Electrical - Potterton Promax 12 SL Installation And Service Instructions Manual

Earths not shown to aid
clarity of diagram
PCB
gy
gy
CH
325 Vdc
Flow
DC Fan
Switch
Key To Wiring Colours
b - Blue
bk - Black
w - White
br - Brown
gy - Grey
© Baxi Heating UK Ltd 2007
w g br
b
r
r
r
g/y
Flow
Thermistor
r - Red
g - Green
g/y- Green/Yellow
op - Opaque
y - Yellow

11.0 Electrical

11.1 Schematic Wiring Diagram
br
b y
Flow
Electrical
Overheat
Filter
g/y Thermostat
g/y
br
g/y
b
bk
Optional
L N
Pump
Feed
Fan
Overheat
Thermostat
op
g/y
bk
r
w
bk
Gas
Valve
w
Flame
Spark
Detection
bk
Electrode
Electrode
g/y
Condensate
Trap
35