19
INSTALLER
b
The choice of system components and the method of their installation are left up to the heating engineer installing
the system. Installers must use their expertise to ensure proper installation and functioning in compliance with all
applicable legislation.
b
Circuits filled with anti-freeze must be fitted with water disconnectors.
3
4
18
5
5
3
3
4
5
3
14
3
15
16
3
13
9
6
12
3
3
4
5
3
3
2
3
17
8
11
6
7
3
10
15
3
3
3
3
2
17
1
r
RTS 2S
0
30
60
90
1
-
Boiler
2
-
Central heating manifolds
3
-
Disconnect valves
4
-
Pumps
5
-
Non-r
etur
n valves
6
-
Automatic vent valve
7
-
Boiler safety valve
8
-
Boiler drain cock
9
-
Storage cylinder safety valve
10
-
System filling cock
11
-
CH expansion vessel
12
-
Remote storage cylinder (
r
7200)
13
-
Storage cylinder drain cock
14
-
DHW expansion vessel
15
-
Softener filter
16
-
Pr
essur
e r
educer
17
-
Drain
18
-
Anti-condensate
pump
SCHEMA
TIC
DIAGRAM - 1 - CENTRAL
HEA
TING
AND DOMESTIC
HOT
W
ATER PRODUCTION
HEA
TING
F
LOW
HEA
TING
RETURN
DHW USER
POINTS
INLET
