19
Air to Water Heat Pump
Service Manual- Versati II Series
CONTROL
3�3�2�11 Sanitize
1) At the FUNCTION page, locate “Sanitize”, and then access to the SANITIZE setting page by pressing
the OK key.
2) At the SANITIZE setting page, select “Set clock”, “Set week” or “Set temp” through the Left/Right key
and then modify the corresponding setting through the Up/Down key.
3) When the mode setting is nished, then by pressing “Save”, a pop-up window will pop up to remind if you
are determined to save this setting. If so, press the OK key. If not, press the Cancel key to not save this setting.
4) When the setting is saved, the control then will back to the FUNCTION page and the cursor will be where
the “Sanitize timer” is, then by the Up/Down key, it can be set to “On” or “Off”.
[Notes]
①
It can be activated only when the “Water tank” is set to “With”.
②
It can be set to “On” or “Off” no matter if the unit is in operation or not
③
When “Sanitize” is set to “On”, if you intend to set the “Emergen� mode”, “Holiday mode”, “Floor
Debug”, then a window will pop up, warning “Please disable the Sanitize Mode!”.
④
It can be set to “On” or “Off” no matter if the unit is in operation or not, and “Hot water” mode always
takes precedence.
⑤
When Sanitize is activated, “Sanitize” will show on the home page of the control until this operation is
nished. If this operation fails, “Sanitize fails” will show. In this case, by pressing any key, “Sanitize failure” will
be cleared or it will be always there.
⑥
When Sanitize is activated, it will quit upon “Communication error with the indoor unit” or “Water
tank heater error”.
3�3�2�12 Weekly Timer
1) At the homepage, by pressing the Function key access to the FUNCTION page, and then locate where
“Weekly timer” is by switching pages, after that, press OK key to go to the WEEKLY TIMER setting page.
2) At the WEEKLY TIMER setting page, by the Right/Left key it is able to select the desired week day and
then by the Up/Down key to set this day, “√”, “×” or “Holiday”, as shown in the gure below. When this setting is
nished, press OK key to go to this day’s setting page.
Thursday Friday Saturday
Holiday
Monday Tuesday
X
Wednes day
8:30 2013-4-24
3) At the week day’s setting page, it is allowed to set the running mode (Mode), temperature set point (WT-
HEAT), and water tank temperature (T-Water Tank). The running mode includes “Heat”, “Cool”, “Hot water”,
“Heat+ hot water”, “Cool+ hot water” (the last three ones are available only when “Water tank” is set to “With”.
There are totally ve periods for each day, and each period can be set to “√”or “×”. Besides, it is able to set the
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