The intelligent boiling water device displaying E4 usually indicates that there is some kind of malfunction inside the device, causing it to malfunction. The specific meaning of this error code may vary depending on the device brand, model, and design, but generally speaking, E4 may be related to the following faults:
1. Temperature sensor malfunction: Intelligent boiling water devices are often equipped with temperature sensors to monitor water temperature. If the sensor ages, is damaged, or has poor contact, it may cause the device to misjudge the water temperature and display an E4 error code.
2. Circuit issue: Internal circuit faults of the device, such as short circuits, open circuits, or component damage, may also cause the display of E4 error codes.
3. Heating element issue: The heating element is one of the core components of intelligent boiling water equipment. If the heating element malfunctions, such as damage or failure, the equipment may not be able to heat water properly and display an E4 error code.
4. Other component failures: In addition to the temperature sensors, circuits, and heating elements mentioned above, other components in the smart water boiling device (such as controllers, displays, etc.) may also malfunction, resulting in the display of E4 error codes.
To address the issue of E4 displayed on smart boiling water devices, the following solutions can be attempted:
1. Check power connection: Ensure that the power plug of the device is tightly connected to the socket, without looseness or damage.
2. Refer to the user manual: Different brands and models of smart boiling water devices may have different fault codes and solutions. It is recommended to consult the device's user manual for more specific troubleshooting and solutions.
3. Restarting the device: Sometimes a simple restart of the device can solve some temporary troubleshooting problems.
4. Contact after-sales service: If the above methods cannot solve the problem, it is recommended to contact the equipment's after-sales service or professional maintenance personnel for inspection and repair.
When attempting to solve the issue of E4 display on smart boiling water equipment, one should avoid disassembling the equipment or performing unfamiliar maintenance operations to avoid causing greater damage or safety hazards.