17
WIRING SCHEME
The wiring scheme to be carried out by technician are:
— Power Supply Line
— Thermostats Line
— Eventual blocking lamp and/or hour-meter
ATTENTION:
—
Do not invert neutral with phase.
—
Ensure a good earth connection.
—
Bridge 3-8 on base is found only on versions withouth preheater.
INDEX
CO
HOUR-METER
F
FUSE
FA
ANTI-INTERFERENCE FILTER
FR
PHOTORESISTANCE
IG
MAIN SWITCH
LS
SAFETY LAMP
MA
CONTROL BOX
MB
BURNER MOTOR
PB
BURNER CONNECTOR
PR
PREHEATER
SC
PLUG
TA-TC
BOILER ENVIRONMENT THERMOSTAT
TR
IGNITION TRANSFORMER
TS
SAFETY THERMOSTAT
Tm
MIN. PR THERMOSTAT
VE
ELECTROMAGNETIC VALVE
ECO 5N - 5RN - 5LN
1
2 2 3 4 5 6 7 8
101112
9
TR
M
MB
VE
FR
PR
Tm
2
FA
MA
TC-TA
TS
F
IG
B4
T2 T1 N
L1
S3
L
N
LS
N
N
CO
Z
H
PB
SC
1009DIS395