
31
Alpha Pro Tec Plus 50, 70, 90, 115 - Routine Servicing
Fig. 6.4 Pro Tec Plus 50
1
PCB
2
Gas valve
3
Injector
4
Venturi housing
5
Fan
6
System flow NTC
7
Overheat thermostat
8
Flame detection electrode
9
Manifold cover
10
Combustion chamber front cover
11
Ignition unit
12
Ignition electrode
13
Flue sensor
14
Automatic air vent
15
Test points (air A) - (flue F)
16
Flue hood manifold
17
Manual air vent
18
Condensing heat exchanger
19
Heat exchanger thermal fuse
20
Overheat thermostat (manual reset)
21
Burner
22
Air intake pipe
23
System return NTC
24
Primary flow sensor
25
Automatic air vent
26
Pump
27
Condensate trap
28
Flow manifold
29
Safety valve 4 bar
30
Gas cock
31
Tundish
Front
Left side
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
F
A
16
17
18
19
21
20
22
23
24
25
26
27
28
29
30
31
Содержание Pro Tec Plus 115
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