Helios KWL EC 300 W R Notice De Montage Et D'utilisation page 33

Installation and operating instructions
ATTENTION
ATTENTION
Compact wall-mounted units KWL EC 200/300 W R/L
3.3 Condensation outlet
In connection with maintenance, make sure that the condensation outlet in the bottom reservoir is not
clogged (section 2.2). You may check it by pouring a little water into the reservoir.
Do not let water flow into electrical parts!
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The condensation outlet must be cleaned once every year!
Only carry out the work with EMC protection, otherwise EMC damage can occur!
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3.4 Access to internal terminal box
Open and remove both upper snap-in hooks on the front cover (Fig.27) and remove the heat exchanger.
Loosen the screws on the back of the terminal box cover (Fig.29) and remove cover. This guarantees
free access to the electronic components (battery, fuse, etc. (Fig.30)).
The power unit is completely interchangeable!
3.5 Removal of motor unit using the example – outdoor air fan -
1. In order to remove the motor units, loosen the wing nuts underneath (Fig.31), pull motor unit up and
tilt out of the slot (Fig.32).
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