Riello RTC 2300-80 - Page 28

28
INSTALLATION
Single Boiler Piping Schematic Type B
RTC 5500-80
15
6
3
3
3
11
3
3
3
3
14
13
16
16 1617
10
9
7
5
3
5
4
3
3
4
3
18
15
10
12
3
3
3
8
19
1
2
LT (*)
CENTRAL
HEATING
RETURN
CENTRAL
HEATING
SUPPLY
MAKE-UP
WATER
FLOW
LT RETURN
WATER
INLET
1 Boiler
2 Burner
3 Isolation valves
4 Central heating system pump
5 Non-return valves
6 Automatic vent valve
7 Boiler safety valve
8 Boiler drain valve
9 Y strainer
10 Pressure reducer
11 Expansion tank
12 Water softener lter
13 Siphon
14 Condensate outlet
15 Drain
16 Isolation valve
17 Non-return valve
18 Air separator
19 Pressure gauge
(*) LT Low Temperature