Setting Up The Controller; Description Of The Operation Modes - Daikin EBHQ006BAV3 Operation Manual

25. SPACE HEATING/COOLING BUTTON
This button allows manual switching between heating or cooling
mode (provided the unit is not a heating only unit).
When the unit is connected with an external room thermostat,
this button is not operable and the icon
26. DOMESTIC WATER HEATING BUTTON
This button enables or disables heating of the domestic water.
This button is not used when the domestic hot water tank is not
installed.
NOTICE
Remark that pushing the
on the domestic water heating. Domestic water
heating is only switched on or off by means of the
button.
v
27. WEATHER DEPENDENT SET POINT BUTTON
This button enables or disables the weather dependent set point
function which is available in space heating operation only.
If the controller is set in permission level 2 or 3 (refer to
settings" on page 11), the weather dependent set point button
will not be operable.
28. INSPECTION/TEST OPERATION BUTTON
This button is used for installation purposes and changing field
settings. Refer to "Field settings" on page
29. PROGRAMMING BUTTON
This multi-purpose button is used to program the controller. The
function of the button depends on the actual status of the
controller or on previous actions carried out by the operator.
30. SCHEDULE TIMER BUTTON
The main function of this multi-purpose button is to
enable/disable the schedule timer.
The button is also used to program the controller. The function of
the button depends on the actual status of the controller or on
previous actions carried out by the operator.
If the controller is set in permission level 3 (refer to
settings" on page 11), the schedule timer button will not be
operable.
31. TIME ADJUST BUTTON
These multi-purpose buttons are used to adjust the clock, to
toggle between temperatures (water outlet temperature of the
indoor unit, outdoor ambient temperature and domestic hot
water temperature) and in schedule timer programming mode.
32. TEMPERATURE ADJUST BUTTONS
These multi-purpose buttons are used to adjust the current set
point in normal operation mode or in schedule timer
programming mode. In weather dependent set point mode the
buttons are used to adjust the shift value. Finally, the buttons are
also used to select the weekday while setting the clock.
33. DOMESTIC HOT WATER TEMPERATURE ADJUST BUTTONS
wbi and wbj
These buttons are used to adjust the current set point of the
domestic hot water temperature.
The buttons are not used when the domestic hot water tank is
not installed.
34. QUIET MODE BUTTON
This button enables or disables quiet mode.
If the controller is set in permission level 2 or 3 (refer to
settings" on page 11), the quiet mode button will not be
operable.
Operation manual
5
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is shown.
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v
button has no influence
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ba
z
11.
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r p
and
pi pj
and
bi bj
s

Setting up the controller

After initial installation, the user can set the clock and day of the
week.
The controller is equipped with a schedule timer that enables the user
to schedule operations. Setting the clock and day of the week is
required to be able to use the schedule timer.
Setting the clock
1 Hold down the
The clock read-out and the day of week indicator start flashing.
2 Use the pi
Each time the
increase/decrease by 1 minute. Keeping the
button pressed will increase/decrease the time by 10 minutes.
3 Use the
bi
Each time the
previous day is displayed.
"Field
4 Press the
<
week.
To leave this procedure without saving, press the pr button.
If no button is pressed for 5 minutes the clock and day of the
week will return to their previous setting.
The clock needs to be set manually. Adjust the setting
when switching from summertime to wintertime and vice
versa.
Setting the schedule timer
To set the schedule timer, refer to chapter
consulting the schedule timer" on page

Description of the operation modes

Space heating operation (
In this mode, heating will be activated as required by the water
"Field
temperature set point. The set point can be set manually (refer to
"Manual operation" on page
"Selecting weather dependent set point operation (only in heating
mode)" on page 7).
Startup ( d )
At the start of a heating operation, the pump is not started until a
certain refrigerant heat exchanger temperature is reached. This
guarantees correct startup of the heat pump. During startup, icon
is displayed.
d
Defrost ( )
d
In space heating operation or heat pump domestic water heating
operation, freezing of the outdoor heat exchanger may occur due to
low outdoor temperature. If this risk occurs, the system goes into
defrost operation. It reverses the cycle and takes heat from the indoor
system to prevent freezing of the outdoor system. After a maximum
of 8 minutes of defrost operation, the system returns to space heating
operation.
Space cooling operation (
In this mode, cooling will be activated as required by the water
temperature set point.
■
The space cooling temperature set point can only be
"Field
set manually (refer to
■
Switching between space heating and space cooling
operation can only be done by pressing the
button or by the external room thermostat.
■
Space cooling operation is not possible if the
installation is a "heating only" installation.
button for 5 seconds.
pr
and pj buttons to adjust the clock.
or button is pressed, the time will
pi pj
or button to adjust the day of the week.
bj
or button is pressed the next or
bi bj
button to confirm the current set time and day of the
8.
)
h
6) or weather dependent (refer to
)
c
"Manual operation" on page
EBHQ006+008BAV3 + EKCBX/H008BAV3
Unit for air to water heat pump system
or
pi pj
"Programming and
6).
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4PW64603-1A – 08.2010