Baxi Luna 3 Comfort Manual Para El Usuario Y El Instalador página 36

SEALED CHAMBER
11
10
9
8
7
6
5
4
23
3
2
1
heating domestic
inlet water outlet
Figure 20
Key:
1 Automatic by-pass
2 Water pressure switch
3 Three way valve
4 Gas valve
5 Expansion vessel
6 Ignition electrode
7 Central heating NTC sensor
8 Overheat safety thermostat
9 Flue-water exchanger
10 Flue hood
11 Fan
INSTRUCTIONS PERTAINING TO THE INSTALLER
1.240 Fi - 1.310 Fi
12
+
-
gas domestic heating
water inlet return
12 Positive pressure point
(for 1.310 Fi model the positive point must be closed)
13 Air pressure switch
14 Negative pressure point
15 Flame detector electrode
16 Burner
17 Burner injectors
18 Automatic air vent
19 Pump and air separator
20 Boiler drain point
21 Manometer
22 Pressure relief valve
23 Three way valve motor
36
1.310 Fi
13
14
15
16
17
18
19
20
21
22
0606_2701
7864174 - en