3
Switch on the unit by pushing the
The operation LED
0
lights up.
INFORMATION
When the unit is connected to an external room
thermostat, buttons
=
icon
e
is shown. In this case, the external room
thermostat switches the unit on or off and determines the
operation mode (space heating or space cooling).
Selection and setting of domestic water heating (
v
1
Use the
button to activate domestic water heating (
Icon
w
appears on the display.
2
Use the
wi
or
wj
temperature set point and subsequently, to set the correct
temperature.
The actual temperature set point only appears on the display
after pressing one of the buttons
pressed for 5 seconds, the temperature set point will
automatically disappear from the display again.
Temperature range for domestic water heating:
-
For RKHW* only: 30°C to 78°C
-
For RKHTS only: 30°C to 60°C
INFORMATION
The domestic hot water set point set on the controller
is the actual domestic hot water set point ([4-03]=0, 1,
2, or 3) or the domestic hot water storage set point
([4-03]=4, or 5). See "Domestic water heating
operation (w)" on page 6.
3
Press the
v
button to deactivate domestic water heating (
Icon
w
disappears from the display.
INFORMATION
Remark that pushing the
on the domestic water heating. Domestic water
heating is only switched on or off by means of the
v
button.
Selecting powerful domestic water heating operation
1
Press
v
for 5 seconds to activate powerful domestic water
heating operation.
-
For RKHW* only: Icons
w
-
For RKHTS only: Icons
w
Powerful domestic water heating is deactivated automatically
when the set point for the domestic hot water is reached.
Selecting quiet mode operation (
1
Use the
s
button to activate quiet mode operation (
Icon
s
appears on the display.
If the controller is set in permission level 2 or 3 (refer to "5. Field
settings" on page 13), the
s
Selecting weather dependent set point operation
1
Press the
ba
button to select weather dependent set point
operation.
Icon
a
appears on the display as well as the calculated water
temperature set point based on the outdoor temperature.
2
Use the
bi
or
bj
button to display the actual shift value
and subsequently, to set the correct value.
The shift value only appears on the display after pressing one of
bi
bj
the buttons
or
seconds, the shift value will automatically disappear from the
display again.
Range for the shift value: –5°C to +5°C
(1) Only applicable for tank with built-in electrical booster heater (RKHW*).
(2) Only applicable for tank without electrical booster heater (RKHTS).
Operation manual
8
y
button.
and
y
are not operable and the
w
)
w
).
button to display the actual
wi
or
wj
. If no button is
w
y
button has no influence
(1)
and
m
start flashing
.
(2)
and
§
start flashing
.
s
)
s
).
button will not be operable.
. If no button is pressed for 5
Displaying actual temperatures
1
Push the
ba
button for 5 seconds.
The
b
icon and the entering water temperature are displayed.
The icons
l
and
=
2
Use the
pi
and
Flashing icon(s)
h
c
or
h
c
é
or
and
h
c
)
or
and
ç
u
w
If no button is pressed for 5 seconds, the controller leaves the
display mode.
Schedule timer operation
In schedule timer operation, the installation is controlled by the
schedule timer. The actions programmed in the schedule timer will be
executed automatically.
The schedule timer always follows the last command until a new
command is given. This means that the user can temporarily overrule
the last executed programmed command by manual operation (Refer
to "Manual operation" on page 7). The schedule timer will regain
control over the installation as soon as the next programmed
command of the schedule timer occurs.
The schedule timer is enabled (
).
not displayed), by pressing the
INFORMATION
■
Only use the
schedule timer. The schedule timer overrules the
button. The
timer until the next programmed action.
■
If the auto restart function is disabled, the schedule
timer will not be activated when power returns to the
unit after a power supply failure. Press the
to enable the schedule timer again.
■
When power returns after a power supply failure, the
auto restart function reapplies the user interface
settings at the time of the power supply failure.
It is therefore recommended to leave the auto restart
function enabled.
■
The programmed schedule is time driven. Therefore, it
is essential to set the clock and the day of the week
correctly. Refer to "Setting the clock" on page 6.
■
Manually adjust the clock for summertime and
wintertime. Refer to "Setting the clock" on page 6.
■
A power failure exceeding 2 hours will reset the clock
and the day of the week. The schedule timer will
continue operation, but with a disordered clock. Refer
to "Setting the clock" on page 6 to adjust the clock
and the day of the week.
■
The actions programmed in the schedule timer will not
be lost after a power failure so that reprogramming the
schedule timer is not required.
To set up the SCHEDULE TIMER refer to chapter "4.7. Programming
and consulting the schedule timer" on page 9.
Indoor unit and options for air to water heat pump system
are flashing.
pj
buttons to display:
Meaning
The entering water temperature
The outgoing water temperature after plate heat
exchanger
The outgoing water temperature after backup
heater
The liquid refrigerant temperature
The outdoor temperature
The domestic hot water temperature
p
icon displayed) or disabled (
pr
button.
pr
button to enable or disable the
y
button only overrules the schedule
4PW62575-1 – 10.2010
p
icon
y
pr
button
RKHBH/X008BB