中文
含义
显示上次报警记录，供用户或维修人员参考。
常见原因
- 前次温度超标记录
- 前次门未关记录
- 前次传感器异常记录
- 其他历史故障写入
自助排查
- AL为历史记录提示而非当前故障
- 记录可通过操作面板清除
- 如反复出现同一条记录需排查对应故障
- 联系售后时可提供AL记录作为诊断参考
English
Meaning
Displays the previous alarm record for user or technician reference.
Common Causes
- Previous temperature violation record
- Previous door open record
- Previous sensor fault record
- Other historical fault logged
Self-Check Steps
- AL is a historical record, not a current fault
- Records can be cleared via the control panel
- If same record appears repeatedly, investigate the underlying fault
- Share AL record with service technician for diagnosis