Check Co Content And If Necessary Set (Air-Ratio Adjustment); Recycling And Disposal; Vaillant Service - Vaillant ecoTEC plus 612 Instructions For Installation And Servicing

9 Parts replacement

10 Recycling and disposal

11 Vaillant service

Appliance Device specific number
ecoTEC plus 612 0
ecoTEC plus 615 1
ecoTEC plus 618 2
ecoTEC plus 624 3
ecoTEC plus 630 4
ecoTEC plus 637 5
ecoTEC plus 824 6
ecoTEC plus 831 7
ecoTEC plus 837 8
ecoTEC pro 24 7
ecoTEC pro 28 0
Table 9.1 Device specific numbers
9.7 Check CO content and if necessary set (air-
2
ratio adjustment)
Fig. 9.7 Carrying out measurement of CO
air-ratio adjustment
Note
Checking/adjustment of this value is required
in the following instances: replacement of gas
valve, conversion to or from Natural Gas/LPG
or if incorrect combustion is suspected!
• Remove the front cover.
• Press the "+" and "-" keys simultaneously.
The "Full load mode" is activated.
• Wait at least 5 minutes until the appliance reaches its
operating temperature.
50
• Measure the CO
• If necessary, loosen the screw and fold the suction
• If necessary, set the corresponding flue gas value
• Fold back the suction pipe extension upwards.
• Check the CO
• If necessary, repeat setting.
• Press the "+" and "-" keys simultaneously.
1
• Fasten the suction pipe extension.
• Attach the front cover again.
Settings
CO
mode with appliance front
2
closed
CO
mode with appliance front
removed
Set for Wobbe-Index W
CO value with full load
Table 9.2 Factory gas settings
10 Recycling and disposal
Both the Vaillant ecoTEC and the associated transport
levels, preparing for
2
packaging consist primarily of recyclable raw materials.
The Vaillant ecoTEC and all accessories and packaging
must not be disposed of in the normal household rub-
bish. Make sure that the old unit and any existing acces-
sories and the transport packaging is handed over to a
proper disposal organisation.
11
To ensure regular servicing, it is strongly recommended
that arrangements are made for a Maintenance
Agreement. Please contact Vaillant Service Solutions
(0870 6060 777) for further details.
content on the flue gas measuring
2
nozzles (1).
pipe extension forwards by 90° (don't remove!).
(value with removed appliance front, see table 9.2) by
turning the screw (2).
-> Turn to the left: higher CO
-> Turn to the right: lower CO
Note
Only for natural gas:
Adjust only in increments of 1/8 turn and wait
approx. 1 minute after each adjustment until
the value stabilises.
Only for liquid gas:
Adjust only in very small increments (approx.
1/16 turn), and wait approx. 1 minute after each
adjustment until the value stabilises.
content again.
2
The "Full load mode" is turned off. The full load mode
is also turned of if no key is pressed for 15 minutes.
Natural gas (H)
Tolerance
after 5 min. full load
2
after 5 min. full load
2
0
Vaillant service
Instructions for installation and servicing ecoTEC / 839592_09
content,
2
content,
2
Propane Unit
Tolerance
9.2 1,0 10.2 0,5 Vol.–%
9.0 1,0 10.0 0,5 Vol.–%
15 22.5 kWh/m
< 250 < 250 ppm
3