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2 | DHX Trend & DHX Plus www.stiebel-eltron-usa.com
CONTENTS
QUICK START GUIDE
SPECIAL INFORMATION
OPERATION
1. General information ___________________________________________ 5
1.1 Safety instructions __________________________________________________ 5
1.2 Other symbols in this documentation __________________________ 5
1.3 Units of measurement _____________________________________________ 5
2. Safety ____________________________________________________________ 5
2.1 Intended use _________________________________________________________ 5
2.2 General safety instructions _______________________________________ 5
2.3 Test symbols _________________________________________________________ 6
2.4 Licenses / certificates ______________________________________________ 6
3. Register your product _________________________________________ 6
4. Water heater description ______________________________________ 7
5. Settings and displays __________________________________________ 7
5.1 DHX Trend user interface _________________________________________ 7
5.2 DHX Plus user interface ___________________________________________ 8
5.3 Using the display menus __________________________________________ 8
5.4 DHX Trend display __________________________________________________ 8
5.5 DHX Plus display ____________________________________________________ 9
5.6 Recommended settings __________________________________________12
6. Cleaning, care and maintenance ____________________________12
7. Troubleshooting _______________________________________________13
INSTALLATION
8. Safety ___________________________________________________________13
8.1 General safety instructions ______________________________________13
8.2 Instructions, standards and regulations ______________________13
9. Water heater description _____________________________________13
9.1 Standard delivery __________________________________________________13
10. Preparation ____________________________________________________14
10.1 Installation site _____________________________________________________14
10.2 Minimum clearances ______________________________________________14
11. Installation _____________________________________________________14
11.1 Standard wall-mounted installation ___________________________14
11.2 Water connections _________________________________________________15
11.3 Aerator installation at connected faucet ______________________16
11.4 Electrical connection ______________________________________________16
11.5 Electrical connection with short power cable _______________17
11.6 Wiring block ________________________________________________________17
12. Commissioning ________________________________________________ 17
12.1 Internal anti-scalding protection via jumper slot ___________17
12.2 Initial start-up ______________________________________________________17
12.3 Operation with preheated water _______________________________18
12.4 Recommissioning __________________________________________________18
13. Water heater shutdown ______________________________________18
14. Service information ___________________________________________19
15. Maintenance ___________________________________________________19
15.1 Draining the water heater _______________________________________19
15.2 Cleaning the filter screen ________________________________________19
16. Troubleshooting _______________________________________________20
17. Specification ___________________________________________________21
17.1 Dimensions and connections ____________________________________21
17.2 Wiring diagrams ___________________________________________________21
17.3 Hot water output ___________________________________________________22
17.4 Application areas/conversion table ____________________________22
17.5 Fault conditions ____________________________________________________22
17.6 Data table ___________________________________________________________23
18. Spare parts ____________________________________________________24
19. Warranty _______________________________________________________25
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