Vaillant sensoCOMFORT VRC 720f Operating And Installation Instructions page 77

B
A
4. Open the system control's battery compartment as
shown in the figure.
5. Insert the batteries, making sure that the poles are the
right way round.
◁
The installation assistant starts.
6. Close the battery compartment.
7. Select the language.
8. Set the date.
9. Set the time.
◁
The installation assistant switches to the Control
reception strength function.
10. Take the system control to the chosen installation site
for the outdoor temperature sensor.
11. Close all doors and windows behind you on the way to
the installation site for the outdoor temperature sensor.
12. Press the wake-up/sleep button on the upper side of
the unit if the display is off.
Condition: The display is on, The display shows Radio communication
interrupted
▶
Make sure that the power supply is switched on.
Condition: The display is on, Control reception strength < 4
▶
Find an installation site for the outdoor temperature
sensor that is within the reception range.
▶
Find a new installation site for the radio receiver unit that
is closer to the outdoor temperature sensor and is within
the reception range.
Condition: The display is on, Control reception strength ≥ 4
▶
Mark the position on the wall where the reception
strength is sufficiently high.
0020288151_00 sensoCOMFORT Operating and installation instructions
-- Electrical installation, set-up 3
3.5.4 Mounting the wall base to the wall
1. Remove the wall base as shown in the figure.
2. Screw in the wall base as shown in the figure.
3.5.5 Starting up and fitting the outdoor
temperature sensor
1. Start up the outdoor temperature sensor as shown in
the figure.
◁
The LED flashes for a short while.
C
B
A
Ø 6
75