Product Design - Vaillant aroTHERM plus VWL 35/6 A 230V S2 Operating Instructions Manual

3 Product description
3.4.2 Operating principle, cooling mode
Validity: Product with cooling mode
2
1
3
5
1 Condenser (heat ex-
changer)
2 4-port diverter valve
3 Fan
3.4.3 Noise reduction mode
A noise reduction mode can be activated for the product.
In noise reduction mode, the product is quieter than in nor-
mal operating mode, which is achieved by a limited com-
pressor speed and an adjusted fan speed.
3.5

Product design

1
1 Air outlet grille
104
4
6
4 Compressor
5 Expansion valve
6 Evaporator (heat ex-
changer)
3.5.1 Components, unit, front
6
5
1 Evaporator (heat ex-
changer)
2 INSTALLER BOARD
PCB
3 HMU PCB
3.5.2 Components, unit, rear
5
4
3
1 Temperature sensor, at
the air inlet
2 Air inlet grille
3 Connection for heating
flow
Installation and maintenance instructions aroTHERM plus 0020297933_03
1
4
4 Compressor
5 INVERTER assembly
6 Fan
1
4 Connection for heating
return
5 Cover, electrical con-
nections
2
3
2