Vaillant ecoFIT pure Installation And Maintenance Instructions

Inspection and maintenance 11
0020230533_01 ecoFIT pure Installation and maintenance instructions 25
▶ Compare the measured value with the corresponding
value in the table.
Setting the CO₂ value
Great Britain
Removed front cas-
ing/installed front
casing
Natural gas
G20
CO₂ at full
load
9.2 ±0.2 %
Set for
Wobbe
index W₀
14.09 kW⋅h/m³
O₂ at full
load
4.5 ±1.8 vol. %
CO at full
load
≤ 250 ppm
CO/CO₂
≤ 0.0027
▽ If the setting is not in the specified adjustment range,
you must not start up the product.
▶ Inform Customer Service.
▶ Check whether the air-quality requirements with regard
to carbon monoxide are fulfilled.
▶ Fit the front panel.
11.6 Removing the gas-air mixture unit
Note
The gas-air mixture unit consists of three main
components:
– Ventilator
– Gas valve,
– Burner cover
1. Switch off the product via the main switch.
2. Close the gas isolator cock.
3. Remove the front casing. (→ Page 9)
C
A
B
1
D
2
4. Remove the screw (1).
5. Push the clip upwards.
6. Remove the flue gas pipe (2).
3
4
5
A
B
7. Remove the air intake pipe (3).
8. Remove the plugs from the gas valve (4) and from the
fan (5).
A
C
D
B
6
9. Remove the gas-air mixture unit (6).

Vaillant ecoFIT pure Specifications

General

Fuel Type	Natural Gas
Dimensions (H x W x D)	700 x 390 x 295 mm
ErP Rating	A
Mounting	Wall-mounted
Modulation	1:5
Type	Combination Boiler
Warranty	2 Years
Efficiency Rating	94%