16
Air to Water Heat Pump
Service Manual- Versati II Series
CONTROL
2) At the FUNCTION page, by the Right/Left key, the desired function option can be selected, and by the
Up/Down key, the setting of the current function option can be modied. The function key no. 3 or no. 4 can
be used for switch pages. After the setting is nished, by pressing the Menu key, the control will back to the
homepage, or by pressing the Return key the control will back to the higher level menu.
[Notes]
Move the cursor to the desired option and “Enter” will be displayed at the lower left side of the LCD,
reminding you that you are allowed to access to the submenu by pressing the OK key.
At the FUNCTION page, when the setting of some function option is changed and needs to be memorized,
then in case of power failure it will be saved automatically and resume upon power recovery.
Function Settings
No� Full Name Displayed Name Range Default Remarks
1
Running mode
setting
Mode
Cool/Heat/
Hot water/
Cool+Hot water/
Heat+Hot water
Heat
When the water tank is unavailable,
then only “Cool” and “Heat” are
included in the range.
2 Control state Ctrl. state T-water out /T-room T-water out
“T-Room” is available only when
“Remote Sensor” is set to “With”.
3 Fast hot water Fast hot water On/Off Off
When the water tank is unavailable,
this function will be reserved, and the
LCD will display ‘Reserved’.
4
Water out
temperature control
T-water ctrl.
High temp.
/Low temp.
Low temp. /
5 Cool+hot water Cool+hot water Cool/Hot water Cool
6 Heat+hot water Heat+hot water Heat/Hot water Heat
When the water tank is unavailable,
this function will be reserved, and the
LCD will display ‘Reserved’.
7 Quiet mode Quiet mode On/Off Off /
8 Quiet timer Quiet timer On/Off Off /
9 Auto mode Auto mode On/Off Off /
10 Holidayrelease Holidayrelease On/Off Off /
11 Sanitize Sanitize On/Off Off
When the water tank is unavailable,
this function will be reserved, and the
LCD will display ‘Reserved’.
12 Weekly timer Weekly timer On/Off Off /
13 Clock timer Clock timer On/Off Off /
14 Temperature timer Temp. timer On/Off Off /
15 Floor debug Floor debug On/Off Off /
16 Emergency mode Emergen. mode On/Off Off /
17 Holiday mode Holiday mode On/Off Off /
18 Thermostat Thermostat With/Without Without /
19 IDU heater IDU heater 1/2/Off 1 /
20 Other heater Other heater With/Without Without /
21 Chassis heater Chassis heater On/Off On /
22 Water tank Water tank With/Without Without /
23 Tank sensor Tank sensor 1/2 2
When the water tank is unavailable,
this function will be reserved,and the
LCD will display ‘Reserved’
.