Variant 2: Installation On Wall - Helios KWL 340 D Manual

Installation and Operating Instructions
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WARNING
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WARNING
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Mounting part with
wall mount
Sealing ring
Locking part
Float ball
Siphon casing
Hose connector
Central ventilation unit – KWL 220/340 D
6. Connect condensate hose (length max. 1.5 m) to the building drainage system (see Fig. 18).
Condensate hose DN 12 mm
(note gradient!)
7. The ball siphon must be inspected:
– In order to guarantee the absence of leaks, the ball siphon must not be subjected to lateral loads due to the con-
densate hose during installation!
– The drainage pipe route must not rise behind the siphon! Ensure that there are no air pockets during installation!
– The condensate outlet must be frost-proof!

4.3.2 Variant 2: Installation on wall

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Risk of injury due to the unit door falling down!
The unit door can fall down when removing and cause serious injuries.
> Wear protective footwear.
> Carefully remove the unit door with both hands.
1. Loosen and remove the four screws in the unit door.
2. Remove sealing strip.
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Risk of injury due to the high weight of the heat exchanger!
The heat exchanger can fall down and cause serious injuries when removed from the unit.
> Wear protective footwear.
> Carefully remove the heat exchanger from the unit with both hands.
3. Remove the heat exchanger from the unit.
4. Insert locking part and insert up to stop in the mounting part incl. sealing ring (see Fig. 19).
5. Attach mounting part to the wall with provided screws/dowels (see Fig. 20).
The position of the wall attachment must be selected to ensure a sufficient gradient to the condensate connec-
tors (cf. Fig. 33)!
6. Connect siphon casing and turn a 1/4 turn in the mounting part (see Fig. 21 and Fig. 22)
Ensure that the float ball is loose in the casing!!
Fig. 19
Installation on unit:
7. Insert the provided T-shaped handle in the groove of the counter screw (see Fig. 23).
8. Pull the provided seal onto the counter screw (see Fig. 24).
9. Insert counter screw through the unit base tray from above (see Fig. 25).
10. Tighten condensate connectors to the counter screw thread from below (see Fig. 25).
Only tighten counter screw by hand and do not overtighten! The plastic can break!
11. Aligh condensate connectors in the desired position (see Fig. 26).
Fig. 23
Fig. 18
Fig. 20
Fig. 24
12
Fig. 21 Fig. 22
1/4 turn
Fig. 25 Fig. 26
EN