Kaisai Split ECO HOME User manual

1
Change for life
Air-to-water Heat Pump Split ECO HOME
Models:
GRS-CQ8.0Pd/NaE-K GRS-CQ10Pd/NaE-K
GRS-CQ12Pd/NaE-K GRS-CQ14Pd/NaE-K
GRS-CQ16Pd/NaE-K GRS-CQ12Pd/NaE-M
GRS-CQ14Pd/NaE-M GRS-CQ16Pd/NaE-M
Owner's Manual
Original Instructions
Air Conditioners
SPLIT
TYPE
Thank you for choosing KAISAI air conditioners. Please read this
Owner’s Manual carefully before operation and retain it for future
reference.
I
f you have lost the Owner's Manual,please contact the local agent
o
r visit www. .com or send an email to [e-mail] for
t
he electronic version.
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
Thank you for choosing KAISAI heat pump. Please read
this Operation Instructions carefully before operation and
retain it for future reference. If you have lost the Operation
Instructions, please contact the local agent or visit
www.kaisai.com or send an email to [email protected]
KAISAI EUROPE
OPERATION INSTRUCTIONS
for Air-to-water Heat Pump
Split ECO HOME

Operation Instructions for Air-to-water Heat Pump Split ECO HOME
Notices
Thank you for selecting KAISAI product. Please read this instruction manual carefully before installing and using
the product, so as to master and correctly use the product. In order to guide you to correctly install and use our
product and achieve expected operating effect, we hereby instruct as below:
(1) This instruction manual is a universal manual, some functions are only applicable to particular product. All
the illustrations and information in the instruction manual are only for reference.
(2) In order to make the product better, we will continuously conduct improvement and innovation. We have the
right to make necessary revision to the product from time to time due to the reason of sales or production,
and reserve the right to revise the contents without further notice.
(3) For personal injury or property loss and damage caused by improper operation such as improper
installation and debugging, unnecessary maintenance, violation of related national laws and rules and
industrial standard, and violation of this instruction manual, etc., we will bear no liability.
(4) toGree Electric Appliances Inc. of Zhuhai.

Operation Instructions for Air-to-water Heat Pump Split ECO HOME
Contents
Safety Notices (Please be sure to abide ) ...................................................................1
1. External View .............................................................................................................2
1.1 Keys & Indicating LEDs ....................................................................................................2
1.2 Standby Page and Homepage..........................................................................................3
2. Operation Instructions..............................................................................................4
2.1 On/Off ...............................................................................................................................4
2.2 Function Setting ................................................................................................................5
2.3 Parameter Setting (Parameter Set) ................................................................................22
2.4 View ................................................................................................................................26
2.5 General Setting ...............................................................................................................31
2.6 Key Lock .........................................................................................................................33

Operation Instructions for Air-to-water Heat Pump Split ECO HOME
Operation Instructions for Split Versati
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Safety Notices (Please be sure to abide )
Do not install the control where it is damp or exposed to direct sunlight.
Once the air conditioning unit is installed where possibly subject to electromagnetic interference, shielded
twisted pairs should be used as signal lines and other communication lines.
Be sure communication lines are wired tothe correct ports, or normal communication would fail.
Do not beat, toss or frequently assemble and disassemble this control.
Do not operate the control with wet hands!

Operation Instructions for Air-to-water Heat Pump Split ECO HOME
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1. External View
1 2 3
101112131415 9
4
5
6
7
8
(This effect drawing isjust for reference)
1.1 Keys & Indicating LEDs
No. Symbol Name Functional Description
1Running indicating LED
(green) It will light on/off when the unit is turned on/off.
2Power indicating LED
(yellow) It will light on/off when the unit is powered on/off.
3Error indicating LED (red) It will light on when some fault occurs.
4Left key It is intended to move the cursor left.
5Up key It is intended to modify the setting state or value of the selected
parameter.
6Menu key It is intended to call out the main menu or back to the homepage.
7Right key It is intended to move the cursor right.
8Down key It is intended to modify the setting state or value of the selected
parameter.
9ON/OFF key It is intended to turn on or off the unit.
10 Cancel/Return key It is intended to go to the higher level menu.
11 OK key It is intended to save the setting or go to the submenu.

