Vaillant ecoFIT pure Installation And Maintenance Instructions

Appendix
0020230533_01 ecoFIT pure Installation and maintenance instructions 35
D Connection diagram: Pure boiler
X2
X14
L
N
19
10
20
16
2
4
11
13
14
18
7
17
8
X51
X51
X20
16
1
9
3
15
4
5
10
11
6
13
X51
X20
X40 X51
X30
X2
X21
X41
X22
X14
L
N
–
+
24V=
RT BUS
Burner
off
RT
230Vac
X1
FUS
X106
X32
X90
X12
X35
RT 230Vac
N
L
X1
X21
4
1
3
2
eBUS
RT 24V
Burner off
X106
1
3
4
1
3
1
2
3
M
5
4
2
1
2
1
2
1
N
L
L
24V
230V~
24V
230V~
2
6
7
9
8
1
3
4
5
11
10
1 Main PCB
2 Interface PCB
3 Temperature sensor in the heating flow
4 Temperature sensor in the heating return
5 Fan
6 Gas valve
7 Pressure sensor
8 External ignition device
9 Heating pump
10 Ionisation and ignition electrode
11 Main power supply

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%