Vaillant ecoTEC plus VUI Series, Installation And Maintenance Instructions Manual

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70
Installation and maintenance instructions 0020308121_04
Diagnostics code Values
Unit Increment, select, explanation
Setting
Min. Max. Factory Current
D.145
Deactivate detection: Air/flue pipe
blocked
Current value Diagnostics code for deactivating the
check of the flue gas blockage.
Only use this diagnostics code if the
product displays fault code
F.035
during the initial start-up.
After the air/flue pipe has been
checked and any blockage has been
removed, the check of the flue gas
blockage must be deactivated via
D.145 .
D.146
Enable control electrode replacement
No , Yes
D.147
Replace control electrode
No
New electrode
( New electrode can only be selec-
ted if D.146 is enabled)
D.156
Enable gas conversion
Enable gas conversion; gas type
selected
D.157
Gas type selection
0: Not selected
1: Natural gas
2: Propane 30/37 mbar
3: Special gas FR
4: Special gas GB
5: Special gas IT
6: Propane 50 mbar
7: Ls gas
Only the selection for the product in
question is shown here.
Product-
dependent
D.158
Gas-air ratio setting
0 -5 0: Standard value
-1: Weakening 1
-2: Weakening 2
-3: Weakening 3
-4: Weakening 4
-5: Weakening 5
For natural gas operation only.
0
D.159
Switching procedure anti-cycl. time
Deactivated , Activated
Switching procedure anti-cycling time
between domestic hot water and
heating mode.
Activated
D.160
Target water pressure value
1.0 2.0 bar 0.1
Product-dependent 1.5
D.161
Service date
Current value Current date
+ one year
D.162
Weather-compensated control system
0: Deactivated
1: Activated
Only applies if an outdoor temperat-
ure sensor is installed but there is no
room temperature control.
Product-dependent
1
D.163
Function of int. accessory relay 2
1: Circulation pump
11: Automatic filling device
On products with an automatic filling
device, the factory setting is 11.
Product-
dependent
D.164
Flue installation with single-flue config-
uration
-5 5 To compensate for the pressure
losses through the air/flue pipe, a
setting is required in the installation
assistant (country-specific) or the
diagnostics code
D.164 .
0