Condensation Outlet In The Unit; Access To Internal Terminal Box - Helios KWL EC 370 W R Montage- Und Betriebsvorschrift

Installation and operating instructions
ATTENTION
IMPORTANT
ATTENTION
IMPORTANT
Passive house compact units KWL EC 270/370 W R/L
4.3

Condensation outlet in the unit

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!
☞
4.4

Access to internal terminal box

The side inspection opening (Fig.24) for the internal terminal box guarantees free access to the
electronic components (battery, fuse or DIP switch settings (Fig.25)). The power unit is completely
interchangeable! The inspection opening is located on the outer left side on right-hand units, on the
outer right side on left-hand units.
4.5 Removal of the EPS inner shell with motor unit
☞ 1. In order to remove the EPS inner shell (with motor and heat exchanger unit), the front frame on the
housing must be removed. For this purpose, loosen screws (6x) and remove front frame (Fig.26 and 27).
2. Before removing the inner shell, the ball siphon must be dismantled! In this respect, observe
☞
point 2.2 "Condensation outlet"! When dismantling the siphon, proceed as described in reverse order.
3. Using the heat exchanger guide rails, remove the EPS inner shell from the metal housing (Fig. 28).
Care must be taken when pulling the connection cables.
Do not pull on the front edges of the shell, as these can break!
☞
Disconnect connectors and remove shell (Fig.29).
11
GB