Baxi Solo 3 30 PF Installation And Servicing Instructions page 29

Gas Valve
or
g/y
Spark Electrode
w
Thermostat Sensor
L
230V
Pump
External S/L
Main Gas Valve
Controls
L Pilot Gas Valve
br
w
Schematic
bk
Wiring
PCB
Diagram
y
or
or/bk
or/bk
r/b
y/bk
y/r
w
Fan
br
b
br
gy
bk
b
b
r
y
y
N
r
b N
or b
N
Fan
b N
Pressure Switch
gy
y
Thermostat Sensor
or Overheat
Thermostat
Control
Potentiometer
& Switch
Spark Electrode
5.0 Installation
5.17 Electrical Connections
Pressure
Switch
w
g
Control
Potentiometer
or/bk
& Switch
y/r
y/bk
r/b
NOTE: The method of connection to the
electricity supply must facilitate complete
electrical isolation of the appliance.
Connection may be made via a fused double
pole isolator with a contact separation of at
least 3mm ( 1 /
appliance and system controls only. All cables
should be routed to avoid hot surfaces.
WARNING - T
4 core input cable for connection to the appliance
must be not less than 0.75mm
PVC grade to IEC 227 code 53 (heat resisting).
External controls and the appliance MUST be
supplied via the same isolator.
NOTE: Polarity of the appliance MUST be
correct otherwise the appliance will not
operate correctly.
bk
w
gy
or
or
Overheat
Thermostat
Key
br - brown b - blue
r - red w - white
bk - black or - orange
gy - grey y - yellow
g - green
g/y - green & yellow
or/bk - orange & black
r/b - red & blue
y/bk - yellow & black
y/r - yellow & red
in) in all poles and serving the
8
HIS APPLIANCE MUST BE EARTHED
2 (24 x 0.2mm)
.
29