| Fault Code | Description | Likely Cause | Solution | | :--- | :--- | :--- | :--- | | | Safety Circuit Open | Safety string broken (pit, car top, or machine room). | Check safety switches (buffer, safety gear, emergency exit). | | 21 | Drive Fault | Inverter overload or hardware error. | Reset power. Check motor resistance and encoder wiring. | | 22 | Encoder Fault | Encoder signal lost or noisy. | Check encoder cable shielding and connections. | | 23 | Speed Deviation | Elevator speed does not match command. | Check brake opening; ensure brakes are fully lifting. | | 41 | Door Lock Fault | Door lock circuit is open. | Check hall door locks and car door locks. Clean contacts. | | 42 | Door Open Timeout | Doors failed to open within set time. | Check door motor, belt tension, and guide shoes. | Marc Dorcel Hot - 3.79.94.248
Since "Xizi Otis" refers to the joint venture between Xizi Group and Otis (specifically the Xizi Otis Elevator Company), and "fixed" implies you are looking for a definitive, consolidated guide on how to use, maintain, or troubleshoot their manuals, I have created a comprehensive guide below. Microsoft Toolkit 262 Final Windows Office Activator New Apr 2026
Note: To reset most "Fixed" faults, cycle the power or press the "Reset" button on the controller board. To keep the elevator "fixed" (reliable), follow this schedule: