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FL LOW NOX 24 MCA
5. TECHNICAL DATA AND CHARACTERISTICS
Table. 3 - Key of figures cap. 5
7 Gas inlet
8 DHW outlet
9 Cold water inlet
10 System delivery
11 System return
14 Safety valve
19 Combustion chamber
22 Burner
27 Copper exchanger for heating and hot water
32 Heating circulating pump
36 Automatic air vent
37 Cold water inlet filter
38 Flow switch
39 Water flow limiter
42 DHW temperature sensor
5.1 General view and main components
126
56
78
278
81
22
194
42
95
290
10
44
8
fig. 13 - General view FL LOW NOX 24 MCA
44 Gas valve
56 Expansion tank
72 Room thermostat (not supplied)
74 System filling cock
78 Anti-backflow device
81 Ignition and detection electrode
95 Diverter valve
114 Water pressure switch
126 Fume thermostat
138 External probe (not supplied)
139 Remote Timer Control (optional)
194 DHW water exchanger
241 Automatic bypass
278 Double sensor (Safety + Heating)
290 Antiwind grille (optional)
7
9
38
11
74
39
37
cod. 3541D130 - Rev. 01 - 03/2018
5.2 Water circuit
278
95
241
42
27
10
278
19
14
36
114
32
95
241
42
10
22
114
194
38
8
9
11
fig. 14 - Heating circuit
22
114
194
38
8
9
11
fig. 15 - DHW circuit
EN
56
36
14
32
74
56
36
14
32
74
17
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