4
SAFETY INFORMATION
General Information ............................................................ 5
Important Safety Precautions ............................................. 7
Transportation & Storage (At Warehouse) ....................... 9
Water Quality ....................................................................... 9
INSTALLING THE WATER HEATER
Location and Specifics ....................................................... 10
1. Connecting the Battery ................................................. 13
2. Connecting the Water Supply ...................................... 14
2.1. Typical Installation .................................................... 14
2.2. Recirculation ............................................................ 16
3. Electrical connection ..................................................... 18
4. Filling the Water Heater ............................................... 21
5. Connectivity ................................................................... 22
OPERATING THE WATER HEATER
Safety Precautions ............................................................. 24
General Principle of Operation ........................................ 24
Software Updates .............................................................. 26
Touchscreen........................................................................ 27
Setting the Water Temperature ....................................... 30
Heating Modes .................................................................... 31
Temporary Functions ......................................................... 32
Parameter Settings ............................................................ 35
Occasional Refill of the Tank ............................................ 39
Essency App ....................................................................... 39
CARE AND CLEANING
Draining the Water Heater .............................................. 40
Flushing the Water Heater ................................................ 41
Cleaning the Water Heater .............................................. 42
Routine Inspection ............................................................. 42
TROUBLESHOOTING & SERVICE
Service Parts ....................................................................... 46
Service Log ........................................................................ 47
Wiring Diagram .................................................................. 48
Warranty ............................................................................. 49
Notes ................................................................................... 50
Tips for Water Conservation .............................................. 51
If You Need Help ................................................................ 51
TABLE OF CONTENTS