Hydro Unit
Names and functions of parts
Buttons
1
[
ON/OFF] button
2
[
] button
On the top screen: Adjusts the temperature.
On the menu screen or other screen: Selects a menu item or ON/OFF of each function or moves a cursor, etc.
3
[
] button
On the top screen: Adjusts the temperature.
On the menu screen or other screen: Selects a menu item or ON/OFF of each function or moves a cursor, etc.
4
[
MENU] button
On the top screen: Displays the MENU screen.
On the other screen: Fixes or copies setting the parameter value.
5
[
] button
On the top screen: Select the heating or cooling mode.
On the other screen: Varies its function according to the screen.
6
[
] button
On the top screen: Select the hot water mode.
On the other screen: Varies its function according to the screen.
7
[
RETURN] button
Returns to the previous screen, etc.
8
[
MODE] button
On the top screen: Select the mode for which to change the temperature.
On the other screen: Resets the setting parameter value.
8
4
7
3
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5
6
1
2
Installation Manual
EN
34-EN