Enertech Bentone STG 146, Installation And Maintenance Instruction, Page: 9 / 32

ELECTRIC EQUIPMENT
GAS BURNER CONTROL: LGB21/LMG21/LME11/LME21
WIRING DIAGRAM
COMPONENT LIST
A1
Gas burner control
A2 Twin thermostat
B1 Ionization electrode
F1 Fuse
H1 Alarm, 230 V
M1 Burner motor
S3 Main switch
S8 Air pressure switch
S9 Gas pressure switch
T1 Ignition transformer
X1 Plug-in contact, burner
X2 Plug-in contact, boiler
Y1 Gas solenoid valve
If there is no plug-in contact (X2) on
the boiler, connect to the contact
enclosed. In case the twin thermostat
is in series on incoming phase L1,
a loop between the terminals T1 and
T2 is necessary.
172 425 16 08-02 Mains connection in accordance with local regulations.