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Installation manual – System controller
3
INDEX OF CONTENTS
I Introduction ������������������������������������������������
p� 4
I.1 Recipients .........................................................................
p. 4
II Symbols and definitions ����������������������������
p� 4
II.1
Key to symbols ................................................................
p. 4
II.2
Terms and definitions ...................................................
p. 4
III Warnings �����������������������������������������������������
p� 4
III.1
General and safety warnings .....................................
p. 4
III.2 Conformity .......................................................................
p. 5
III.3 Equipment ........................................................................
p. 5
III.4
Exclusions of liability and warranty .........................
p. 5
1 General information and system diagrams
����������������������������������������������������������������������������
p� 6
2 Assembly and installation �������������������������
p� 9
2.1
CSK18 system controller enclosure .......................
p. 10
2.2
Siemens QAC34 ambient temperature probe
............................................................................................
p. 13
2.3
QAA55.110 basic room unit (optional) .................
p. 15
2.4
QAA75.611 Advanced Room Unit ..........................
p. 17
2.5
The K18 unit ...................................................................
p. 19
3 Electrical hookup ��������������������������������������
p� 20
3.1
Hooking up the room unit ........................................
p. 20
3.2
Temperature sensor connection ............................
p. 21
3.3
Water circulation pump connection .....................
p. 22
3.4
Mixer/diverter valve connection ............................
p. 23
3.5
Collegamento consensi esterni ..............................
p. 25
3.6
K18 unit connection to CSK18 enclosure ............
p. 26
3.7
Temperature probes connection to K18 unit .....
p. 27
3.8
Auxiliary boiler connection (if present) to the
K18 unit (only for K18 Simplygas models) ..........
p. 27
4 Commissioning �����������������������������������������
p� 28
4.1
Using the QAA75.611 advanced room unit's
interface ..........................................................................
p. 28
4.2
Commissioning procedure .......................................
p. 28
4.3
Functional tests ............................................................
p. 29
4.4
Setting the system to STAND-BY ............................
p. 31
5 Settings �����������������������������������������������������
p� 31
5.1
Optimising heating service ......................................
p. 31
5.2
Optimising DHW production ...................................
p. 34
5.3
Optimizing auxiliary boiler management ...........
p. 35
6 Errors ���������������������������������������������������������
p� 37
6.1
List of errors and troubleshooting instructions
............................................................................................
p. 37
6.2
Error log ...........................................................................
p. 39
7 Special operations and configurations
��������������������������������������������������������������������������
p� 39
7.1
Restoring factory settings .........................................
p. 39
7.2
Locking the room units ..............................................
p. 39
Appendix A: technical data ����������������������
p� 40