
Installation and operating instruction
Oil burner WL40Z-A 1LN
83298902 2/2019-05 La
3-112
7.1.1 Connect measuring devices ............................................................................ 36
7.1.2 Set minimum oil pressure switch (optional) ................................................. 37
7.1.3 Setting values ...................................................................................................... 38
7.2.1 Burner without variable speed drive .............................................................. 40
7.2.2 Burner with variable speed drive (optional) ................................................. 46
7.3 Set air pressure switch (optional) .......................................................................... 54
7.4 Concluding work ........................................................................................................ 55
7.5 Check combustion ..................................................................................................... 56
7.6 Subsequent optimisation of operating points ..................................................... 57
9.1 Notes on servicing ..................................................................................................... 59
9.2 Service plan ................................................................................................................. 61
9.3 Hinge open the burner .............................................................................................. 62
9.4 Replace nozzle ............................................................................................................ 63
9.5 Removing and refitting nozzle shut off .................................................................. 64
9.6 Set ignition electrodes .............................................................................................. 65
9.7 Removing the mixing head ....................................................................................... 66
9.8 Set mixing head .......................................................................................................... 67
9.9 Service position .......................................................................................................... 68
9.10 Removing and refitting oil pump .......................................................................... 69
9.11 Removing and refitting fan wheel ........................................................................ 70
9.12 Remove burner motor ............................................................................................. 70
9.13 Removing and refitting oil pump filter ................................................................. 71
9.14 Removing and refitting air damper actuator ...................................................... 72
9.15 Removing and refitting angle drive ...................................................................... 73
9.16 Replacing the combustion manager ................................................................... 74
9.17 Replacing the fuse .................................................................................................. 77
10.1.1 Display off .......................................................................................................... 78
10.1.2 Display OFF ...................................................................................................... 78
10.1.3 Display flashes ................................................................................................. 79
10.1.4 Detailed fault codes ........................................................................................ 80
10.2 Rectifying faults ........................................................................................................ 81
10.3 Operating problems ................................................................................................ 85
11.1 Program sequence .................................................................................................. 86
11.2 Conversion table unit of pressure ........................................................................ 87
12.1 Oil supply .................................................................................................................. 88
12.2 Additional requirements ......................................................................................... 90