STIEBEL ELTRON DEL 18/21/24 Plus - Alternative Installation Methods

INSTALLATION
Appliance shutdown
36 | DEL Plus www.stiebel-eltron.com
11.2.1 Appliance handover
 Explain the appliance function to users and familiarise them
with how it works.
 Make the user aware of potential dangers, especially the risk
of scalding.
 Hand over the instructions.
11.3 Recommissioning
!
Material losses
To ensure that the bare wire heating system is not dam-
aged following an interruption to the water supply, the
appliance must be restarted by taking the following steps.
 Disconnect the appliance from the power supply by
removing the fuses/tripping the MCBs.
 Open the tap for a minimum of one minute until the
appliance and its upstream cold water inlet line are
free of air.
 Switch the power back ON.
12. Appliance shutdown
 Isolate all poles of the appliance from the power supply.
 Drain the appliance (see chapter "Installation/ Maintenance/
Draining the appliance").
13. Alternative installation methods
Overview of the alternative types of installation
Electrical connection IP rating
On unfinished walls, connected from above IP25
On unfinished walls, connected from below, short
power cable
IP25
On finished walls IP24
Water connection IP rating
On finished walls IP24
Other IP rating
Installation with offset tiles IP25
Pivoting appliance cover IP25
Horizontal installation of the appliance IP 24
WARNING Electrocution
Before any work on the appliance, disconnect all poles
from the power supply.
13.1 Electrical connection from above on unfinished
walls
140
30
D0000076507
1
1 Cable entry installation aid
 Prepare the power cable.
D0000053282
1
1 Cable routing
 Reposition the mains terminal from the bottom to the top. To
do this, undo the fixing screw. Turn the mains terminal with
connecting cables 180° clockwise. Route the cable around
the cable guide when doing so. Secure the mains terminal in
place.
 Replace the cable grommets.
 Install the cable grommet from the top at the bottom.
 Pull the cable grommet over the cable sheath of the power
cable.
 Install the appliance on the threaded studs of the wall
mounting bracket.
 Push the back panel firmly against the wall. Lock the fixing
toggle by turning it 90° clockwise.
 Pull the cable grommets into the back panel until both lock-
ing tabs engage.
 Connect the power cable to the mains terminal.
WARNING Electrocution
The connecting wires must not protrude beyond the level
of the mains terminal.
13.2 Electrical connection on unfinished walls with
short power cable
D0000060387
 Reposition the mains terminal further downwards. To do this,
undo the fixing screw. Secure the mains terminal in place.