Operation Instructions for Air-to-water Heat Pump Split ECO HOME
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12 Function key no. 4
It is intended to perform different functions at difference pages.
13 Function key no. 3
14 Function key no. 2
15 Function key no. 1
[Note]
The key icon is just for reference and the real object always prevails.
1.2 Standby Page and Homepage
StandbyPage
Home Page
No. Item Functional Description
1* Mode It is intended to access to the actual running mode.
2 Auxiliary Func. It indicates the auxiliary function.
3 Error state It indicates if there is any error.
4 T-water out It indicates the actual leaving water temperature.
5 T-outdoor It indicates the actual outdoor environment temperature.
6 Key lock It indicates if the key lock is activated or deactivated.
7 FUNC. It is intended to access to the function setting page.
8 PARA. It is intended to access to the parameter setting page.
9 VIEW It is intended to access to the view page.
10 GEN. It is intended to access to the general setting page.

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[Note]
"1*": it includes the “Sanitize mode”, “Quiet” mode, “Auto” mode, “Floor debug” mode, “Emergen.mode”,
“Holiday mode”, “Forced Cooling” mode, “Forced Heating” mode, and “Debug” mode.
2. Operation Instructions
2.1 On/Off
It is intended toturn on/off the unit.
[Operation Instructions]
At the homepage, by pressing the ON/OFF key , the unit will be turned on/off.
When the unit is ON, the green indicating LED located at the upper right of the control will light on. When
the unit is OFF, the green indicating LED will light off. ( is just for reference.)
[Notes]
(a) e.
(b) The ON/OFF key operation works only at the home page and the standby page.
(c) When the “Holiday mode” or the “Emergen.mode” is activated, the ON/OFF key operation will
become ineffective.
(d) When the “Forced Heating” or “Forced Cooling” is activated, it will be deactivated by pressing the “ON/
OFF”key , and then press the ON/OFF key again to start the unit.
(e) ON/OFF operation will be memorized by setting “Memory” to be “On” at the “GEN.” setting page. That is, in
case of power failure the unit will resume running upon power recovery. Once “On/off Memory” is set to be “Off”,
in case of power failure the unit will keep “Off” upon power recovery.
(f) At the home page, the ON/OFF key is intended to turn on/off the unit if applicable. The Function keys
no.1 to no.4 are corresponding to “FUNC.”, “PAPA”, “VIEW” and “GEN.” setting pages respectively.
(g) At the standby page, the Menu key is used to back to the homepage, the ON/OFF key is used
to turn on/off the unit if applicable, and all other key operations are ineffective.
(h) The control will return automatically tothe homepage where there is no any key operation in 10 consecutive
minutes.

Operation Instructions for Air-to-water Heat Pump Split ECO HOME
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2.2 Function Setting
It enables the user toset each function.
[Operation Instructions]
(1) At the homepage, by pressing the Function key no. 1 , the control will access tothe FUNCTIONpage 1,
FUNCTIONpage 1
(2) At the FUNCTIONpage, by the Right/Left key , the desired function option can be selected, and
by the Up/Down key
no. 3 or no. 4
key , the control will back to the homepage, or by pressing the Return key the control will back
to the higher level menu.
[Notes]
(a) 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 tothe submenu by pressing the OK key .
(b) At the FUNCTIONpage, 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.

