Ferroli ATLAS D 32 CONDENS SI UNIT Instructions For Use, Installation & Maintenance page 50

5.5 Wiring diagram
32 Heating circulating pump
38 Flow switch
72 Room thermostat (optional)
95 Diverter valve
138 External probe (optional)
139 Remote Timer Control (optional)
246 Pressure transducer
278 Double sensor (Safety + Heating)
TR Ignition transformer
PR Preheater
FR Photoresistance
MB Burner motor
VE Electromagnetic valve
ATLAS D 32 CONDENS SI UNIT
fig. 43 - Wiring diagram
cod. 3541G830 - Rev. 03 - 04/2018