Beretta Power Plus Box 1002 P INT, Руководство по установке, Страница: 7 / 44

7
SYSTEM COMPONENTS
10
14
24
16 17
1
2
3
4
7
8
11
12
19
22
23
13
5
6
9
15
18
20
21
Figure 4
1
Frame
2
Control panel
3
Exchanger
4
Air inlet pipe
5
Fan
6
Return detection tap
7
Pump (or 2-way valve)
8
Unit Switch
9
Return probe
10
Exhaust flue probe
11
Water differential pressure switch
12
Gas valve
13
Ignition electrode
14
Automatic vent valve
15
Safety thermostat
16
Gas cock
17
Venturi tubes
18
Flow probe
19
Exhaust flue duct
20
Gas manifold
21
Water flow manifold
22
Condensate manifold
23
Water return manifold
24
Smoke-exhaust flue non-return valve