主机总电源开关不能启动：检查主令继电器是否损坏，过流继电器是否跳闸。
Total mainframe power switch could not be activated: check whether the Master relay is damaged, whether the flow relay tripped.
在使用中如按钮失灵(按钮松开后吊篮仍然继续上升或下降)、接触器触点粘合等情况，则立即断开总电源开关，停止使用。
If button failure (after button released, the basket still keep rising or falling) or adhesion happens in the process of use, the general power supply should be cut and stop using.
在使用中如按钮失灵(按钮松开后吊篮仍然继续上升或下降)、接触器触点粘合等情况，则立即断开总电源开关，停止使用。
If button failure (after button released, the basket still keep rising or falling) or adhesion happens in the process of use, the general power supply should be cut and stop using.
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