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11. Switching on and off Switching off the system ........................................................................ 47
Switching off power generation by the fuel cell ................................... 47
Shutting down heat generation with frost protection monitoring
("Standby mode") ............................................................................. 47
Switching off heat generation without frost protection monitoring ...... 47
Interrupting the external power supply to the system ......................... 48
Switching on the system ........................................................................ 49
12. What to do if... Rooms are too cold ................................................................................ 50
Rooms are too hot ................................................................................. 50
There is no hot water ............................................................................. 51
The DHW is too hot ............................................................................... 51
No power generation ............................................................................. 51
"Fault" is displayed ............................................................................... 52
"Service" and ë are displayed ............................................................ 52
"Panel locked" is displayed .................................................................. 52
"External hook-up" is displayed .......................................................... 52
System characteristics during a mains fault .......................................... 52
13. Maintenance Cleaning ................................................................................................. 53
Inspection and maintenance .................................................................. 53
Appliance ............................................................................................ 53
DHW cylinder ...................................................................................... 53
Safety valve (DHW cylinder) ............................................................... 53
Potable water filter (if installed) .......................................................... 53
Damaged cables / lines ......................................................................... 53
14. Appendix Overview of "Main menu" ..................................................................... 54
Terminology ........................................................................................... 59
Standby mode .................................................................................... 59
Setback mode (reduced heating mode) ............................................. 59
System version ................................................................................... 59
Operating program ............................................................................. 59
Operating status ................................................................................. 59
Fuel cell .............................................................................................. 60
Self-consumption ................................................................................ 60
Energy manager ................................................................................. 60
Mixer extension kit .............................................................................. 61
Screed drying ..................................................................................... 61
Underfloor heating .............................................................................. 61
Gas condensing module ..................................................................... 62
Heating mode ..................................................................................... 62
Heating curve ..................................................................................... 62
Heating circuit ..................................................................................... 64
Heating circuit pump ........................................................................... 64
Low power radio ................................................................................. 64
Micro CHP unit ................................................................................... 65
Mixer ................................................................................................... 65
Night setback ...................................................................................... 65
Mains monitor (ENS) .......................................................................... 65
Economical operation ......................................................................... 65
Ecological operation ........................................................................... 65
Open flue operation ............................................................................ 65
Room sealed operation ...................................................................... 65
Room temperature .............................................................................. 66
Return temperature ............................................................................ 66
Safety valve ........................................................................................ 66
Set temperature .................................................................................. 66
Cylinder primary pump ....................................................................... 66
Index
Index
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