Electrical Connection Diagram - Ferroli PREXTHERM N Serie Instrucciones De Uso

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PREXTHERM N
Main wiring diagram
fi g. 6

Electrical connection diagram

fi g. 7
Key
32
Pump (not supplied)
49
Safety thermostat
72
Room thermostat (not supplied)
98
Switch
114
Water pressure Switch
160
Auxiliary contact
st
170
Boiler setting thermostat, 1
nd
171
Boiler setting thermostat, 2
189
Lockout indicator light (not supplied)
211
Burner connector
Note The dashed sections of wiring are the responsibility of the installer
stage
stage
9
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