Keyword Index - Viessmann VITOCROSSAL 200 Service Instructions Manual

Keyword index

A
Air pressure switch
■ Combustion chamber pressure moni-
toring (LDW2).................................47
■ Fan pressure monitoring (LDW1)...46
B
Boiler door
■ Opening..........................................34
Burner
■ Cleaning.........................................40
Burner control unit
■ Display and programming unit........48
■ Flow chart.......................................65
Burner gauze assembly check...........39
C
CO2 content, checking.......................27
CO2 test
■ At the lower heating output.............28
■ At the upper heating output............27
■ Preparation.....................................27
Codes at the control unit, adjusting....75
Combustion chamber, cleaning.........34
Component overview.........................73
Condensate drain...............................38
Condensate drain system..................36
Connection diagram
■ Burner control unit..........................67
■ Mains filter unit...............................71
Conversion to
■ LPG P.............................................14
D
Diagnosis table..................................57
Display and programming unit
■ Configuration display......................51
■ Information display.........................51
■ Operating display......................48, 56
■ Service display...............................54
E
Expansion vessel...............................44
F
Fan
■ Fitting..............................................41
Fault code..........................................57
Fault memory.....................................56
Faults without fault display.................64
Final checks, implementing................43
Flow pressure check..........................21
G
Gas connections, checking for tight-
ness...................................................42
Gaskets and thermal insulation compo-
nents of the boiler door, checking......35
Gas restrictor.....................................92
Gas type check..................................10
H
Heating surfaces, cleaning.................34
Heating water side connections, check-
ing for tightness..................................36
I
Ignition electrodes, checking..............40
Internal system fault...........................64
Ionisation current display...................29
Ionisation electrode, checking............40
L
LPG settings on the burner control unit15
M
Mixer check........................................45
N
Natural gas settings on the burner con-
trol unit...............................................12
Neutralising system............................38
Keyword index
93