6
MAIN PARTS
INTRODUCTION
JOH
DAN
TO
5a
11d
11e
10a
11c
2a
3c
3a
4c
6a
6b
11a
7a
9a
4a
4b
10b
Vallox 125A R model is shown in the figure.
In the L model, the parts are mirrored.
Heat recovery cell
2a
Extract air fan
3a
Supply air fan
3c
Fine filter for supply air
4a
Coarse filter for supply air
4b
Coarse filter for extract air
4c
Bypass damper of the HR cell
5a
Post-heating resistor
(in front of the supply air fan)
6a
Additional heating resistor
6b
Safety switch
7a
Ceiling bushing for electric wires
9a
Control panel
10b
Internal humidity sensor
11a
Internal carbon dioxide sensor
11a
Carbon dioxide sensor (optional)
11c
Humidity sensor (optional)
11d
VOC sensor (Optional)
11e
10a