Question: maintanence and clean of water heater

Answer:

It is necessary to clean the electric heater and the liner every three years, to keep it in high efficiency.

It is necessary to replace the magnesium anodes in the water tank according to the difference of local water quality.

it is necessary to drain the water tank and cover the solar collector with a weatherproof opaque cover, If the water heater is not used for a long time.

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