13Installation
4.2.2 Mounting the post-evaporation unit
1. Marking the positions of the fastening elements inside the duct/AHU:
• Mark the position of the topmost fastening holes (or welding studs) for the fastening of the lateral
supports of the post-evaporation unit “A”, the nozzle system “C” and the fastening proles for
the lateral sealing plates “B” on both duct walls using the drilling template supplied.
• Mark the position of the outmost fastening holes (or welding studs) for the fastening of the left-
most and rightmost fastening proles for the upper sealing plates “D” on duct ceiling using the
drilling template supplied.
Note: For marking the fastening holes (or welding studs) “D” the drilling template must be bent
90° on the indicated position.
Abb. 3: Positioning of the fastening elements (side view)
b
a
a
C
B
A
D
780 mm +120/-180 mm
275 mm
min.
100 mm
(75 mm)
40 mm 40 mm40 mm
65 mm
65 mm
Lateral support
nozzle system
Fastening prole
for lateral sealing plates
Fastening prole
for upper sealing
plates
Lateral support
post-evaporation unit
Air ow direction
Drilling template