33
OPTIMAX HE 31 C
4.2 General view and main components
fig. 32
10 8 44 7 39
9 136
37
11
145
32
36
14
161
22
5
201
21
191
29
16
82
188
19
196
194
95
278
246
154
186
56
5
Room sealed compartment
7
Gas inlet
8
DHW
outlet
9
Cold main inlet
10
CH
flow
11
CH
return
14
Heating safety valve
16
Premix fan assembly
19
Combustion-compartment
21
Main
injector
22
Main
burner
29
Internal flue collar
32
Heating
pump
36
Automatic air vent
37
Cold water inlet filter
39
Cold water flow limiter
44
Gas
valve
56
Expansion
vessel
82
Ionisation
electrode
95
Motorised Diverting valve
136
Flow
meter
145
C.h. pressure gauge
154
Condensate outlet pipe
161
Heat
exchanger
186
Return temperature sensor
188
Spark
Electrode
191
Flue temperature sensor
194
Domestic plate Heat exchanger
196
Condensate
collector
201
Fan
Venturi
246
System pressure sensor
278
Double sensor ( Heating
flow)