Hydraulic Diagram - Ferroli OPTIMAX 25 OV Instructions For Use, Installation And Maintenance

4.3 Hydraulic diagram

16
34
49
Key
7 Gas inlet
10 CH fl ow
11 CH return
16 Premix fan assembly
34 Flow temperature sensor
44 Gas valve
32
154 7
fi g. 21
49 Safety thermostat
154 Condensate outlet pipe
161 Heat exchanger
186 Return sensor
201 Fan Venturi
Optimax 25 OV
10 11
201
161
186
44