Installation and operating instruction
Gas condensing unit WTC-GB 15-B Compact and WTC-GB 25-B Compact
16 Key word index
83309302 1/2018-05 La
192-196
EnEV Product Characteristics ......................................... 28
Environmental characteristics .......................................... 31
Error .................................................................................... 141
eSTB .............................................................................. 13, 14
Ethernet socket ................................................................ 164
Exchanging the unit ......................................................... 131
Expansion vessel............................................... 12, 25, 165
Expansion vessel fill valve ................................................. 12
Expert level ........................................................................... 64
Extension module............................................................. 166
External fuse......................................................................... 22
External sensor ......................................... 81, 96, 150, 151
External temperature .................................... 58, 65, 70, 81
Externally powered anode.................................... 144, 145
F
Fabrication number............................................................. 11
Factory setting ..................................... 100, 156, 159, 161
Fan.......................................................................................... 13
Fan capacity ......................................................................... 68
Fan speed ............................................................................. 24
Fault .................................................................................... 142
Fault code.......................................................................... 131
Fault memory........................................................................ 73
Faults .................................................................................. 131
Favourites ............................................................................. 57
Fill and top up water quantity........................................... 34
Fill water quantity ........................................................ 34, 36
Flame stabilisation .............................................................. 18
Floe sensor........................................................................... 13
Flow rate ................................................................................. 8
Flow sensor .......................................................................... 14
Flow setpoint temperature ........... 61, 65, 66, 70, 72, 79
Flow setpoint temperature ............................................... 84
Flow temperature ................................................. 58, 66, 79
Flow temperature control ............................................... 150
Flow temperature heating circuit..................................... 58
Flow temperature increase ....................................... 14, 15
Flue gas connection ........................................................... 12
Flue gas mass flow rate..................................................... 28
Flue gas measurement............................................. 89, 115
Flue gas pipe length................................................. 76, 117
Flue gas sensor ........................................................... 13, 14
Flue gas system........................................................... 12, 45
Flue gas temperature ................................................. 28, 66
Flue gas test point .............................................................. 45
Foot screw adjustment range .......................................... 33
Forced partial load.............................................................. 18
Forced partial load capacity ............................................. 74
Forward reporting of faults ............................................ 154
Forward reporting of operation..................................... 154
Frost protection ................................................................... 80
Fuel......................................................................................... 22
Function specific heating .................................................. 82
Funnel siphon............................................................... 20, 21
Fuse ....................................................................................... 13
Fusing .................................................................................... 22
G
Gas Appliance Category................................................... 22
Gas characteristics ............................................................ 40
Gas combi valve................................................ 13, 68, 141
Gas connection pressure.............................. 40, 104, 114
Gas flow pressure .................................................... 40, 114
Gas meter.......................................................................... 118
Gas pressure switch .................................................. 68, 98
Gas quantity ......................................................................... 76
Gas safety valve ........................................................ 40, 154
Gas supply ........................................................................... 40
Gas temperature .............................................................. 118
Gas throughput ................................................................ 118
Gas valve .............................................................................. 40
Gradient .................................... 14, 15, 61, 150, 151, 160
Guarantee............................................................................... 6
H
Heat capacity....................................................................... 67
Heat exchanger ......................................................... 12, 124
Heating characteristic.................................... 61, 150, 151
Heating circuit ...................................................... 79, 97, 99
Heating circuit function ..................................................... 97
Heating circuit pump.................................................. 61, 71
Heating circuit type ............................ 112, 113, 159, 160
Heating curve......................................... 61, 150, 151, 160
Heating pause ..................................................................... 60
Heating program ....................................................... 60, 161
Heating water ...................................................................... 34
Heat-up optimisation.......................................................... 80
Holiday................................................................................... 61
Humidity ................................................................................ 22
Humming noise................................................................. 141
Hydraulic connection ......................................................... 39
Hydraulic version................................... 96, 112, 146, 148
I
Ignition ........................................................................... 18, 76
Ignition electrode ...................................................... 13, 123
Ignition electrode distance ............................................ 123
Ignition speed ...................................................................... 18
Ignition unit ........................................................................... 13
Immersion coil...................................................................... 68
Inertia ..................................................................................... 75
Inflow device ................................................................ 20, 21
Info.......................................................................................... 58
Inhibitors................................................................................ 37
Inlet pressure .................................................................... 165
Input H1 ........................................................................ 98, 99
Input measurement ............................................................. 87
Input N1 ................................................................................ 98
Inputs ........................................................................... 98, 154
inspection card................................................................. 121
Inspection flange...................................... 20, 21, 127, 145
Inspection opening ...................................... 119, 127, 145
Installation............................................................................. 32
Installation elevation ........................................................ 165
Installation location ............................................................. 32
Installation room .................................................................... 8
Intake attenuator.................................................................. 12
Intake sound attenuator..................................................... 12
Integral part .......................................................................... 81