12 Starting up the system
Installation and operation manual
9
BK+S
Wired remote controller
4P513691-1B – 2018.03
11.3.1
To close the controller
1
Click the front of the controller into the rear casing.
1
2
12
Starting up the system
The controller gets its power from the indoor unit. It will start up as
soon as it is connected. For the controller to be operable, therefore
make sure the indoor unit is powered on.
Once the controller is powered, it will automatically start up. If it is
the first and only controller that is connected to the indoor unit, it will
automatically get designated as master controller. For a second
controller to get designated as slave controller, manual action is
required. For instructions, see
"12.1 To designate a controller as
.
12.1
To designate a controller as slave
Prerequisite:
A master controller is already connected to the indoor
unit.
1
Connect a second controller.
Result:
It will start up automatically.
2
Wait for a U5 or U8 error to appear on the screen.
3
When the U5 or U8 error appears, press
and keep it
pressed until "2" appears on the screen.
Result:
The controller is now designated as slave.
13
Maintenance
13.1
Maintenance safety precautions
WARNING
Before carrying out any maintenance or repair activities,
stop system operation with the controller, and turn off the
power supply circuit breaker.
Possible consequence:
electric shock or injury.
NOTICE
To clean the controller, do NOT use organic solvents, such
as paint thinner.
Possible consequence:
damage, electric
shock, or fire.
WARNING
Do
not
wash
the
remote
controller.
Possible
consequence:
electric leakage, electric shock, or fire.
INFORMATION
When the dirt on the surface cannot be removed easily
while cleaning the controller, soak the cloth in neutral
detergent diluted with water, squeeze the cloth tightly, and
clean the surface. Afterwards, wipe dry with a dry cloth.
13.2
To clean the controller
1
Wipe the screen and other surface parts of the controller with a
dry cloth.
13.3
Time to clean filter indication
When the indoor unit filter is dirty and needs to be cleaned, the
controller will indicate this by displaying
in the top left corner of
the home screen, and confronting you with the 'Time to clean filter'
screen as soon as you try to enter the main menu from the home
screen.
13.3.1
To remove the Time to clean filter
indication
Prerequisite:
On trying to enter the main menu from the home
screen, you are confronted with the 'Time to clean filter' screen.
1
Clean the filter.
2
Press
to remove the 'Time to clean filter' indication.
