110 Installation and maintenance instructions 0020308118_05
Operating concept ............................................................... 38
Overheating protection ........................................................ 19
Overrun time, setting ........................................................... 49
P
Post-heating ........................................................................ 53
Pre-charge pressure for the internal expansion vessel,
checking .............................................................................. 57
Preparing, maintenance work.............................................. 54
Pressure level...................................................................... 51
Product
Draining ......................................................................... 58
Switching off .................................................................. 68
Product dimensions............................................................. 20
Pump head .......................................................................... 61
Purging ................................................................................ 43
R
Regulations ........................................................................... 7
Repair
Completing..................................................................... 67
Preparing ....................................................................... 60
Repair work, preparing ........................................................ 54
Replacing the display .......................................................... 64
Replacing the fan ................................................................ 62
Replacing the internal expansion vessel ............................. 64
Replacing the PCB.............................................................. 64
Reset button ........................................................................ 59
S
Safety devices ..................................................................... 19
Scale ................................................................................... 23
Scale deposition .................................................................. 23
Serial number ...................................................................... 17
Service messages............................................................... 59
Setting parameters.............................................................. 48
Setting the domestic hot water temperature........................ 53
Setting the heat curve ......................................................... 52
Setting the maintenance interval ........................................ 54
Setting the max. heat input.................................................. 49
Sitherm Pro™ technology ................................................... 17
Spare parts.......................................................................... 60
Standby ............................................................................... 68
Standby mode
Deactivate...................................................................... 41
Starting the installation assistant......................................... 42
Status codes...................................................................... 79
Calling up....................................................................... 39
Exiting ............................................................................ 39
Switching off ........................................................................ 68
T
Technical data ....................................................................... 9
Telephone number, competent person ............................... 42
Time .................................................................................... 41
Treating the heating water................................................... 40
U
UKCA mark ......................................................................... 16
Unit connection piece .......................................................... 27
W
Weight ................................................................................. 21
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