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 2 to “low” position, or turn the water volume button knob to
“large” position (level). (Only for MINI 12 BF ErP)
•
Close down the cold water valve sans 3, if a valve is installed on the hot water circuit, open it.
•
If there is a control valve 4 at the hot water outlet, please open it.
•
Turn the drain valve 5 and take off, replace it after the residual water is completely discharged.
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