Hydraulic Diagram - Ferroli OPTIMAX HE 18 OV Instructions For Use, Installation And Maintenance

OPTIMAX HE 18 OV

4.3 Hydraulic diagram

16
278
193
154
Key
7 Gas inlet
10 CH flow
11 CH return
16 Premix fan assembly
44 Gas valve
154 Condensate outlet pipe
10
7
fig. 28
161 Heat exchanger
186 Return sensor
193 Siphon
278 Double sensor (Safety + Heating)
Cod. 3540M162 - 02/2008 (Rev. 00)
11
161
186
Drain off
valve
44
33