Fer FERtech 25 OV - Hydraulic Diagram

33
FERtech 25 OV
Cod. 3540U431 - 11/2009 (Rev. 00)
4.3 Hydraulic diagram
fig. 28
Key
7 Gas inlet
10 CH flow
11 CH return
16 Premix fan assembly
44 Gas valve
154 Condensate outlet pipe
161 Heat exchanger
186 Return sensor
193 Siphon
278 Double sensor (Safety + Heating)
10
7
186
161
278
154
16
11
193
44
Drain off
valve