Setting Hot Water Temperature - Hitachi YUTAMPO Series Service Manual

2 Preparation

Setting hot water temperature

2.6 Setting hot water temperature
Hot water temperature can be set between 30 to 55°C (75 ºC when electric heater is enabled). Set the temperature
depending on hot water volume that you require. The recommended temperature range is 45 to 55°C. (The factory
default setting is 45ºC)
The operation mode will automatically change depending on the hot water setting temperature.
Hot water temperature
Heat pump operation
Electric heater operation
• ( 1): Heat pump may not operate depending on the condition of outdoor temperature and tank water temperature. Air temperature is
below -15°C or above 37°C, the heat pump does not operate for the compressor protection.
• ( 2): Electric heater will operate in case that heating capacity of heat pump operation is not enough to heat up the water to setting
temperature.
• (3): Air temperature is above 25°C, the heat pump start operate when tank temperature is below 42°C
13 SMGB0135 rev.0 - 06/2020
~ 55°C 55 ~ 75°C
ON ( 1) (3) OFF
OFF/ON ( 2) ON
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