STIEBEL ELTRON DHE 27 AU User Manual

16 | DHE AU www.stiebel-eltron.com
INSTALLATION
Shutting down the system
Scanning the error menu
The error menu only appears if the appliance has a fault.
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1 Electronic assembly symbol
 Replace the electronic assembly.
2 Safety circuit symbol
 Check the AE3 connection; replace the AE3 if required.
3 Outlet sensor symbol
 Check the outlet sensor connection; replace the outlet sensor
if required.
4 Motorised valve symbol
 Check the motorised valve connection; replace the motorised
valve if required.
Scanning the control menu
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1 Inlet temperature symbol,
shows the current inlet temperature (shows 1.0°C if the sen-
sor is faulty).
2 Outlet temperature symbol,
shows the current outlet temperature (shows 65.0°C if the
sensor is faulty).
3 Flow rate symbol,
shows the current flow rate.
4 Power consumption symbol,
shows the current power consumption.
Scanning the appliance data menu
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1 Service code symbol,
information for service engineers.
2 Symbol for power supply runtime,
accumulated runtime in days.
3 Heating hours symbol,
accumulated heating time in hours.
4 Maximum output symbol
The value shown may diverge by several kW from the rated
output if mains voltages other than 400V prevail.
Setting the anti-scalding protection
Use this anti-scalding protection in such places as nurseries and
hospitals. The temperature set here is also the upper limit for
the childproofing temperature setting (see chapter "Appliance
settings").
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Setting range: 21 - 60°C
Recommended setting 43 °C
Note
The anti-scalding protection setting can only be modified
by a qualified contractor. Simultaneously pressing the M
+ i key will not change the setting.
13. Shutting down the system
 Isolate all poles of the appliance from the power supply.
 Drain the appliance (see chapter "Maintenance").
14. Troubleshooting
WARNING Electrocution
In order to check the appliance it must be connected to
the power supply.
Push-fit connections on the PCB
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1
5
6
7
2
3
4
1 Diagnostic traffic light (3 LEDs)
2 Flow sensor DFE
3 Motorised valve
4 High limit safety cut-out STB
5 Outlet sensor NTC
6 Set value transducer
7 Safety switch AE 3; plug-in connection secured with locking
tab.

STIEBEL ELTRON DHE 27 AU Specifications

General

Brand	STIEBEL ELTRON
Model	DHE 27 AU
Category	Water Heater
Language	English