For your safe, please make sure pay attention to following items:

Forbid putting through the power if the water is not full in the tank, otherwise the tank will be damaged.

You have choice for using the AC 220V~/50Hz or the AC 110V~/60Hz

The ammeter, electric wire, the socket that connected with the separated tank must meet the demand of specified electric current of separated tank.

The plug and socket of the separated tank must be connected firmly.

In cold areas, if you don’t use the water heater for a long time in winter, please keep the bladder empty, in case the water inside will be frozen and damage the tank.

When heated, please don't close the cold-water stop valve, in order to lengthen the lifespan of the tank.

It is suggest that operate the temperature / the operation pole of the pressure relief valve by hand frequently, in order to avoid the relief valve and the valve seat carding being blocked and cause danger.

When use the separated tank, if the enactment temperature is higher than 60℃,you must make the cold water and hot water mixed, so as not to scald, especially to the elder and children.