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For contractors
3.
Standard installation
Power: Unfinished walls - top; Water: Unfinished walls
3.1
General installation information
At the factory, the device is prepared for a power connection from the top from an installation below
the plaster (see Fig.
Important information regarding the DDLE Basis 18/21/24 with connected load changeover
In its delivered condition the device is set to 21 kW. When changing to a different output, carry out the
following steps:
Re-plug the coding card
Re-plug the coding card (
see "Specification".
Mark the connected load on the type plate (
Replace the flow limiter
If 24 kW connected load has been selected, replace the fitted flow limiter (
supplied ( orange, fixed to the cold water pipe).
3.2
Installation site
Install the instantaneous water heater according to the figure
with the wall and in a room free from the risk of frost.
3.3
Preparing the device installation
a Disengage the locking device with a screwdriver.
b Open and remove the device cap.
a Push in both locking hooks.
b Remove the lower part of the back panel towards the front.
been opened, use a new back panel.
3.4
Fitting the mounting bracket
bracket can be used).
accordance with the material of the fixing wall).
3.5
Equipment installation
Seal in and insert the twin nipples.
against the locking hooks and let both hooks audibly click into place.
the device can be secure with 2 additional screws (
3.6
Water connection
Position the threaded connections with flat packing onto the twin nipples; for this observe the correct
seating of the connections (never twist the bayonet closures inside the device).
Important information:
the flow limiter (
water installation.
26
for contractors
-
):
I
C
8) according to the selected output; for selectable output and fuse protection
A
A
:
D
E
(
b).
F
G
G
H
30) and reinsert the profile washer (
O
.
C
19), with a permanent marker.
(a-oversink or b-undersink) vertically, flush
C
:
(
a). If, by mistake, the wrong knock-out has
F
.
25).
M
31). If necessary, increase the pressure in the
O
30, white) with the flow limiter
O
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