一、解决贝雷塔壁挂炉故障代码u1的方法及原因

故障现象：经常提示U1故障代码，壁挂炉异常，如无火灾，显示故障。

解决方法：

1. 如果气体压力不足，请添加增压器。如果没有打开气体，请先打开气体。

2. 温度传感器开路或短路。

3. 水压不足或不稳定可增加增压器或避免高峰。

4. 烟道堵塞，疏通即可解决。

5. 联系售后人员上门维修。

二、贝雷塔壁挂炉售后故障代码

LED绿色指示灯灭火表明壁挂炉出现故障，红/黄等闪或亮，显示屏上显示代码：

A01 点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-点火-LED红灯常亮;

A02 限温故障-限温故障-LED红灯闪烁;

A03 排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排烟-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-排-LED红灯常亮;

A04 缺水(暂时状态后*)——LED红灯常亮;

A06 卫生热水温度传感器NTC故障(仅限C.S.I型)——LED黄灯常亮(只显示在待机状态下);

A07 加热温度传感器NTC故障——LED红灯常亮;

三、使用贝雷塔壁挂炉注意事项

壁挂炉系统水压为0.5-2bar注意这种压力不是自来水压力。

2.天然气应能保证正常使用，余额足够。

3.冬季采暖模式，春夏秋季采暖模式。

4.保证自来水流量压力处于正常状态，流量过小的壁挂炉不启动或洗浴水温不稳定。

5.平时注意清洁壁挂炉表面。

6.壁挂炉每2年有实力有条件清洗保养一次。

7.如果燃气管道有异味，注意关闭燃气总阀，让燃气公司或壁挂炉售后上门处理。