Overview of PP 45
39
1 Front cover for internal housing
2 PP45K / PP45RC housing shutter
3 PP45K / PP45RC internal housing
3.1 PP45O internal housing
4 PP45O shutter rotary knob
5 Pull-out belt
6 Filter seat
7 G2 air filter (inside)
8 Complete fan unit with connection
cable
9 Profile seal
10 Slide-in sleeve
11 Ceramic heat exchanger
12 G3 air filter (outside)
13 External cover / soffit element
14 PP45HYI humidity sensor, optional
(with PP45RC, only for master unit)
15 PP45K / PP45RC shutter servomo-
tor
16 PP45RC TEACH button
17 PP45RC status LEDs (orange/blue/
red)
18 PP45RC SET button
19 Motor connection plug