Baxi Combi 130 HE Installation & Servicing Instructions Manual page 27

Diverter Valve
Gas Valve
Fan PCB
Fan
br
b
Pump
r
o
bk
bk
br
b
br
b
y
b
b
g
g
g
b
9.0 Electrical
9.2
br
b
+
S
-
Electrode
br
b
Sensing
b
Electrode
g/y
y
r
w
Main
PCB
gy
gy
Display PCB
br
w
Key To Wiring Colours
r
b - Blue
bk - Black
gr - Grey
w - White
br - Brown
Illustrated Wiring Diagram
L
Plug
P
N
Filter
Transformer
br
b
bk
bk
Fan Protection Thermostat
bk
bk
Return Thermistor
Flow Thermistor
b
b
r
r
Flow Switch
bk
bk
gy
Flow Switch DHW
Safety
gy
Thermostat
w
g/y
Condensate Trap
r - Red
g - Green
g/y- Green/Yellow
o - Orange
y - Yellow
N
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