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Function Settings
No. Full Name Displayed Name Range Default Remarks
1Running 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./
Normal temp.
Normal
temp.
"With", the function is defaulted to
be "Normal temp.” and cannot be
unadjustable
to "Without", this function is
adjustable.
5 Cool+hot water Cool+hot water Cool/Hot water Cool
When the water tank is
unavailable, this function will be
reserved, and the LCD will display
‘Reserved’.
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
Weather-
dependent
mode
Weatherdepend On/Off Off /
10 Holiday release Holiday release On/Off Off /
11 Disinfection Disinfection 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 Solar kit Solar kit On/Off/Timer Off
When the water tank is
unavailable, this setting will be
reserved. If it is set to “On”, the
solar kit will function no matter if
the timer is activated or not; if it
is set to “Off”, the solar heating
function is unavailable; if it is set to
“Timer”, the solar kit can function
when the timer has been activated.
16 Floor debug Floor debug On/Off Off /
17 Emergency
mode Emergen. mode On/Off Off /
18 Holiday mode Holiday mode On/Off Off /

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19 Thermostat Thermostat Air/Without/
Air+hot water Without
This setting cannot be changed
from “Air” to “Air+hot water”
directly but via “Without” this option
and the unit will go to Without
status. Meanwhile, the control
will send out “Without” command
for consecutive 40 seconds (it is
longer than the communication
error, and the “On” command
can be performed only when 40
seconds have been expired.
When it set to “Air+hot water”, “hot
water” can be performed even
though the thermostat is off.
20 Assistant heater Assis. Heater 1/2/Off Off /
21 Other heater Other heater With/Without Without /
22 Chassis heater Chassis heater On/Off On /
23 Tank heater
running Tank heater On/Off Off
When the water tank is available,
this setting is adjustable; when it is
unavailable, it will be reserved.
When it is set to be “Off” and the
solar kit is available, the water tank
temperature will be adjustable;
when the solar kit is unavailable,
the upper limit of the water tank
temperature should be set to
50.
24 Solar kit-
antifreeze Solar antifre On/Off Off
25 Water tank Water tank With/Without Without /
26 Tank sensor Tank sensor 1/2 2
When the water tank is
unavailable, this function will be
reserved. and the LCD will display
‘Reserved’.
27 Solar heater Solar heater With/Without Without /
28 With/Without With
Under the heating mode, if it is
set to “With”, the setting value
is defaulted to be the normal
water temperature and cannot be
adjusted; if it is set to “Without”,
the setting value can be changed
freely.
Under the cooling mode, if it is set to
“With”, the leaving water temperature
range will be 18-25and 18is the
default. When it is set to “Without”,
the leaving water temperature range
will be 7-25and 7is the default.
This setting is unavailable when the
unit is stopped.
29 Remote sensor Remote sensor With/Without Without
When it is set to “Without”, the
“Control state” will be automatically
changed to “T-water out”.
30 Air removal Air removal On/Off Off /
31 Address Address [1~125]
[127~253] 1 /
32 Gate-Controller Gate-Ctrl. On/Off Off /

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2.2.1 Mode
It enables the user to select the run mode of the unit. When the water tank is not prepared, then only Cooland
Heatmodes are available. When the water tank has been prepared and Water Tank is set to “With” through the
wired controller (see Section 2.2.26 for more details), then Cool, Heat, Hot water, Heat+ hot water, and Cool
+hot watermodes are available. In this case, Heat + hot wateror Cool + hot water can be given priority. (see
Section 2.2.5 and 2.2.6 for more details), which is the default setting before delivery.
[Operation Instructions]
At the equipment OFF state, access to the FUNCTIONpage and then move through the Left/Right key
the cursor to the “Mode” whose characters will be reversed, then press the Up/Down key to
modify its setting.
[Notes]
(a) The “Heate.
(b) The running mode is allowed to be changed only when the unit is not in operation. If it is done with the unit
being on, a window will pop up, warning “ ”.
(c) When the water tank is disabled, only the ‘Heat” or the “Cool” mode is allowed.
(d) When the water tank is enabled, “Cool”, “Heat”, “Hot water”, “Cool+hot waterr”, “Heat+hot water” is
allowed.
(e) For the heat pump, the “Cool” mode is allowed; for the heating only unit, “Cool+ Hot water” and “Cool” are
unallowable.
(f) This setting can be memorized upon power failure.
2.2.2 Control State (Ctrl. state)
ter temperature or room temperature.
[Operation Instructions]
Go tothe FUNCTIONpage and locate Ctrl. state.
[Notes]
(a) If “Remote sensor” is set to “With”, “T-out water” and “T-room” are available. While if “Remote Sensor” is
set to “Without”, only “T-outwater” is selectable.
(b) This setting will be memorized upon power failure.
2.2.3 Fast Hot Water
the water tank heater will work together to generate sanitary hot water in a quickest way.
[Operation Instructions]
Go to the FUNCTIONpage and locate “Fast hot water”, then, configure it through the Up/Down key
, “On” or “Off”.
[Notes]
(a) It works only when “Water tank” is set to “With”.
(b) This setting will be memorized upon power failure.
2.2.4 T-water Ctrl (Water Temperature Control for Heating)
When “Floor config” is set to “With” (see 2.2.28), then the leaving water temperature control is defaulted to
emp”.
[Notes]
”
should be manually set to “Without” for getting lower leaving water temperature. When the radiator is used for

