宇杰热水器故障代码E2：风压异常或风机故障

宇杰热水器故障代码E2：

风压异常或风机故障

当烟道被堵塞或烟道阻力太大时，风压开关动作，程序中断。此时可检查与风压开关相连的取样管是否接插可靠、有无漏气、有无插接错误等；

当风机出现故障，转速过低或停转，程序中断。此时可检查风机同主控制板之间连接线是否插接可靠、风机是否损坏、风机是否被卡死等。

宇杰热水器常见故障代码有哪些：

E0进水温度探头问题；E1意外熄火

E2热电偶保护；E3风压过大

E4风机及驱动电路问题；E5高温保护

E6出水温度探头问题；E7气种开关选择错误

E8二十分钟定时保护；E9限位开关或步进电机问题

E9限位开关或步进电机问题

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