STIEBEL ELTRON DEL 18/21/24 SL electronic LCD Bedienung Und Installation Seite 35

InStaLLatIon
Commissioning
11. commissioning
WARNING Electrocution
Commissioning may only be carried out by an authorised
contractor in accordance with the safety regulations.
11.1 initial start-up
f Open and close all connected draw-off valves several times, f
until all air has been vented from the pipework and the
appliance.
f Check for leaks in the appliance screw joints. f
f Activate the safety pressure limiter for flow pressure by f
firmly pressing in the reset button (the appliance is delivered
with the safety pressure limiter disabled).
f Push the temperature selector plug into the "set tempera- f
ture" PCB.
f Fit the appliance cover and secure with a screw. f
f Switch the mains power ON. f
f Check the function of the appliance. f
f Remove the protective foil from the user interface. f
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appliance handover
f Explain the appliance function to users and familiarise them f
with its operation.
f Make users aware of potential dangers, especially the risk of f
scalding.
f Hand over these instructions. f
11.2 recommissioning
See chapter "Settings and displays / Following an interruption to
the water supply"
12. shutting down the system
f Isolate all poles of the appliance from the power supply. f
f Drain the appliance (see chapter "Maintenance"). f
13. troubleshooting
WARNING Electrocution
In order to check the appliance it must be connected to
the power supply.
13.1 service mode
1
M1
1 Memory keys M1 and M2
2 Spanner symbol
The spanner symbol is displayed in the event of a fault or when
the appliance is in service mode.
f Activate customer service mode by pressing and holding f
down both memory keys M1 and M2 for > 6 seconds.
f Disable customer service mode by briefly pressing one of the f
three keys. Service mode is automatically terminated after
30 seconds of inactivity.
Fault displays
--- No display, there is no fault
ntc Outlet sensor malfunction
ELE Faulty PCB
2
M2
Tmax
DEL SL electronic LCD | 35