5.5 Wiring diagrams
Main wiring diagram
24
Ignition electrode
32
Heating circulating pump
44
Gas valve
49
Safety thermostat
63
Boiler control thermostat
72
Room thermostat (not supplied)
82
Detection electrode
83
Electronic controller
92
Fume thermostat
98
Switch
129
Reset button with indicator lamp
159
Test button
160
Auxiliary contact
Connections in broken lines to be carried out by the installer
A
18
EN
fig. 14 - Main wiring diagram
cod. 3541A171 - Rev. 01 - 03/2018
GASTER 56 N AW