Operating Instructions and Installation Instructions
30 | DHB-E SLi www.stiebel-eltron.com
INSTALLATION
Shutdown
11.2 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 taking the following steps.
Disconnect the appliance from the power supply by
removing the fuses/tripping the MCBs.
Open the tap for one minute until the appliance and
its upstream cold water inlet line are free of air.
Switch the mains power back ON again.
12. Shutdown
Isolate all poles of the appliance from the power supply.
Drain the appliance (see chapter "Installation/ Maintenance/
Draining the appliance").
13. Installation options
13.1 Electrical connection from above on unfinished
walls
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Cut open the cable grommet for the power cable.
Push down the locking hook for securing the mains terminal.
Pull out the mains terminal.
Reposition the mains terminal in the appliance from the bot-
tom to the top. Secure the mains terminal by sliding it under
the locking hook.
Route the control wires under the wire guide.
13.2 Electrical connection on finished walls
Note
This type of connection changes the protection rating of
the appliance.
Change the type plate. Cross out "IP 25" and mark
the box "IP 24". Please use a ballpoint pen to do this.
!
Material losses
If you break open the wrong knock-out in the back panel
by mistake, you must use a new back panel.
Cleanly cut or break out the required cable entry in the back
panel (for positions, see chapter "Installation/ Specification/
Dimensions and connections"). Deburr sharp edges with a
file if necessary.
Route the power cable through the cable grommet. Connect
the power cable to the mains terminal.
13.3 Large conductor cross-section for electrical
connection from below
If you use cables with a large cross-section, you can fit the cable
grommet after the appliance has been installed.
1.
3.
4.
2.
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Before installing the appliance, use a screwdriver to push out
the cable grommet.
Slide the cable grommet over the power cable. Use the
installation aid supplied in the standard delivery. If the
cross-section is >6mm², enlarge the hole in the cable
grommet.
Push the cable grommet into the back panel. Click the cable
grommet into place.