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Key
24
Ignition
electrode
32
Heating circulator (not supplied)
44
Gas
valve
44a
Gas valve (only vers. 153 -- 289)
49
Safety
thermostat
72
Room thermostat (not supplied)
82
Detection
electrode
83a
1st-stage electronic control unit
83b
2nd-stage electronic control unit
98
Switch
114
Water pressure switch
116
Gas pressure switch
129
Reset button with indicator lamp
159
Test
button
170
1st stage adjustment thermostat
171
2nd stage adjustment thermostat
Wiring laid out by the installer
46
Pegasus LN 2S
Cod. 3540G310 - 03/2007 (Rev. 02)
EN
fig. 21b
Main wiring diagram