Viessmann VR1 22 Installation And Service Instructions Manual page 35

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Vitorond 100, VR1 22 to 33, 91 to 140 Installation and Service
Electrical Connections (with Vitotronic Control)
Riello burner
Carlin burner
(continued)
Legend
BL Blue
OG Orange
BK Black
W White
G
R
Y
V
BR Brown
GY Gray
Burner Set-up
Green/Ground
Red
Yellow
Violet
35

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This manual is also suitable for:

Vitorond 100Vr1 91Vr1 27Vr1 105Vr1 33Vr1 140

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