STIEBEL ELTRON DEL 21 Plus Manual For Operation And Installation
Electronically controlled comfort instantaneous water heater
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- Operation and installation (20 pages) ,
- Operation and installation manual (108 pages)
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BEDIENUNG UND INSTALLATION
OPERATION AND INSTALLATION
UTILISATION ET INSTALLATION
BEDIENING EN INSTALLATIE
االستعمال والتركيب
Elektronisch geregelter Komfort-Durchlauferhitzer | Electronically controlled
comfort instantaneous water heater | Chauffe-eau instantané confort à régulation
électronique | Elektronisch geregelde comfort-doorstromer |
سخان الماء الفوري المريح الذي يتم ضبطه إلكترون ي ًا
» DEL 18/21/24 Plus
» DEL 27 Plus
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Summary of Contents for STIEBEL ELTRON DEL 21 Plus
- Page 1 BEDIENUNG UND INSTALLATION OPERATION AND INSTALLATION UTILISATION ET INSTALLATION BEDIENING EN INSTALLATIE االستعمال والتركيب Elektronisch geregelter Komfort-Durchlauferhitzer | Electronically controlled comfort instantaneous water heater | Chauffe-eau instantané confort à régulation électronique | Elektronisch geregelde comfort-doorstromer | سخان الماء الفوري المريح الذي يتم ضبطه إلكترون ي ًا »...
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Page 2: Table Of Contents
CoNTENTs SPECIAL INFORMATION 13.6 Water installation on finished walls with solder/ press-fit fittings ������������������������������������������������� 37 OPERATION 13.7 Fitting appliance cover for water installation on General information ��������������������������������������� 27 finished walls ���������������������������������������������������� 38 Safety instructions ���������������������������������������������� 27 13.8 Lower back panel section installation with threaded Other symbols in this documentation ����������������������... -
Page 3: Special Information
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... -
Page 4: General Information
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"... -
Page 5: Test Symbols
User interface See type plate on the appliance. EU Declaration of Conformity Note DEL Plus: STIEBEL ELTRON hereby declares that the Tmax radio equipment type complies with Directive 2014/53/ EU. The full text of the EU Declaration of Conform- ity can be found at the following internet address: www.stiebel-eltron.de/downloads... -
Page 6: Display Symbols
oPErATIoN settings and displays Display symbols Temperature limit Tmax (user) The temperature limit allows you as a user to restrict the adjusta- ble set temperature at the appliance to a maximum value. Your qualified contractor can set an additional temperature limit for anti-scalding protection. -
Page 7: Selecting Eco Level
oPErATIoN Cleaning, care and maintenance Selecting ECO level Cleaning, care and maintenance f Never use abrasive or corrosive cleaning agents. A damp ECo level Display flow rate limitation cloth is sufficient for cleaning the appliance. Level 1 8 l/min (factory setting) f Check the taps regularly. -
Page 8: Installation
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... -
Page 9: Preparation
INsTALLATIoN Preparation Minimum clearances Load shedding relay (LR 1-A) The load shedding relay for installation in the distribution board provides priority control for the instantaneous water heater when other appliances, such as electric storage heaters, are being op- erated simultaneously. Central thermostatic valve (ZTA 3/4) ≥50 ≥50 Use the thermostatic valve for central premixing when operating... -
Page 10: Installation
INsTALLATIoN Installation 10. Installation Fitting the wall mounting bracket factory settings DEL 18/21/24 Plus DEL 27 Plus Internal anti-scalding pro- °C tection Connected load Adjustable connected load standard installation DEL 18/21/24 Plus DEL 27 Plus Electrical connection from below f Mark out the holes for drilling using the installation tem- on unfinished walls plate. - Page 11 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.
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Page 12: Commissioning
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. -
Page 13: Recommissioning
INsTALLATIoN Appliance shutdown 11.2.1 Appliance handover f Explain the appliance function to users and familiarise them with how it works. 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... -
Page 14: Electrical Connection On Finished Walls
INsTALLATIoN Alternative installation methods 13.3 Electrical connection on finished walls 5 Nm Note This type of connection changes the IP rating of the ap- 18 Nm pliance. f Change the type plate. Cross out "IP 25" and mark the box "IP 24". Use a ballpoint pen to do this. f Fit water plugs with gaskets to seal the concealed connec- tions. -
Page 15: Fitting Appliance Cover For Water Installation On
INsTALLATIoN Alternative installation methods 13.7 Fitting appliance cover for water installation on f Click the lower back panel section into place. finished walls f Secure the lower back panel section with a screw. 13.9 Wall mounting bracket when replacing an appliance An existing STIEBEL ELTRON wall mounting bracket may be used when replacing appliances (except the DHF instantaneous water... -
Page 16: Operation With Preheated Water
INsTALLATIoN service information f Turn the appliance cover (not the appliance) the other way Preparation up and refit the programming unit. Push the programming The appliance cover must be provided with a condensate drain unit home in parallel until all locking tabs engage. When opening of min. -
Page 17: Troubleshooting
INsTALLATIoN Troubleshooting 15. Troubleshooting Indicator options for diagnostic traffic light (LED) WARNING Electrocution Illuminates in the event of a fault To test the appliance, it must be connected to the power Yellow Illuminates in heating mode/flashes when output limit supply. reached Green Flashing: Appliance connected to power supply... -
Page 18: Maintenance
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. -
Page 19: Dhw Output
17.7 Energy consumption data Product datasheet: Conventional water heaters to regulation (EU) no. 812/2013 and 814/2013 DEL 18/21/24 Plus DEL 27 Plus 236739 236740 Manufacturer STIEBEL ELTRON STIEBEL ELTRON Load profile Energy efficiency class Energy conversion efficiency Annual power consumption Default temperature setting °C... -
Page 20: Data Table
INsTALLATIoN | guArANTEE | ENVIroNMENT AND rECYCLINg Specification 17.8 Data table DEL 18/21/24 Plus DEL 27 Plus 236739 236740 Electrical data Rated voltage Rated output 16.2/19/21.7 18/21/24 19.4/22.6/25.8 24.4 Rated current 27.6/29.5/33.3 29/31/35 30.1/32.2/36.3 37.1 Fuse protection 32/32/35 32/32/35 32/32/40 Frequency 50/60 50/60...
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