CONTENTS SPECIAL INFORMATION 13.12 Operation with preheated water ���������������������������� 39 13.13 Horizontal installation of the appliance �������������������� 39 OPERATION Service information ���������������������������������������� 39 General information ��������������������������������������� 27 Troubleshooting �������������������������������������������� 40 Safety instructions ���������������������������������������������� 27 Other symbols in this documentation ���������������������� 27 Maintenance ������������������������������������������������...
SPECIAL INfORMATION SPECIAL INfORMATION - Drain the appliance as described in chapter "Installation / Maintenance / Draining the appliance". - The appliance may be used by children aged 3 and older and persons with reduced physical, sensory or mental capabilities or a lack of ex- perience and know-how, provided that they are supervised or they have been instructed on how to use the appliance safely and have...
OPERATION General information OPERATION Other symbols in this documentation Note General information is identified by the adjacent symbol. f Read these texts carefully. General information The chapters "Special information" and "Operation" are intended Symbol Meaning for both users and qualified contractors. Material losses The chapter "Installation"...
OPERATION Appliance description Heating system CAUTION Burns If operating with preheated water, e.g. if using a solar The bare wire heating system is enclosed within a pressure-tested thermal system, observe the following information: plastic jacket. The heating system with its stainless steel internal - The DHW temperature may exceed the set tempera- indirect coil is suitable for hard and soft water areas and is largely ture or a set temperature limit.
OPERATION Cleaning, care and maintenance Troubleshooting Recommended settings Your instantaneous water heater offers maximum precision and Problem Cause Remedy maximum convenience in DHW provision. Should you nonetheless The appliance will not There is no power. Check the fuses/MCBs in be operating the appliance with a thermostatic valve, we recom- start despite the DHW your fuse box/distribu- mend that you:...
INSTALLATION Safety INSTALLATION Appliance description Standard delivery The following are delivered with the appliance: Safety - Wall mounting bracket Only a qualified contractor should carry out installation, commis- - Installation template sioning, maintenance and repair of the appliance. - 2 twin connectors - 3-way ball shut-off valve for cold water General safety instructions - Tee for domestic hot water...
INSTALLATION Preparation Minimum clearances Pipe assembly for DHB water plug-in couplings Use the water plug-in couplings if the existing installation contains water plug-in connections from a DHB water heater. Load shedding relay (LR 1-A) The load shedding relay for installation in the distribution board ≥50 ≥50 provides priority control for the instantaneous water heater when...
INSTALLATION Installation 10. Installation factory settings DHB-E 11/13 LCD DHB-E 18 LCD 25A DHB-E 18/21/24 LCD DHB-E 27 LCD Internal anti-scalding protection °C Connected load 13.5 Connected load options Standard installation DHB-E 11/13 LCD DHB-E 18 LCD 25A DHB-E 18/21/24 LCD DHB-E 27 LCD Electrical connection from below on unfinished walls Water connection on unfinished walls For further installation options, see chapter "Alternative instal- lation methods".
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INSTALLATION Installation Making the water connection 5 Nm 5 Nm 1 DHW with tee 2 Gasket 3 Cold water with 3-way ball shut-off valve 4 Strainer 5 Plastic profile washer f Secure the tee and 3-way ball shut-off valve, each with a flat gasket, to the twin nipples.
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INSTALLATION Installation Installing the appliance Note If you are installing the appliance with flexible pipe con- 3 Nm nections, also secure the back panel with a screw. 5 Nm f Fit the pipe connections with flat gaskets onto the water connections.
INSTALLATION Commissioning 11. Commissioning 11.2 Initial start-up 11.1 Preparation ≥ 60 s Internal anti-scalding protection via jumper slot f Open and close all connected draw-off valves several times, until all air has been purged from the pipework and the appliance. f Carry out a tightness check.
INSTALLATION Appliance shutdown 11.2.1 Appliance handover f Explain the appliance function to users and familiarise them with its operation. f Make the user aware of potential dangers, especially the risk of scalding. f 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 1 Cable routing...
INSTALLATION Alternative installation methods 13.3 Electrical connection on finished walls 5 Nm Note 5 Nm This type of connection changes the IP rating of the ap- pliance. 18 Nm f Change the type plate. Cross out "IP 25" and mark 18 Nm the box "IP 24".
INSTALLATION Alternative installation methods 13.7 Fitting appliance cover over water installation f Click the lower section of the back panel into place. on finished walls f Secure the lower back panel section with a screw. 13.9 Wall mounting bracket when replacing appliance An existing STIEBEL ELTRON wall mounting bracket may be used when replacing appliances (except for DHF instantaneous water...
INSTALLATION Service information f Turn the appliance cover (not the appliance) and refit the Preparation programming unit. Push the programming unit home in par- The appliance cover must be provided with a condensate drain allel until all locking tabs engage. When engaging the locking opening of min.
INSTALLATION Troubleshooting 15. Troubleshooting WARNING Electrocution To test the appliance, it must be connected to the power supply. Note When testing the appliance using the diagnostic traffic lights, water must be flowing. Indicator options for diagnostic traffic light (LED) Illuminates in the event of a fault Yellow Illuminates in heating mode/flashes when output restric- tion reached...
INSTALLATION Maintenance 16. Maintenance Alternative connection options WARNING Electrocution Before any work on the appliance, disconnect all poles from the power supply. This appliance contains capacitors which are discharged when disconnected from the power supply. The capacitor discharge voltage may briefly exceed 60 V DC. Draining the appliance The appliance can be drained for maintenance work.
INSTALLATION Specification 17.3 Domestic hot water output 17.4 Application areas / Conversion table The DHW output is subject to the connected power supply, the Specific electrical resistance and specific electrical conductivity appliance's connected load and the cold water inlet temperature. Standard specifica- The rated voltage and rated output can be found on the type plate.
DHB-E 11/13 LCD DHB-E 18 LCD 25A DHB-E 18/21/24 LCD DHB-E 27 LCD 236743 236744 236745 236746 Manufacturer STIEBEL ELTRON STIEBEL ELTRON STIEBEL ELTRON STIEBEL ELTRON Load profile Energy efficiency class Energy conversion efficiency Annual power consumption Default temperature setting °C...
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GUARANTEE | ENVIRONMENT AND RECYCLING Note The appliance conforms to IEC 61000-3-12. Guarantee The guarantee conditions of our German companies do not apply to appliances acquired outside of Germany. In countries where our subsidiaries sell our products a guarantee can only be issued by those subsidiaries.
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