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heating, “ ” also should be manually set to “Without”for getting higher leaving water temperature.
[Operation Instructions]
After “ ” is set to “Without” (see 2.2.28), go tothe FUNCTION page and locate “T-water ctrl.”, then,
, “High temp.” or “Low temp.”.
[Notes]
(a) When this setting is changed, the following parameters will return tothe default values.
Full Name Displayed Name Default
Water out temperature for cooling WOT-Cool 7°C/45°F[Low]
18°C/64.8°F[Normal]
Water out temperature for heating WOT-Heat 45°C/113°F[High]
35°C/95°F[Normal]
Upper limit water-out temperature at the weather-dependent mode
for heating Upper WT-Heat 48°C/118°F[High] 35°C/95°F[Normal]
Lower limit water-out temperature at the weather-dependent mode
for heating Lower WT-Heat 40°C/104°F[High] 29°C/84°F[Normal]
(b) This setting will be memorized upon power failure.
2.2.5 Cool + Hot water
This compound mode enables the user to give priority to the “Cool” or “Hot water” mode depending on the
actual demand.
[Operation Instructions]
Go to the FUNCTIONpage and locate “Cool+hot water”, then, configure it through the Up/Down key
, “Cool” or “Hot water”.
[Notes]
(a) “Hot water” will take precedence only when “Water tank” is available, other it will tell “Reserved”.
(b) This setting will be memorized upon power failure.
2.2.6 Heat + Hot water
This compound mode enables the user to give priority to the “Heat” or “Hot water” mode depending on the
actual demand.
[Operation Instructions]
Go to the FUNCTIONpage and locate Heat+hot water, then, configure it through the Up/Down key
, “Heat” or “Hot water”.
[Notes]
(a) “Hot water” will take precedence only when “Water tank” is available, other it will tell “Reserved”.
(b) This setting will be memorized upon power failure.
2.2.7 Quiet
This function can be activated when the running noise is too high.
[Note]
when this function is activated, frequency of both the compressor and the fan will go down and also the capacity
of the unit will correspondingly decrease.
[Operation Instructions]
Go to the FUNCTIONpage and locate “Quiet , “On” or
“Off”.
[Notes]
(a) It can be set to “On” or “Off” no matter if the unit is in operation or not.
(b) Once it is activated, it should be deactivated manually or by Quiet Timer.
(c) This setting will be memorized upon power failure.

