E-44
7
Select Heat upper limit by clicking [S] [T].
8
To select exclusive operation mode, select [heatonly] or [No
limits].
9
Click the button to turn on/off the power for direct heat
water.
X You can turn on the power for direct hot water only when
the operation mode is on Auto or Heat mode.
10
Select desired temperature for hot water by clicking [S] [T].
11
Select desired operation mode for hot water.
X Select the operation mode from Eco/Standard/Power/
Force.
12 Select DHW upper temperature limit by clicking
[S] [T].
Note
X Since the Hydro Unit HT does not have any filters,
filter monitoring and filter reset is not available.
X Hydro Unit HT does not support temperature in
Fahrenheit.
Controlling Single EHS
1
Basic control operating procedures are the same as 'Hydro
Unit', and others are as follows:
X 'Force' is added to the hot water mode.
X The hot water thermostat is also considered when the
thermostat icon is activated.
Control and Monitoring (Continued)
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