Index - Vaillant ecoTEC plus VU 446/5-5 (H-GB) Installation And Maintenance Instructions Manual

Index

Index
A
Additional relay.................................................................... 24
Air ratio setting .................................................................... 27
Air separation system, filter ................................................. 40
Air/flue pipe ......................................................................... 18
Air/flue pipe, installed ............................................................ 5
Appliance config. ................................................................. 21
Article number ....................................................................... 8
B
Basic diagram........................................................................ 4
Burner anti-cycling time....................................................... 29
Burner anti-cycling time, remaining ..................................... 30
C
Calling up diagnostics codes............................................... 29
Carrying out inspection work ............................................... 36
Carrying out maintenance work........................................... 36
CE marking............................................................................ 8
Check programmes ............................................................. 25
Checking the burner ............................................................ 38
Checking the CO₂ content ................................................... 27
Checking the components................................................... 37
Checking the pre-charge pressure of the expansion
vessel .................................................................................. 40
Cleaning the components.................................................... 37
Cleaning the condensate siphon ......................................... 39
Clearance ............................................................................ 10
Combustion air supply........................................................... 5
Comfort protection mode..................................................... 31
Compact thermal module ................................................ 6, 37
Competent person................................................................. 3
Competent person telephone number................................. 24
Completing cleaning work ................................................... 40
Completing inspection work .......................................... 40–41
Completing maintenance work ............................................ 41
Completing repair work ....................................................... 36
Condensate discharge pipe................................................. 18
Condensate siphon ............................................................. 23
Connection dimensions ......................................................... 9
Control ................................................................................. 20
Corrosion............................................................................... 5
Corrugated gas pipe.............................................................. 6
D
Data plate .............................................................................. 7
Disposal, packaging ............................................................ 41
Disposing of the packaging ................................................. 41
Documents ............................................................................ 7
Draining the product ............................................................ 40
E
Electricity ............................................................................... 4
Electronics self-test ............................................................. 37
Expansion relief valve ......................................................... 18
F
Factory settings for the parameters..................................... 32
Fault code............................................................................ 31
Fault memory ...................................................................... 32
Filling the heating installation .............................................. 23
Flow temperature, maximum............................................... 31
Flue gas route ....................................................................... 4
Flue system ......................................................................... 19
From the delivery point to the installation site ....................... 9
64
Front casing, closed .............................................................. 5
Frost ...................................................................................... 5
Function menu..................................................................... 37
G
Gas connection ................................................................... 16
Gas setting .......................................................................... 25
Gas type .............................................................................. 15
H
Handing over to the end user .............................................. 31
Heat exchanger ................................................................... 38
Heating flow......................................................................... 17
Heating return...................................................................... 17
I
If you smell flue gas............................................................... 4
If you smell gas ................................................................. 3–4
Installation assistant ............................................................ 24
Installation clearances......................................................... 10
Installation site................................................................... 4–5
Installer level ....................................................................... 21
Installing the compact thermal module................................ 38
Installing the front casing..................................................... 11
Intended use.......................................................................... 3
L
Language ............................................................................ 24
Leak detection spray ............................................................. 6
Leak-tightness ..................................................................... 28
Liquid gas ........................................................................ 4, 15
Live Monitor......................................................................... 21
M
Maintenance interval ........................................................... 31
Maximum heating output ............................................... 24, 29
Minimum clearances ........................................................... 10
Mounting the product........................................................... 10
Multi-functional module ....................................................... 24
O
Open-flued operation............................................................. 5
Operating concept ............................................................... 21
P
Performing diagnostics........................................................ 32
Permanently decommissioning ........................................... 41
Power supply....................................................................... 20
Preparing the cleaning work................................................ 37
Preparing the inspection work ............................................. 37
Preparing the repair work .................................................... 32
Product dimensions............................................................... 9
Pump mode ......................................................................... 30
Pump overrun...................................................................... 30
Purging the heating installation ........................................... 24
Q
Qualification........................................................................... 3
R
Regulations ........................................................................... 6
Replacing components........................................................ 32
Replacing the burner ........................................................... 32
Replacing the fan ................................................................ 32
Replacing the gas valve assembly ...................................... 32
Replacing the heat exchanger............................................. 34
Replacing the main PCB ..................................................... 36
Replacing the PCB for the user interface ............................ 36
Replacing the pressure sensor............................................ 35
Replacing the pump ............................................................ 35
Replacing the Venturi .......................................................... 32
Installation and maintenance instructions ecoTEC plus 0020261389_02