Baxi Neta-tec Combi GA Range Technical Manual page 28

Megaflo 2 System GA
M2
Low Voltage
External Control
Connection
Terminal
Strip
Pump
28
© Baxi Heating UK Ltd 2012
Fan
Safety
Thermostat
b
w
br
X22
br
bk
X20
b g
bk
br bk
X31
b
X23
X3
bk
br
X10
g/y
b
b
br
X13
b
br
X11
bk
g/y
gr
X12
g/y
g/y
16.0 Internal Wiring (cont.)
Gas
Valve
Flue Sensor
b b
bk
r
g
b b
w
b r
g br
b
b
X37 X36
X22
w
b
To M2
br
Connection
X1
X2
g/y
Spark
Ignition
Electrode
g/y
Hydraulic
Pressure
Heating
Switch
Return
Sensor
r
X20 X24
br
X31
bk
bk
Flame
Sensing
Electrode
Heating
Flow
Sensor