tank appears empty.
Water Tank Not Detected / Tank Switch Fault
Symptom
Devola dehumidifier display and buttons work but compressor never starts; fan runs continuously.
Compressor Not Starting
Symptom
Devola dehumidifier emits a musty or moldy smell from the air outlet.
Microbial Growth in Water System and Coils
Symptom
Devola dehumidifier leaks water onto the floor from the bottom or rear.
Water Leakage / Drainage Fault
Symptom
Devola dehumidifier makes loud rattling or grinding noises during operation.
Mechanical Noise / Fan or Compressor Mounting Fault
Symptom
Devola dehumidifier powers on but fan does not run; compressor may start briefly then stop.
Fan Not Running / Airflow Failure
Symptom
Devola dehumidifier runs briefly then shuts off; water tank is not full.
Short Cycling / Safety Trip
Symptom
Devola dehumidifier runs but does not collect water; humidity in room remains high.
No Dehumidification / Poor Moisture Removal
Symptom
Devola dehumidifier shows incorrect room humidity (e.g., always 30% or 80%) and cycles improperly.
Inaccurate Humidity Sensing
Symptom
Devola dehumidifier vibrates excessively and may move on the floor during operation.
Excessive Vibration / Imbalanced Fan
Symptom
Devola dehumidifier will not power on at all; no lights or display.
No Power / Dead Unit
Symptom
Devola humidifier is excessively loud or emits a high-pitched whine.
Humidifier Noise / Fan or Transducer Resonance
Symptom
Devola humidifier is on but produces no mist; fan may still run.
No Mist Production (Humidifier)
Symptom
Devola humidifier leaks water from around the base or onto the table/floor.
Humidifier Water Leakage
Symptom
Devola humidifier produces very weak mist output even on high setting.
Reduced Mist Output
Symptom
Devola humidifier turns on but shuts off after a few minutes even with sufficient water.
Humidifier Short Cycling / Overheat or Level Misread
Symptom
Devola humidifier will not turn on; indicator lights remain off.
Humidifier No Power
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| CF |
Devola dehumidifier displays CF after long use; unit may still run.
|
Filter Clean Reminder | View Details |
| E1 |
Devola dehumidifier will not run; display shows E1 shortly after power-on.
|
Room Temperature Sensor Failure | View Details |
| E2 |
Devola dehumidifier stops and displays E2; fan may still run briefly.
|
Evaporator Coil Temperature Sensor Failure | View Details |
| E3 |
Devola dehumidifier shows E3 and will not start the compressor.
|
Humidity Sensor (RH Sensor) Failure | View Details |
| E4 |
Devola dehumidifier displays E4 and shuts down; may occur during cold operation.
|
Defrost Protection / Coil Temperature Abnormality | View Details |
| E5 |
Devola dehumidifier shows E5 and stops; compressor does not run.
|
Compressor Overload / High-Temperature Protection | View Details |
| E6 |
Devola dehumidifier displays E6 and will not start or stops shortly after starting.
|
Communication Error Between Display Board and Main Control PCB | View Details |
| E7 |
Devola dehumidifier shows E7 and stops; may occur when trying to start the compressor.
|
Compressor Current / Overload Detection Fault | View Details |
| E8 |
Devola dehumidifier displays E8 and stops operation; fan may still run.
|
High-Pressure or Refrigerant System Protection | View Details |
| E9 |
Devola dehumidifier shows E9 and will not start; sometimes appears after a power surge.
|
EEPROM / Memory Error on Main Control PCB | View Details |
| EC |
Devola dehumidifier displays EC and stops dehumidifying.
|
Refrigerant System / Low Refrigerant or Sensor Error | View Details |
| F0 |
Devola dehumidifier shows F0 and does not respond to controls.
|
Control Panel Keypad Fault | View Details |
| F1 |
Devola dehumidifier shows F1 and fan does not run.
|
Fan Motor Fault / Fan Feedback Error | View Details |
| F2 |
Devola dehumidifier shows F2 and compressor does not start.
|
Compressor Relay / Output Fault | View Details |
| H1 |
Devola humidifier displays H1 and stops producing mist.
|
Low Water Level / Tank Empty | View Details |
| H2 |
Devola humidifier shows H2 and shuts down; base may feel warm.
|
Overheat Protection / Ultrasonic Transducer Over-Temperature | View Details |
| H3 |
Devola humidifier displays H3 and no mist is produced even with water in the tank.
|
Ultrasonic Transducer Drive Fault | View Details |
| H4 |
Devola humidifier shows H4 and buttons may not respond correctly.
|
Humidity Sensor Fault (Humidifier) | View Details |
| HI |
Devola dehumidifier displays HI and may run continuously.
|
High Ambient Temperature Indication / Over-Temperature Warning | View Details |
| LO |
Devola dehumidifier displays LO and does not dehumidify; fan may run.
|
Low Ambient Temperature Lockout | View Details |
| P1 |
Devola dehumidifier shows P1 and stops; water tank may be full or internal reservoir full.
|
Internal Water Reservoir Full / Pump Protection | View Details |
| P2 |
Devola dehumidifier displays P2 and stops; tank appears empty.
|
Water Tank Not Detected / Tank Switch Fault | View Details |
| – |
Devola dehumidifier display and buttons work but compressor never starts; fan runs continuously.
|
Compressor Not Starting | View Details |
| – |
Devola dehumidifier emits a musty or moldy smell from the air outlet.
|
Microbial Growth in Water System and Coils | View Details |
| – |
Devola dehumidifier leaks water onto the floor from the bottom or rear.
|
Water Leakage / Drainage Fault | View Details |
| – |
Devola dehumidifier makes loud rattling or grinding noises during operation.
|
Mechanical Noise / Fan or Compressor Mounting Fault | View Details |
| – |
Devola dehumidifier powers on but fan does not run; compressor may start briefly then stop.
|
Fan Not Running / Airflow Failure | View Details |
| – |
Devola dehumidifier runs briefly then shuts off; water tank is not full.
|
Short Cycling / Safety Trip | View Details |
| – |
Devola dehumidifier runs but does not collect water; humidity in room remains high.
|
No Dehumidification / Poor Moisture Removal | View Details |
| – |
Devola dehumidifier shows incorrect room humidity (e.g., always 30% or 80%) and cycles improperly.
|
Inaccurate Humidity Sensing | View Details |
| – |
Devola dehumidifier vibrates excessively and may move on the floor during operation.
|
Excessive Vibration / Imbalanced Fan | View Details |
| – |
Devola dehumidifier will not power on at all; no lights or display.
|
No Power / Dead Unit | View Details |
| – |
Devola humidifier is excessively loud or emits a high-pitched whine.
|
Humidifier Noise / Fan or Transducer Resonance | View Details |
| – |
Devola humidifier is on but produces no mist; fan may still run.
|
No Mist Production (Humidifier) | View Details |
| – |
Devola humidifier leaks water from around the base or onto the table/floor.
|
Humidifier Water Leakage | View Details |
| – |
Devola humidifier produces very weak mist output even on high setting.
|
Reduced Mist Output | View Details |
| – |
Devola humidifier turns on but shuts off after a few minutes even with sufficient water.
|
Humidifier Short Cycling / Overheat or Level Misread | View Details |
| – |
Devola humidifier will not turn on; indicator lights remain off.
|
Humidifier No Power | View Details |
No matching codes found
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