Safety Cautions
■
Prevention of freezing water
Drain the residual water inside the heater to prevent frozing water after every use when the
environment temperature is near or under 0℃, do as instructed (Fig. 14)
● Close down the gas valve ①
● Turn the water temperature knob ②to "low" position, or turn the water volume button knob
to "large"position (level).
● Close down the cold water valve sans③, if a valve is installed on the hot water circuit, open it.
● If there is a control valve④ at the hot water outlet, please open it.
● Turn the drain valve⑤ and take off, replace it after the residual water is completely
discharged.
Fig.14
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