37
UK
2
FA
LI
N
N
N
L
FR
VE
MB
M
TR
MPE
9
32
31
12
11
10
8
7
6
5
4
3
2
2
1
S3
H
C
Ima
L1
N
T1
T2
B4
IG
F
TS
LR
TC
ECO 22
230V - 50/60 Hz
MPE
ECO 30
230V - 50/60 Hz
WIRING DIAGRAM
The wiring scheme to be carried out by technician are:
— Power Supply Line
— Thermostats Line
— Eventual blocking lamp and/or hour-meter
WARNING:
- Do not invert the neutral with the phase.
- Make the connection to an effi cient earthing system.
KEY
IG
Main switch
F
Fuse
FA
Anti-interference filter
FCA Auxiliary circuit fuse
TS
Safety thermostat
TC
Boiler thermostat
Ima
ON/OFF switch
LI
ON/OFF switch lamp
LR
Lock-out lamp (if any)
CH
Counter (if any)
FR
Photoresistor
TR
Ignition transformer
MB
Burner motor
MPE Control box terminal board
VE
Solenoid valve