22
L
N
E
BURNER
NEON
FAN
NEON
1
2
3
4
5
6
7
8
9
10
AUTOMATIC CONTROL UNIT
ELECTRODE
purple
grey
230V, 50 Hz
MAINS IN
SOCKET
FAN
SOCKET
green/
yellow
L
E
N
green/
yellow
brown
blue
PRESSURE
SWITCH
NC NO
C
EARTH STUD
green/
yellow
yellow
white
black
black
2A, 230V FUSE
yellow
sense
black
black
blue
blue
brown
green/
yellow
GAS VALVE
EV1
EV2
COM
NOISE
FILTER
blue
blue
EARTH
brown
brown
green
blue
Figure 17.
Burner Internal Wiring Diagram