16
Installation
: Installation options
Always disconnect the power by removing the 230V plug from the socket, before opening
the unit !
If local systems demand mode B, follow the below procedure AND check the label in order to
connect the water drainage correctly.
Step
Action
Illustration
1
Locate the small lid on the long
side of the unit closest to the filter
lids.
2
Locate the switch on the main PCB
The default is mode A as shown. To
select mode B slide the switch to
the right. Close the lid again.
3
Swap the drain hose and plug as
indicated.
For a further description of the
drain hose installation, see page
20.
Mode A
Mode B
4
To swap the RH sensors, open
sidepanel and look for the marking
“A” and “B”
Mode A
Mode B
5
Swap the filter (ONLY if the option-
al pollen filter ePM1 is used for the
supply air).
• Check the table on page 6
in order to determine the right
position of the ePM1 filter during
mode A/B.
6
Place new B sticker and calibration sticker on the unit.
7
Connect the duct as specified on the label and described on page 19.
8
Calibrate the unit as described on page 24.
Warning
Caution
WARNING
Swapping to
mode B
A
B
