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OPERATION AND INSTALLATION

Electronically controlled instantaneous water heater

» DEL 18 AU  
» DEL 27 AU

M1

Tmax

M2

Summary of Contents for DEL 18 AU

Page 1: ...OPERATION AND INSTALLATION Electronically controlled instantaneous water heater DEL 18 AU DEL 27 AU M1 Tmax M2...

Page 2: ...13 1 Service mode 14 13 2 Indicator options for LED diagnostic traffic light 15 13 3 Fault table 15 14 Maintenance 16 15 Specification 16 15 1 Dimensions and connections 16 15 2 Wiring diagram 17 15 3...

Page 3: ...Symbol Type of risk Injury Electrocution Burns or scalding 1 1 3 Keywords KEYWORD Meaning DANGER Failure to observe this information will result in serious injury or death WARNING Failure to observe...

Page 4: ...and environment Protect the appliance and its tap against frost 2 3 CE designation The CE designation shows that the appliance meets all essential requirements according to the Low Voltage Directive E...

Page 5: ...d temperature The temperature is confirmed with 1x flashing Note If the outlet temperature is not sufficiently high when the draw off valve is fully open and the temperature selector is set to maximum...

Page 6: ...the appliance f f Check the taps regularly Limescale deposits at the spouts can be removed using commercially available descaling agents 6 Troubleshooting Fault Cause Remedy The appliance will not sta...

Page 7: ...al resistance of the water see chapter Specification Application areas Your water supply utility will advise you of the specific electrical water resistance or conductivity 8 Appliance description 8 1...

Page 8: ...on for installation on finished walls For the appliance with adjustable connected load the middle load is preset For further installation options see chapter Installation options electr o nic comfor t...

Page 9: ...in the case of water preheated by solar energy When using the appliance for showering f f With low water pressure The pressure drop can be reduced by replacing the flow limiter with the plastic profil...

Page 10: ...n Wiring diagram The specified voltage must match the mains voltage Lower back panel installation 1 2 26_02_02_1080 1 Connection pieces delivered in the pack 2 Screw f f Cut open the lower part of the...

Page 11: ...ow the wire guide Power cable for finished walls Material losses If you cut open the wrong knock out in the appliance cover by mistake you must use a new appliance cover f f Cut or break out the requi...

Page 12: ...If necessary use a screwdriver DHF replacement 26_02_02_0815_ f f Remove the DHF wall mounting bracket f f Take the new wall mounting bracket and move the thread ed stud to the position marked with DH...

Page 13: ...Initial start up elect ronic com for t D0000040746 f f Open and close all connected draw off valves several times until all air has been vented from the pipework and the appliance f f Check for leaks...

Page 14: ...order to check the appliance it must be connected to the power supply 13 1 Service mode M1 Tmax M2 D0000040982 1 2 1 Memory keys M1 and M2 2 Spanner symbol The spanner symbol is displayed in the event...

Page 15: ...high limit safety cut out has responded or its lead is broken Check the appliance and the high limit safety cut out The set temperature is not achieved One phase down Check the fuses MCBs in your fuse...

Page 16: ...rainer A strainer is located in the tee from the cold water inlet pipe In case of contamination you can remove this strainer and clean it D0000041722 1 3 2 1 Flow limiter or 2 Plastic profile washer 3...

Page 17: ...10 1 3 2 3 6 4 1 4 8 11 0 3 5 3 9 4 5 5 2 12 0 3 8 4 3 4 9 5 7 12 2 3 9 4 4 5 0 5 8 13 2 4 2 4 7 5 4 6 3 13 5 4 3 4 8 5 5 6 4 13 6 4 3 4 9 5 6 6 5 14 2 4 5 5 1 5 8 6 8 14 5 4 6 5 2 5 9 6 9 15 0 4 8 5...

Page 18: ...Max mains impedance at 380V 60Hz 0 392 Max mains impedance at 400V 60Hz 0 372 Connections Water connection G 1 2 A G 1 2 A Application limits Max permissible pressure MPa 1 0 1 0 Max inlet temperatur...

Page 19: ...oses means that the unit is used in a domestic dwelling Component Warranty period All components 5 years from the date of completion of the installa tion of the unit 7 The warranty period for a unit u...

Page 20: ...etres from our closest authorised ser vice technician 13 2 for the extra time it takes our authorised service technician to access the unit for inspection and testing if it is not sited in accordance...

Page 21: ...ENGLISH www stiebel eltron com DEL AU 21 NOTES...

Page 22: ...22 DEL AU www stiebel eltron com NOTES...

Page 23: ...ENGLISH www stiebel eltron com DEL AU 23 NOTES...

Page 24: ...eltron dk www stiebel eltron dk Finland STIEBEL ELTRON OY Kapinakuja 1 04600 M nts l Tel 020 720 9988 info stiebel eltron fi www stiebel eltron fi France STIEBEL ELTRON SAS 7 9 rue des Selliers B P 8...

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