Installation manual

8.
9.
NOTE
button.
is
to
4
ACTION ICONS q 26. DOMESTIC WATER HEATING BUTTON v
These icons indicate the programming actions for each day of This button enables or disables heating of the domestic water.
the schedule timer.
This button is not used when the domestic hot water tank is not
OFF ICON x installed.
This icon indicates that the OFF action is selected when
programming the schedule timer.
10. INSPECTION REQUIRED k and l
Remark that pushing the y button has no influence
on the domestic water heating. Domestic water
heating is only switched on or off by means of the v
These icons indicate that inspection is required on the
installation. Consult your dealer.
11. SET TEMPERATURE DISPLAY 9
27. WEATHER DEPENDENT SET POINT BUTTON ba
The display shows the current set temperature of the
installation.
This button enables or disables the weather dependent set point
function which is available in space heating operation only.
12. SETTING $
Not used. For installation purposes only.
If the controller is set in permission level 2 or 3 (refer to "Field
settings" on page 11), the weather dependent set point button
will not be operable.
13. NOT AVAILABLE n
28. INSPECTION/TEST OPERATION BUTTON z
This icon is displayed whenever a non-installed option is
addressed or a function is not available.
This button is used for installation purposes and changing field
settings. Refer to "Field settings" on page 11.
14. DEFROST/STARTUP MODE ICON d
29. PROGRAMMING BUTTON <
This icon indicates that the defrost/startup mode is active.
This multi-purpose button is used to program the controller. The
15. COMPRESSOR ICON ç function of the button depends on the actual status of the
This icon indicates that the compressor in the unit is active.
controller or on previous actions carried out by the operator.
16. BACKUP HEATER STEP ONE ( OR STEP TWO §
30. SCHEDULE TIMER BUTTON r/p
These icons indicate that the backup heater of the unit is
operating, when there is a high demand for heating capacity.
The main function of this multi-purpose
enable/disable the schedule timer.
button
The backup heater provides extra heating capacity in case of The button is also used to program the controller. The function of
low ambient outdoor temperature (high heating load). the button depends on the actual status of the controller or on
17. BOOSTER HEATER ICON m
previous actions carried out by the operator.
This icon indicates that the booster heater is active. The booster
heater provides auxiliary heating for the domestic hot water
tank.
If the controller is set in permission level 3 (refer to "Field
settings" on page 11), the schedule timer button will not be
operable.
The booster heater is located in the domestic hot water tank.
31. TIME ADJUST BUTTON pi and pj
The icon is not used when the domestic hot water tank is not
installed.
18. PUMP ICON é
These multi-purpose buttons are used to adjust the clock, to
toggle between temperatures (water outlet temperature of the
unit, outdoor ambient temperature and domestic hot water
temperature) and in schedule timer programming mode.
This icon indicates that the circulation pump is active.
32. TEMPERATURE ADJUST BUTTONS bi and bj
19. OUTDOOR TEMPERATURE DISPLAY u
These multi-purpose buttons are used to adjust the current set
When this icon is flashing, the outdoor ambient temperature is
point in normal operation mode or in schedule timer
displayed.
programming mode. In weather dependent set point mode the
20. WEATHER DEPENDENT SET POINT ICON a
buttons are used to adjust the shift value. Finally, the buttons are
This icon indicates that the controller will adapt the temperature
also used to select the weekday while setting the clock.
set point automatically, based on the outdoor ambient
33. DOMESTIC HOT WATER TEMPERATURE ADJUST BUTTONS
temperature.
wbi and wbj
21. TEMPERATURE ICON b
These buttons are used to adjust the current set point of the
This icon is displayed when the water outlet temperature of the
domestic hot water temperature.
unit, the outdoor ambient temperature and the domestic hot
The buttons are not used when the domestic hot water tank is
water tank temperature are shown.
not installed.
The icon is also displayed when the temperature set point is set
34. QUIET MODE BUTTON s
in schedule timer programming mode.
This button enables or disables quiet mode.
22. TEST OPERATION ICON t
If the controller is set in permission level 2 or 3 (refer to "Field
This icon indicates that the unit runs in test mode. Refer to the
settings" on page 11), the quiet mode button will not be
installation manual.
operable.
23. FIELD SET CODE ;
This code represents the code from the field set list. Refer to the
installation manual.
24. ERROR CODE :
This code refers to the error code list and is for service purposes
only. Refer to the installation manual.
25. SPACE HEATING/COOLING BUTTON =
This button allows manual switching between cooling or heating
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 e is shown.
EDLQ036~054BA6VJU1 + EBLQ036~054BA6VJU1
Operation manual
Unit for air to water heat pump system
4PW56183-1