Ferroli TEMPRA 30 Installation, Service And User Instructions Manual page 6

2.02 Boiler main components
5
28
49
22
20
21
34
10 14
ON
°C
98 63
K e y
Room sealed compartment
5
Gas inlet
7
Central heating fl ow
1 0
Central heating return
1 1
Safety valve
1 4
Fan
1 6
Combustion chamber
1 9
Burner assembly
2 0
Main injector
2 1
Burner
2 2
Combustion chamber insulation
2 6
Copper heat exchanger
2 7
Flue collector from heat exchanger
2 8
Internal fl ue exit
2 9
Central heating pump
3 2
Central heating fl ow temperature sensor
3 4
6
TEMPRA 30
29 187 43
82 81
84 7 85 44 11
bar
3
2 4
1 5
0 6
145 62
Fig. 2
2.03 Boiler water fl ow diagram
29-187
16
16
5
49
27
50
222
19
26
82
56
20
36
32
34
14
10
3 6
4 3
4 4
4 9
5 0
5 6
6 2
6 3
8 1
8 2
8 4
8 5
9 8
1 4 5
1 8 7
- +
7 11
Automatic air vent valve
Air pressure switch
Gas valve
Safety overheat thermostat
Central heating fl ow limit thermostat
Expansion vessel
Time clock (option)
Central heating temperature adjustment
Ignition electrode
Sensor electrode
Primary gas valve solenoid
Secondary gas valve solenoid
On/Off/Reset switch
Central heating pressure gauge
Flue restrictor
43
50
56
81
44
32
Fig. 3