1 - Hitachi Air Conditioning Products

OPERATIONSTANDARD OPERATIONENGLISH● Time required to reach the set water temperature depends on water temperature, outside temperatureand other factors.● When the water temperature and outside temperature are low and heating the water takes time, theelectric, heater is automatically set to auxiliary operation to heat the water within eight hours.(*1) Depending on the operating conditions, it may take longer than eight hours.(Water temperature; 55°C)(*2) The ECO mode will not reduce the time it takes to heat the water.1 Press the button.The indicator will light and operation starts.OPERATING PROCEDURES(1) When the water temperature is lower than hot water temperature setting,heating operation will start.The indicator lights during heating operation.The indicator blinks during defrosting.Defrosting will be performed about once an hour when frost forms on theheat exchanger of the outdoor unit, for 5-10 minutes each time.(2) The heating operation stops when the water temperature reaches the hotwater temperature setting.Theindicator goes off.STOPPINGPress button when the indicator is lit.Heating stops and the indicator goes off.– 11 –TAW-270NH2(1).indd 116/3/10 10:29 AM