Connection And Wiring Dia - Viessmann Vitoflame 300 VHG III Service Instructions Manual

Connection and wiring diagram
Fig. 17
Burner control unit (see chapter "Program
A
sequence during commissioning")
Fault indicator
B
Reset button
C
Burner motor
E
Service switch (burner stage 2)
F
Flame monitor
G
Electronic ignition unit
H
Fuel valve (BV1)
K
Fuel valve (BV2)
L
Servomotor for rotary damper
M
Connection and wiring diagram
Colour coding to DIN IEC 60757
BK Black
BK* Black wire with imprint
BN Brown
BU Blue
GN/YE Green/yellow
RD Red
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