7 Start-up
24
Installation and maintenance instructions ecoTEC plus 0020134823_07
Set values
Unit
Natural
gas H
CO
₂
after 5 minutes in full load
mode with front casing closed
Vol.
–
%
9.0
±
1.0
CO
₂
after 5 minutes in full load
mode with front casing removed
Vol.
–
%
8.8
±
1.0
Set for Wobbe index W
s
kWh/m
³
15.0
O
₂
after 5 minutes in full load
mode with front casing closed
Vol.
–
%
4.89
±
1.80
CO content
ppm
≤
250
CO/CO
2
content
0.0028
Condition
: The CO
₂
content must be adjusted
1
1
806/5-5
1006/5-5
1206/5-5
Caution.
Risk of poisoning due to an incorrectly
installed gas valve assembly.
If the gas flow pressure is outside the per-
missible ranges in the table, this may lead to
personal injury and material damage.
▶
Check the integrity of all gas pipes.
▶
Check the flue system for tightness.
▶
Check the gas flow pressure.
▶
Check the gas flow rate.
▶
Break through the sealing sticker.
▶
Set the CO
₂
content (value with front casing removed)
by turning the screw
(1)
.
Note
Turn to the left: Higher CO
₂
content
Turn to the right: Lower CO
₂
content
▶
Only carry out the adjustment in increments of 1/8 turn
and wait approximately 1 minute after each adjustment
until the value stabilises.
Note
On the VU GB 1006/5-5 and the VU GB
1206/5-5, after changing the direction of
rotation, the CO
₂
content only changes
after approx. 1 turn of the adjusting screw
(overcoming the adjustment hysteresis).
The adjusting screw must protrude only
slightly from the casing.
▶
Select (
Cancel
) once the adjustments have been made.
▶
If an adjustment is not possible in the specified adjust-
ment range, you must not start up the product.
▶
If this is the case, inform Vaillant Customer Service.
▶
Install the front casing. (
→
Page 10)
7.15
Checking leak-tightness
▶
Check the gas pipe, the heating circuit and the hot water
circuit for leak-tightness.
▶
Check that the flue system has been installed correctly.
7.15.1 Checking the heating mode
1.
Make sure that there is a heat requirement.
2.
Call up the
Live Monitor
.
–
Menu
→
Live Monitor
◁
If the product is working correctly, the display shows
S.04
.
7.15.2 Checking the hot water generation
Danger!
Risk of death from legionella.
Legionella multiply at temperatures below
60 °C.
▶
Ensure that the end user is familiar with
all of the Anti-legionella measures in order
to comply with the applicable regulations
regarding legionella prevention.
Condition
: Cylinder connected
▶
Make sure that the cylinder thermostat is requesting
heat.
1.
Call up the
Live Monitor
.
–
Menu
→
Live Monitor
◁
If the cylinder is charged correctly, the display
shows
S.24
.
2.
If you have connected a controller which can be used to
set the hot water temperature, set the hot water temper-
ature on the boiler to the maximum possible temperat-
ure.
Summary of Contents for ecoTEC plus 1006 VU GB 1006/5-5
Page 59: ......
