D
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GENERAL INSTRUCTIONS
Adjustment of nozzle assembly
Adjust the nozzle assembly with the
adjustment screw D to the desired
position.
Air adjustment
First stage:
Set the operating switch (S2) on low
capacity (I). Loosen the screw (A)
and turn the damper to the position
wan-ted. Tighten the screw (A) again.
Second stage:
Set the operating switch (S2) on high
capacity (II). Screw the knurled ring
(B) in (reduce) or out (increase). The
position of the damper can be read
on the damper scale (C).
Check the air adjustment by making
a lue gas analysis.
