Vaillant VR 40, Installation Instructions Manual, Page: 8 / 28

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Installation instructions Art. No. 0020017744 - VR 40 - 0020008433_07
7 8 9 L N 3 4 5 - +
X2
2
X40
X90
X12
X12
X40
L
N
1
2
NN
L
2
1
rel 2
re
l 1
re
l 1
A
C
D
2
3
0 V
A
C
3
7 8 9 L N 3 4 5 - +
X
2
2
X40
X90
X12X
12
L
N
1
2
NN
L
2
1
rel 2
rel 1
rel 1
30 mm
7 mm
10 11
B
5
4
bar