This unit may NEVER be connected to any existing heating system or component (s) previously used with a non-potablewater heating appliance.
不要把本款热水器与任何原有的非饮用水加热系统或加热装置相连接，以免有毒化学成分进入本款热水器。
2
Renewable water is sewage that the city or after chemical treatment to certain water quality standards and the repeated use of non-potablewater resources.
再生水是指城市或生活污水经化学处理后达到一定水质标准并可重复使用的非饮用水资源。
3
Non saline water is defined as potable and non-potablewater applicable to river installations sewage treatment tanks water tanks and domestic water systems.