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(d) It will be deactivated when the unit is turned off.
2.2.8 Quiet Timer
time period.
[Operation Instructions]
(1) Go tothe FUNCTIONpage and locate Quiet timer, then, access tothe QUIET TIMER setting page.
(2) At the QUIET TIMER setting page, select “Start time” or “End time”through the Left/Right keys
.
(3)
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 FUNCTIONpage and the cursor will be where
the “Quiet timer” option is, then by the Up/Down key , it can be set to be “On” or “Off”.
[Notes]
(a) Once it is activated, it should be deactivated manually.
(b) This setting will be memorized upon power failure.
(c) The saved “Start time” and “End time” will be memorized upon power failure.
(d)
2.2.9 Weather-dependent Mode
For areas with large change of diurnal temperature, in order to avoid the user to set the leaving water
temperature or room temperature too often, this function will adjust automatically depending on the environmental
temperature.
[Operation Instructions]
Go to the FUNCTIONpage and locate Weatherdepend, then, configure it through the Up/Down key
, “On” or “Off”. See section 2.3.2 for more details.
[Notes]
(a) Once it is activated, it should be deactivated manually.
(b) This setting will be memorized upon power failure.
(c) At the “Parameter View” page, it is able to check the set point at the Weather-dependent Mode.
(d) When it is activated, it is allowed to set the room temperature but the set point does not take effective.
However, when it is deactivated, the unit will run according tothis set point.
(e) It can be set to “On” or “Off” no matter if the unit is in operation or not, but be activated only when the unit
is in operation.

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(f) This mode works only for the heating/cooling function.
2.2.10 Holiday Release
when the user is out.
[Operation Instructions]
Go to the FUNCTIONpage and locate “Holiday release”, then, configure it through the Up/Down key
, “On” or “Off”.
[Notes]
(a) When it is activated, at the WEEKLY TIMER page, it is able to set some week day to “Holiday release”. In
this case, the “Weekly timer” in this day is ineffective unless it is set to “Effective” manually.
(b) This setting will be memorized upon power failure.
2.2.11 Disinfection
This function is intended to sanitize the water tank by raising the water temperature to 70°C under which the
[Operation Instructions]
(1) At the FUNCTIONpage, locate “Disinfection”, and then access to the DISINFECTIONsetting page by
pressing the OK key .
(2) At the DISINFECTIONsetting 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) 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 FUNCTIONpage and the cursor will be where
the “Disinfection” is, then by the Up/Down key , it can be set to“On” or “Off”.
Name Name Default Range
Disinfection temperature Set temp. 70°C 45°C~70°C
[Notes]
(a) It can be activated only when the “Water tank” is set to “With”.
(b) It can be set to “On” or “Off” no matter if the unit is in operation or not
(c) When “Disinfection” 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 Disinfection Mode!”.
(d) It can be set to “On” or “Off” no matter if the unit is in operation or not, and “Hot water” mode always takes

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precedence.
(e) When Sanitize is activated, “Disinfection” will show on the home page of the control until this operation is
Disinfect fail” will show. In this case, by pressing any key, “Disinfect fail” will
be cleared or it will be always there.
(f) When Sanitize is activated, it will quit upon “Communication error with the indoor unit” or “Water tank
heater error”.
2.2.12 Weekly Timer
This function will make the unit run with certain modes in certain periods within a week based on the user’s
actual demand.
[Operation Instructions]
(1) At the homepage, by pressing the Function key access to the FUNCTIONpage, 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 go tothis day’s setting page.
(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
is able toset the “Start time” and “End time

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(4) Save”, a pop-up window will
pop up to remind if you are determined to save these settings. If so, press the OK key . If not, press
the Return key to not save these settings.
(5) , “Weekly timer” will be activated.
[Notes]
(a) Start time” must be earlier than
“End time”. Similarly, the preceding period must be earlier than its following period.
(b) When “Weekly timer” has been set successfully, by changing “ ”, “Water tank”, “Ctrl state”, or
“T-water ctrl”, then the temperature set point for “Weekly timer” will be automatically changed to the set point
of last setting. For instance, if “Heat” is set for Monday of “Weekly timer”, “ ” is set to “With” and
the “WOT-Heat” is set 35°C in Weekly timer, by resetting “ ” to “Without”, then “WOT-Heat” will
be the value of last seting. In this case, if “ ” is set to “Without” for last setting, then “WOT-Heat”
will be changed to the default value (45°C) automatically. When Weekly timeris activated, “WOT-Heat” only
can be changed in Weekly timerbut not in section 2.3 Parameter Setting.
(c) At the “WEEKLY TIMER”setting page there are totally three setting types for each day
“√”: it indicates once the Week Timer is activated, the timer on this day is effective and will not be affected by the
“Holiday” mode.
“×”: it indicates even if the Week Timer is activated, the timer on this day is ineffective.
“Holiday”: it indicates when the Week Timer is activated but “Holiday” is not activated, then the timer on this
day is effective; when “Holiday” is also activated, the timer on this day is ineffective.
(d) When “Weekly timer” has already been set and the concerned modes include “Hot water”, if resetting

