*****INTERNAL*****30 R_D proof- 26.10.2022 / 09:15:46- VaillantGroup\DOC-agt\Brand\VIH_QW_190_6\ENG\OI-II_GB_0020291525
0020291525_04 Operating instructions
7
3.5
Control panel
120
kWh/d
E
reset
1
2
3
4
6
7
8
9
5
1
Displays the daily envir-
onmental energy yield
2
Display of the current
assignment of the right-
hand selection button
3
Left- and right-hand
selection buttons
4
and
button
5
Reset button, product
restart
6
Access to the menu for
additional information
7
Display of the current
assignment of the left-
hand selection button
8
Displays the symbols
for the heat pump's
current operating mode
9
Display
3.6
Description of the symbols
If you do not press any buttons within one minute, the light-
ing goes out.
Symbol
Meaning
Explanation
Compressor
power
–
Not filled: Compressor not in
operation
–
Partially filled: Compressor in
operation. Partial load mode.
–
Fully filled: Compressor in
operation. Full load mode.
Symbol
Meaning
Explanation
bar
–
Without
decoupling
module
–
Filling
pressure
in the
building
circuit
(measured
in the
outdoor
unit)
–
With decoup-
ling module
–
Filling
pressure
in the
building
circuit
(measured
in the
indoor
unit)
The dashed lines show the
permitted range.
–
Displayed statically: Filling
pressure in the permitted
range
–
Displayed flashing: Filling
pressure outside of the
permitted range
Noise reduction
mode
–
Operation with reduced
noise emissions
Electric back-up
heater
–
Displayed flashing: Electric
back-up heater in operation
–
Displayed together with the
"Heating mode" symbol:
Electric back-up heater
active for heating mode
–
Displayed together with
the "Domestic hot water
generation" symbol: Electric
back-up heater active for
domestic hot water mode
eco mode
–
Energy-saving domestic hot
water mode
Heating mode
–
Heating mode active
Domestic hot
water generation
–
Domestic hot water mode
active
Cooling mode
–
Cooling mode active
F.XXX
Fault condition
–
Appears instead of the basic
display, may be an explanat-
ory plain text display
3.7
Functional description of buttons
The two selection buttons are soft keys, meaning that they
can be assigned different functions.
Button
Meaning
–
Cancelling the change to a set value or
activating an operating mode
–
Calling up a higher selection level in the
menu
–
Confirming a set value or activating an oper-
ating mode
–
Calling up a lower selection level in the
menu
+
Calling up the additional functions
