System Drawings - Adisa ADI CD 70 Technical Manual Of Installation, Use And Maintenance

ADI CD boiler - Technical Manual

17.7.6 System drawings

1 Boiler
2 Water collector or water manifold
3 D.H.W. buffer vessel
6 Plate heat exchanger
10 Boiler circulation pump
11 Mesh filter
12 Closed expansion vessel
13 Non-return valve
14 Automatic air venting
15 Mixing valve
16 Valves to clean D.H.W. PHE secondary circuit
17 Overpressure safety valve
18 Non-vibrations mounts
19 Adjusting water flow valve
20 Water meter
23 Water treatment

System drawing of several boilers: heating and D.H.W.
LEGEND CONTROL LINES
MASTER BOILER CONTROL
SLAVES BOILERS CONTROL
CASCADE COMMUNICATION BUS
11
11
30 Controller
Thermostat
31
Temperature sensor
32
Pressure switch
33
34 Manometer
36 Thermometer
37 Filter to separate sludge, oxides
A
Flow to heating circuit
B Return from heating circuit
C Cold feed
D Drain
E Flow to D.H.W. circuit
F Return from D.H.W. circuit
58