Vitoair Draught Stabiliser - Viessmann VITOTRONIC 100 Installation And Service Instructions Manual

Vitoair draught stabiliser,

A To the burner
B To the control unit
Function check
Press the motor rotary selector and
turn it to its central position.
H Enable burner from control unit →
The rotary selector should move
towards "3".
In emergency mode
part no. 7338 725 and 7339 703
Colour coding to DIN IEC 60 757
BK
GN/YE
H Burner OFF →
The rotary selector should move
towards "5".
Press rotary selector on the motor
and turn clockwise to the limit stop
beyond position "3".
Components
black
green/yellow
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