20
ECO 3 - 3R - 3RL / ECO 5 - 5R / ECO 7 - 7R
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
SAFETY LAMP
LS
MA CONTROL BOX
MB BURNER MOTOR
PB BURNER CONNECTOR
PR PREHEATER
SC PLUG
TA-TC BOILER ENVIRONMENT THERMOSTAT
IGNITION TRANSFORMER
TR
SAFETY THERMOSTAT
TS
Tm MIN. PR THERMOSTAT
VE ELECTROMAGNETIC VALVE
ECO 10
INDEX
F
FUSE
FA ANTI-INTERFERENCE FILTER
FR
PHOTORESISTANCE
MAIN SWITCH
IG
MA CONTROL BOX
MB BURNER MOTOR
TC
BOILER THERMOSTAT
TR
IGNITION TRANSFORMER
SAFETY THERMOSTAT
TS
VE ELECTROMAGNETIC VALVE
WIRING SCHEME
1
2
2 2 3 4 5 6 7 8
MA
FA
M
MB
VE
B4
S3
T2 T1 N
H
CO
Z
TC-TA
LS
N
N
9
101112
Tm
PR
FR
TR
PB
L1
SC
TS
F
IG
N
L