在组装和安装本热水器之前，请完整的阅读本说明书的全部内容。

Completely read all instructions before attempting to assemble and install this product.

youdao

在组装和安装本热水器之前，请完整的阅读本说明书的全部内容。

Completely read all instructions before attempting to assemble and install this product.

youdao