15
>3S
>3S
6.
Start-up
6.1 Switching ventilation unit on and
off
The ventilation can be switched on or off in
two different ways:
1. Through the corresponding program
buttons, whereby the ventilation unit
remains connected to the power supply;
only the fans are switched off when
switching off.
2. The ventilation unit is powered off by
switching off at the operator unit.
3. The unit is powered off by switching the
room air control off.
Switching on
●
Switch the ventilation unit on at the
operator panel.
●
Through the program buttons: Press the
"OK"
and
"+"
buttons at the same time to
switch the ventilation unit on. This is only
possible if the ventilation unit was switched
off through the program buttons.
The first digit in the display indicates the
position of the three-step switch.
Switching off at the operator unit
●
Press the
"OK"
and
"
-
"
buttons at the
same time, to switch the ventilation unit off.
OFF appears in the display.
●
Switch the ventilation unit off at the
operator panel.
Warning
If it is intended to carry out work on
the inside of the ventilation unit, the
unit must always be disconnected
from the mains power by switching
it off through the program buttons
and then switching off at the
operator unit.
6.2 Setting air volumes
The WRG 180 EC air volumes for levels 1, 2
and 3 are factory-set to 75, 100 and 150 m
3
/h
respectively. The performance of the unit is
dependent on the quality of the channel
system and the filter resistance.
Important:
Level 1: Must always be lower than level 2.
Level 2: Must always be lower than level 3.
Level 3: Volume adjustable between 70 and
180 m
3
/h.