A
Adjusting the room temperature
.... 37
B
Boiler temperature sensor
............. 87
Brief scans
.................................. 65
Burner gauze assembly
................ 21
Burner installation
........................ 23
Burner removal
............................ 20
C
Checking the differential pressure
sensor
......................................... 92
Cleaning ag ent
............................ 23
Cleaning the c ombustion chamb er
. 23
Code
........................................... 40
Code 1
........................................ 40
Code 2
........................................ 43
Coding dur ing commission ing
....... 27
Comfort s ensor
............................ 88
Commissioning
............................. 7
Condensate drain
......................... 24
Cylinder temperature sensor
......... 87
D
Declaration o f c onformity
............ 127
Deleting codes
............................. 63
E
Extension kit for heating circuit with
mixer
........................................... 95
Extension
&
external .......................... 102, 103
&
internal ........................... 100, 101
External blocking
....................... 105
External demand
........................ 105
F
Fault history
................................. 74
Fault messages
..................... 74, 76
Filling function
........................... 105
Filling the system
.......................... 7
Finding faults
............................... 75
Flow limiter
.................................. 25
Flue gas temperature sensor
......... 90
Function descriptions
................... 96
Fuse
........................................... 94
G
Gas combinati on valve
................. 14
Gas supply p ressure
.................... 15
Gas type
...................................... 11
H
Heating curve
.............................. 35
Heating curve slope
..................... 36
Heating surfaces
.......................... 23
I
Ignition
........................................ 22
Ignition elec trodes
........................ 22
Ionisation curr ent
......................... 26
Ionisation el ectrode
...................... 22
L
Language selection
...................... 10
Level
........................................... 36
Level heating c urve
...................... 36
LON communication module
......... 33
LON system
................................. 33
LON user check
........................... 34
M
Manufacturer 's Declaration
......... 128
O
Operating mode changeover
....... 104
Outlet temper ature sensor
............ 88
Outside temperature sensor
.......... 85
Keyword index
129
Keyword index
5692 537 GB