Vaillant VR 40 - Installation and Wiring Diagrams; Component Overview and Connections

Art. No. 00200177442
N
1
2LN
LN1
2
X40A
X40B
X12A
X4
A
B
C
D
E
X12B
A
N
1
2LN
LN1
2
X40A
X40B
X12A
X4
X12B
rel. 2 (d.28)
rel. 1 (d.27)
X40
1
2
N
L
2
1
rel 1
N
L
2
1
rel 1
A
A
ecoLEVEL
(Art.No. 306287, 0020030797)
a