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“Water tank” from “With” to “Without”, then “Hot water” mode will be automatically changed to “Heat”,
“Cool+hotwater”/ “Heat+hotwater”changed to “Cool”/ “Heat”.
(e) Temperature Setpoint
The control is able to decide the temperature type and temperature range based on the current “Clock Timer”,
“”, “T-water Ctrl.”, and “Ctrl. state” settings. See the followings for more details.
If the set mode is “Hot water”, the temperature set point showsnothing, indicating there isno need to set “T-water
out” and “T-room” but only “T- water tank”. If the set mode “Cool” or “Heat”, then water tank temperature box will
show nothing, indicating there is no need to set “T-water tank”.
Ctrl.
state Set Mode Object Range Default Accuracy
T-water
out
Cool
Water out
temperature for
cooling(WT-cool)
7-25°C
(Without
coil)
18-25°C
coil)
7°C
18°C 1°C
Heat
Water out
temperature for
heating(WT-heat)
High temp. 25-55°C 45°C 1°C
Low temp. 25-45°C 35°C 1°C
T-room
Cool
Room temperature
for cooling(RT-
cool)
18-30°C 24°C 1°C
Heat
Room temperature
for heating(RT-
heat)
18-30°C 20°C 1°C
2.2.13 Clock Timer
This function will make the unit run with certain modes in certain periods within a day based on the user’s actual
demand.
[Operation Instructions]
(1) At the homepage, by pressing the Function key access to the FUNCTIONpage, and then locate
where “Clock timer” is, after that, press OK key to go tothe COLCK TIMER setting page.
(2) At the CLOCK TIMER setting page, bythe Left/Right key select the desired parameterand then
by the Up/Down key
(3) When this setting is concerned about time value, by pressing the Function key no. 1 alternately
set the hour or minute values, and by pressing the Up/Down key increase or decrease the
corresponding value which will be continuously changed by pressing and holding the key. (Unless otherwise

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(4) , or this setting without being
saved is ineffective.
(5) When the setting has been saved, activate the “Clock Timer” at the FUNCTIONpage.
[Notes]
(a) When “Weekly timer” and “Clock timer” settings are performed at the same time, the latter takes
precedence.
(b) When the water tank is available, the allowed running modes include “Heat”, “Cool”, “Heat+hot water”,
“Cool+hotwater”, and “Hot water”.
(c) When the water tank is unavailable, the allowed running modes only include “Heat” and “Cool”.
(d) When “Clock timer” has already been set and the concerned modes include “Hot water”, if resetting “Water
tank” from “With” to “Without”, then “Hot water” mode will be automatically changed to “Heat”, “Cool+hot
water”/ “Heat+hotwater”changed to “Cool”/ “Heat”.
2.2.14 Temp. Timer
This function will make the unit run with certain temperature in a certain period within a day based on the user’s
actual demand.
[Operation Instructions]
(1) At the homepage, by pressing the Function key access to the FUNCTIONpage, and then locate
where “Temp timer” is, after that, press OK key to go tothe TEMP TIMER setting page.
(2) At the TEMP TIMER setting page, by the Left/Right key select the desired parameter and then
by the Up/Down key Mode”, “Period 1”, “WT-
HEAT 1”, “Period 2” and “WT-HEAT 2”.
(3) , or this setting without being
saved is ineffective.
(4) When the setting has been saved, activate the “Temp. timer” at the FUNCTIONpage.
[Notes]
(a) When “Weekly timer”, “Clock timer”, and “Temp. timer” settings are performed at the same time, the last
one takes precedence.
(b) This function works only when the unit is in operation.

