Vaillant ECOTEC PLUS VU 80 Installation And Maintenance Instructions Manual page 72

Index
Index
A
Accessories............................................................................. 27, 42
Adjusting the air ratio ............................................................... 46
Auxiliary relay............................................................................... 37
B
Burner ............................................................... 48, 49, 52, 56, 63
Burner anti-cycling time ..................................................... 41, 68
C
CE label ............................................................................................ 3
Checking
Burner ...................................................................................... 52
CO2 content ............................................................................ 46
Connection pressure ............................................................. 32
Flue gas recirculation ............................................................ 31
Function of the boiler ........................................................... 38
Gas ratio setting ..................................................................... 31
Heating mode ......................................................................... 38
Leak-tightness ........................................................................ 38
Leak-tightness of flue gas system ...................................... 31
Scope of delivery .................................................................... 12
Check programmes ............................................................... 37, 61
Circulation pump......................................................................... 27
Cleaning
Cleaning the integral condensation heat exchanger .... 52
Condensate siphon ................................................................ 53
Condensate drain pipework...................................................... 20
Condensate siphon ................................................. 20, 31, 48, 53
Connecting
Condensate drain pipework ................................................ 20
Controllers ............................................................................... 26
Gas line ..................................................................................... 17
Heating flow ............................................................................. 19
Heating return ......................................................................... 19
Connection wiring diagram ...................................................... 28
D
Decommissioning ........................................................................ 66
Diagnostics codes ................................................................ 57, 58
Diagnostics level 1 ....................................................................... 57
Diagnostics level 2 ...................................................................... 58
Disposal
Boiler ........................................................................................ 66
Packaging ................................................................................. 12
Draining
Boiler ........................................................................................ 49
Heating installation ............................................................... 49
72
E
Expansion relief valve ................................................................. 10
F
Fan .................................................................................... 49, 60, 63
Fault codes ................................................................................... 59
Fault memory ............................................................................... 59
Filling
Condensate siphon ................................................................. 31
Heating installation ............................................................... 29
Fitting
Controllers ............................................................................... 26
Flue gas installation ................................................................... 22
Flue pipe ............................................................. 6, 22, 36, 48, 55
Front casing .................................................................................. 24
Frost protection ........................................................................... 56
Function menu ............................................................................. 49
G
Gas-air mixture unit ................................................................... 50
Gas flow pressure ....................................................................... 32
Gas line ........................................................................................... 17
H
Heat exchanger
Replacing ................................................................................. 64
Heating flow .................................................................................. 19
Heating return .............................................................................. 19
Heating water .............................................................................. 29
Preparation ............................................................................... 8
I
Installation site ........................................................................ 8, 15
Installer level ................................................................................ 33
Installing
Flue pipe .................................................................................. 22
Side section ............................................................................ 62
Intended use ................................................................................... 5
Ionisation electrode ................................................................... 52
L
Language ...................................................................................... 36
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