| Fault Code |
Issue |
Solution |
| F01 |
Tank filling complication |
Validate water supply infrastructure, diagnose inlet valve functionality, and systematically purge filtration components. |
| F02 |
Boiler thermal system disruption |
Comprehensively evaluate heating element performance, calibrate thermostat parameters, and verify electrical interconnection integrity. |
| F03 |
Temperature sensor malfunction |
Execute precision sensor replacement and meticulously validate electrical connection pathways. |
| F04 |
Drainage system failure |
Thoroughly cleanse drainage filtration mechanisms, assess drain pump operational dynamics, and eliminate potential hydraulic pathway obstructions. |
| F05 |
Critical system anomaly |
Implement immediate system shutdown, execute controlled restart protocol, and initiate professional diagnostic intervention if persistent. |
| F06 |
Hydraulic pressure inconsistency |
Rigorously evaluate water supply pressure parameters and systematically sanitize inlet filtration infrastructure. |
| F07 |
Thermal excess detection |
Conduct comprehensive thermostat diagnostic assessment and validate cooling mechanism operational integrity. |
| F08 |
Insufficient liquid volume |
Investigate water intake system architecturally and validate sensor functional parameters. |
| F09 |
Firmware operational disruption |
Execute systematic system reinitiation. Persistent issues require firmware update or specialized technical consultation. |
| F10 |
Door sensor communication failure |
Verify complete door closure mechanism and execute precision sensor replacement protocol. |
| F12 |
Electrical supply instability |
Comprehensively evaluate power connection reliability, reset electrical protection mechanisms, and verify voltage input stability. |
