Baxi EcoBlue System 12 - Electrical Diagram

18 EcoBlue System 7219708 - 01 (04/15)
3 Technical Specifications
3.4 Electrical Diagram
Link
b
g/y
y
br
Mains Input Cable
N
E
L
X20 X21 X30
X42X41X40
X60
X23X22
X50
X10
X11
X12 X13 X14
X1 X2
Boiler
Controls
Heating
Return
Sensor
Heating
Flow
Sensor
Igniter
Spark
Ignition
Electrode
Flame
Sensing
Electrode
Gas
Valve
Fan
Safety
Thermostat
b
br
br
b
g/y
b
g/y
bk
g
br
b
b
b
g/y
g/y
br
b
bk
g
r
b
b
r
br
b
b
br
g
bk
Hydraulic
Pressure
Switch
Pump
w
r
bk
br
bk
p
y
bk
r
g
M2
Low Voltage
External Control
Connection
1
2
3
4
5
1
2
6
7
8
9
10
M1
Mains Voltage
Connection
bk
/R
/P
++
R
1
2345
b
br
g/y
Timer Connector
Timer Bridge
Flue
Sensor
b
b
g
g
br
b
g/y
b
br
b
br
Key To Wiring Colours
b - Blue
bk - Black
br - Brown
w - White
gr - Grey
r - Red
g - Green
g/y - Green/Yellow
y - Yellow
p - Purple