Operation Instructions for Air-to-water Heat Pump Split ECO HOME
Operation Instructions for Split Versati
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(c) The allowed running modes include “Heat” and “Cool”
(d) When the start time of “Period 2” is equal to that of “Period 1”, then the set point of “Period 2” takes
precedence.
(e) TEMP. TIMER is judged by the timer value.
(f) During the setting, the temperature set point which is set manually always takes precedence.
2.2.15 Solar kit
When the solar system is prepared (water tank and solar heater both are set to “with”), this function will
decide which period to let the solar system to run. However, if the solar system will run virtually depends on the
temperature difference between the solar panel and the water tank.
[Operation Instructions]
(1) After setting water tank and sloar heater, go to the FUNCTION page and locate “Solar Kit”, and then press
the or key it can be set to “On”, “Off”, or “Timer”. “On” means to activate the solar kit when
Off” means to deactivate the solar kit; and “Timer” means to
Enter”
at the lower left corner will go tothe “Solar Kit” setting page, as shown below.
No. Full Name Displayed Name Range Default
1 Solar kit start time Start time 0:00~23:59 8:00
2 Solar kit stop time End time 0:00~23:59 18:00
(2) At the “Solar Kit” setting page, press the up or down key to locate “Start time” or “End time”
and then adjust them through the up and down keys.
(3) Then, press “Save” and then a dialog xo will pop up. In the dialog box, press “OK”
setting, or press “Cancel” to cancel this setting.
(4) After that, this page will automatically back to the FUNCTIONpage with the cursor stayed at “Solar Kit”
and then through the up and down keys to set it to be “On”totime the solar time.
[Notes]
(a) Once the solar timer is timed; it cannot be canceled through ON/OFF operation but be done manually.
(b) “Start time” and “End time” will be memorized upon power failure
(c) It can be set under both ON and OFF states
2.2.16 Floor Debug

Operation Instructions for Air-to-water Heat Pump Split ECO HOME
Operation Instructions for Split Versati
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been installed.
[Operation Instructions]
(1) At the homepage, by pressing the Function key access to the FUNCTIONpage, and then locate
where “Floordebug” is, after that, press OK key to go tothe FLOOR DEBUGsetting page.
(2) At the FLOOR DEBUGsetting page, by the Left/Right key select the desired parameter and
then by the Up/Down key Segments”, “Period
1temp”, “ΔT of segment”, and “Segment time”, as listed in the following table.
No. Full Name Displayed Name Range Default Accuracy
1Segments 1~10 1 1
2Period 1 temp 25~35°C/77~95°F 25°C/77°F 1°C/1°F
3Segment temperature difference ΔT of segment 0~72H 0 12H
4Segment time 2~10°C/36~50°F 5°C/41°F 1°C/1°F
activate this function and a dialog
box will pop up, reminding “Start the Floor Debug Mode now?”. If so, press the “OK” key . Once “Floor
debug” has been activated, by pressing the function key no.2 , a dialog box also will pop up, reminding “Stop
the Floor Debug Modenow?”If so, press the OK key ; if not, press “Cancel” to go on.
[Notes]
(a) This function can be activated only when the unit is OFF. When it is intended to activate this function with
the unit being ON, a dialog box will pop up, warning “ ”.
(b) When this function has been activated, it is unable to turn on or off the unit. In this case, when pressing the
ON/OFF key , a dialog will pop up, warning “Please disable the Floor Debug Mode!”.
(c) When this function has been set successfully, “Timer week”, “Clock timer” and “Temp timer” will be
deactivated.
(d) ”When “Floor debug” mode has been activated, “Emergen.mode”, “Sanitize”, “Holiday mode” is not
allowed to be activated, or a dialog box will pop up, warning “Please disable the Floor Debug Mode!”.
(e) Upon power failure, this function will be OFF and runtime will be cleared.
(f) At the FlOOR DEBUGsetting page, the control will remain at this page and never back to the homepage
unless pressing the Return key or Menu key .