2
Table of contents
Safety regulations
General regulations .................................................... 3
Intended use .............................................................. 3
Standards and regulations ......................................... 3
Product description
Functional description - THISION L PLUS ................. 4-5
Hydraulic circuit diagram ............................................ 6
Technical data / ERP data .......................................... 7
Dimensions ................................................................. 8-9
Delivery scope
Standard version / Accessories .................................. 10
Cascade ..................................................................... 11
Cascade exampless ................................................... 12-14
Cascade accessories ................................................. 15-17
Installation
Boiler transport ........................................................... 18
Disassembly of panelling ............................................ 18
Installation / Connections ........................................... 19
Hydraulics Circulation pumps ..................................... 20
Cascade wall mounted in line ..................................... 21
Cascade free-standing in line ..................................... 22
Cascade free-standing back-to-back .......................... 23
Connecting the boiler ................................................. 24
Cascade accessories ................................................. 25
Connecting 1 boiler .................................................... 26
Dimensions headers, low loss headers and bends .... 27
Dimensions low loss header ....................................... 28
Heating water quality .................................................. 29
System water additives .............................................. 30
DHW quality ............................................................... 31
Expansion vessel ....................................................... 31
Gas line ...................................................................... 32
Condensate connection .............................................. 33
Hot water supply ......................................................... 34
Air- / flue gas ducts
..................................................... 35-38
Collective flue gas outlet
............................................ 39-40
Electrical connection .................................................. 41-44
Multi function .............................................................. 45-47
Temperature sensors .................................................. 48
External controls ......................................................... 49
eBus2 controls ............................................................ 50
Wiring diagram ........................................................... 51-52
Boiler setting
Boiler setting ............................................................... 54
Operation
Description of display ................................................. 55
Description of display and keyboard .......................... 56
Structure of the User Menu ........................................ 57
Change the settings (expert level) .............................. 58
Parameter listing ........................................................ 59-74
Detail parameter description ....................................... 75
Function Thermoregulation......................................... 76
Time programs Heating .............................................. 77
Automatic summer / winter changeover ..................... 78
Commissioning
Change the language on the screen .......................... 79
Change the time and date .......................................... 80
Parameter adaption to the heating system ................. 81-82
Weather compensation............................................... 83
Inspection ................................................................... 84
Flue gas analysis ........................................................ 85-87
Full load (Step 1/3) ..................................................... 85
Low load (Step 2/3) .................................................... 86
Adjustment on the gas valve (Step 3/3) ..................... 87
Maintenance
Decommissioning and maintenance works ................ 88
Inspection and maintenance interval .......................... 88
Maintenance details ................................................... 89-93
Counter running hours ............................................... 93
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Inspection overview .................................................... 94
Maintenance overview ................................................ 95
Errors
Error codes and fault finding
...................................... 96-98
Reset a Fault code ..................................................... 99
View Error code History ............................................. 100
Disposal and recycling ............................................... 101
Appendix
Sensor resistance ...................................................... 102
Standard schemes ..................................................... 103-106
Declaration of conformity
................................................................................... 107
Version:
from sv 1.0
12-2019
