45
EN
AIR REGULATION SERVOMOTOR SQN 30.111A3500
PREVENTILATION WITH AIR OPEN
(2° FLAME POSITION)
AIR CLOSED WITH BURNER IN STOP POSITION
N° 8653-1GB
Rev. 09/04/87
ELECTRIC DIAGRAM FOR SERVOMOTOR SQN 30 Drawn in the position in which is used
schemeleSQN30.tif
Motor-cam shaft coupling cutting out pin.
The switching-off of the motor-cam and shaft connection can be obtained by pushing.
Air regulation cam 2nd flame
Close air shutter cam with burner in stop position
Air regulation cam 1° flame
2nd Flame valve connection cam
(must be adjusted in a position between the 1st flame and the 2nd flame cam)
In order to modify the cams
regulation it's necessary to
intervene on the relative red rings.
Pushing by sufficient strength,in the
sens one desires, each red ring can
turn in respect to the reffering scale.
The pointer of the red ring indicates
on the respective reffering scale the
rotation angle set for each cam.
