Wolf COB-2 Operation Instructions Manual page 4

Table of contents
7.2.12 HG20: Max. cylinder heating time .............................................................................................................. 61
7.2.13 HG21: Minimum boiler temperature BTmin ................................................................................................ 61
7.2.14 HG22: Maximum boiler temperature BTmax .............................................................................................. 62
7.2.15 HG23: Maximum DHW temperature .......................................................................................................... 62
7.2.16 HG25: Excess boiler water temperature during cylinder heating ............................................................... 62
7.2.17 HG28: Burner operating mode ................................................................................................................... 62
7.2.18 HG33: Burner hysteresis runtime ............................................................................................................... 62
7.2.19 HG34: eBus feed ........................................................................................................................................ 62
7.2.20 HG39: Soft start time .................................................................................................................................. 63
7.2.21 HG40: System configuration ...................................................................................................................... 63
7.2.22 HG42: Header hysteresis ........................................................................................................................... 63
7.2.23 HG46: Excess boiler water temperature, header ....................................................................................... 63
7.2.24 HG47/49: CO
2
7.2.25 HG56: Input E3 .......................................................................................................................................... 63
7.2.26 HG57: Input E4 .......................................................................................................................................... 63
7.2.27 HG58: Output A3 ........................................................................................................................................ 63
7.2.28 HG59: Output A4 ........................................................................................................................................ 63
7.2.29 HG60: Minimum burner hysteresis ............................................................................................................. 63
7.2.30 HG61: DHW control ................................................................................................................................... 64
8 Fault ........................................................................................................................................... 65
8.1 Symbols in fault and warning messages .................................................................................................... 65
8.2 Displaying the message history ................................................................................................................. 65
8.3 Dealing with fault and warning messages .................................................................................................. 65
8.4 Fault codes ................................................................................................................................................. 65
8.4.1 Fault messages .......................................................................................................................................... 65
8.4.2 Warning messages ..................................................................................................................................... 68
9 Decommissioning ..................................................................................................................... 69
9.1 Taking the heat generator out of service temporarily ................................................................................. 69
9.2 Putting the heat generator back into service .............................................................................................. 69
9.3 Taking the heat generator out of service in an emergency ........................................................................ 69
9.4 Taking the heat generator out of service permanently ............................................................................... 69
10 Recycling and disposal ............................................................................................................ 71
11 Specifications ........................................................................................................................... 72
11.1 COB-2 oil condensing boiler ...................................................................................................................... 72
11.2 TS stratification cylinder ............................................................................................................................. 73
11.3 Cascade ..................................................................................................................................................... 73
11.4 Dimensions and connections ..................................................................................................................... 74
11.4.1 Dimensions ................................................................................................................................................ 74
11.4.2 Connections ............................................................................................................................................... 75
11.5 NTC sensor resistances ............................................................................................................................. 76
11.6 Hot water-side pressure drop ..................................................................................................................... 77
12 Appendix ................................................................................................................................... 79
12.1 Commissioning report ................................................................................................................................ 79
12.2 Wiring diagram ........................................................................................................................................... 80
12.3 HG40: System configuration ...................................................................................................................... 82
12.3.1 System configuration 01 ............................................................................................................................. 83
12.3.2 System configuration 02 ............................................................................................................................. 83
12.3.3 System configuration 11 ............................................................................................................................. 83
12.3.4 System configuration 12 ............................................................................................................................. 85
12.3.5 System configuration 51 ............................................................................................................................. 86
12.3.6 System configuration 52 ............................................................................................................................. 86
12.3.7 System configuration 60 ............................................................................................................................. 87
12.4 Product data - energy consumption .......................................................................................................... 88
12.4.1 Product datasheet to EU Regulation No. 811/2013 ................................................................................... 88
12.4.2 Technical parameters to EU Regulation No. 813/2013 .............................................................................. 93
12.5 Declaration of Conformity ........................................................................................................................... 94
04 | WOLF GmbH
setting ................................................................................................................................. 63
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