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ATTENTION!
„Driving rain impermeability“ of
the stainless steel external facia
The stainless steel external
facia is a visual part and does
not serve as driving rain imper-
meability . The installation of wall
installation sleeve through the
outer facade has to be carried
out on site driving rain-proof by
appropriate measures!
All of the following information and instructions are intended solely for
authorised electricians!
5 .0 Installation
Leave the delivery set in the packaging until installation in order to prevent any possible damage and contamination.
during transport and on site.
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WARNING!
The following must be observed before all installation work or before opening the terminal compartment:
Isolate the device from the mains power supply and secure against being switched on again!
Installation preparation
– Wall sleeve and outer panel
Before installing the unit KWL EC 45, the wall installation sleeve and the facia outer panel must be mounted (see fig.3).
Furthermore, the concealed cable routing and all building or renovation measures in the installation space must be
completed.
For this purpose, the Helios installation and operating instructions “installation kit facia” (Print no. 82 327) must be
observed!
Installation step 1:
– Unit KWL EC 45
Insert the fan unit up to the stop in the wall installation sleeve (fig.4/5).
In this connection, pay attention to the marking on the half shell “TOP” (fig.4).
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CAUTION!
When inserting the fan unit, do not press on the protection guard (fig .5)!
Installation step 2:
Connect control line to fan unit connector. In this connection, proceed as follows:
1. Measure and cut cable to length for connection to the fan unit (fig.6)
á
Distance = edge of wall installation sleeve to fan unit.
2. For the electrical connection, pull the fan unit out to the edge of the wall installation sleeve with the pull-out tool (fig.7).
CHAPTER 5
WALL INSTALLATION
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WARNING
fig .6
Cable length:
Distance = edge
of wall installation
sleeve to fan unit
fig .7
Control line
Pull-out tool
2-part
connector
7
Unit
KWL EC 45
Installation and operating instructions
fig .3
Facia outer panel
Wall installation sleeve
Concealed cable
routing for control
line
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CAUTION
fig .5
fig .4
J
Fan unit
Lip seal
“Stop”
Fan unit
“TOP”
EN