Quick Start Manual

9.0 Electrical
30
© Baxi Heating UK Limited 2005
9.2 Illustrated Wiring Diagram
br
Pump
Diverter Valve
Gas Valve
Fan
Condensate Trap
DHW
Flow Switch
CH
Flow Switch
Flow
Thermistor
Return
Thermistor
Spark
Electrode
Flame
Detection
Electrode
Main
PCB
L
N
Filter
Plug
b
r
r
b
b
gy
gy
gy
gy
r
b
br
g
w
b
br
bk
Flow Overheat
Thermostat
Fan Overheat
Thermostat
bk
bk
bk
r
bk
w
w
op
g/y
br
b
b
br
Layout of PCB Pins
g/y
g/y
g/y
g/y
o
Key To Wiring Colours
b - Blue
bk - Black
gy - Grey
w - White
br - Brown
op - Opaque
r - Red
g - Green
g/y- Green/Yellow
o - Orange
y - Yellow