Manual

AU
IBIS4 Before initial use
11
5.4 Additional functions
The roof air conditioner has the following additional functions:
6 Before initial use
Inspection before starting up
Before you switch on the roof air conditioner, observe the following:
➤ Check whether the supply voltage and frequency correspond to the values
specified in the technical data (see leaflet).
➤ Ensure both the air intake opening and the air nozzles are free. All ventilation
grilles must always be kept free to ensure that the roof air conditioner is able to
operate at maximum capacity.
Heating You specify the temperature and fan settings, and the
air conditioner heats the interior to this temperature.
The fan will only start after 2 min (on Low speed) and
the after around 5 min will got to the set fan speed
(after the evaporator reaches temperature).
Dehumidification Dehumidification removes moisture from the air with-
out heating or cooling the inside. The fan speed is
Low.
Ventilation The fan operates to circulate air without heating or
cooling.
Additional
function
Display
message
Explanation
Timer The air conditioner is switched on at the specified time.
The air conditioner is switched off at the specified time.
Sleep The sleep function reduces the fan speed and the
compressor speed to reduce the noise levels for easier
sleeping.
Air conditioning
mode
Display
message
Explanation
IBIS4--O.book Seite 11 Montag, 5. November 2018 7:56 19