Operating instructions
137
Components
Vitoair draught stabiliser, part no. 7338 725 and 7339 703
A To the burner
B To the control unit
Colour coding to DIN IEC60757
BK black
GN/YE green/yellow
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".
H Burner OFF →
The rotary selector should move
towards"5".
In emergency mode
Press rotary selector on the motor
and turn clockwise to the limit stop
beyond position "3".
5862730GB