11
ENGLISH
Technical Features
KEY
N°
C.E. S.E. Description
1
db
SS Domestic hot water temper-
ature sensor (N.U.)
2
FLS Flow switch with cold water
filter
(N.U.)
3
VG Gas valve
4
Fd
E.
ACC
/RIL
Ignition/detection electrode
5
Burner
6
Combustion chamber
7
AF
TF
Flue gas anti-overflow ther
-
mostat
8
Expansion vessel
9
FR
HT
Heat exchanger
10
HL
TL Safety thermostat
11
Hb
SR Heating temperature sensor
12
Ht
P
Pump
13
Lp
DK Water deficiency pressure
switch
14
Boiler drain valve
15
Filling valve
16
Diverter valve
17
Plate heat exchanger
20
Safety valve
21
Automatic by-pass
25
Vent valve
40
Manual vent valve
41
DHW sensor
42
DHW Expansion vessel
43
Water tank
An
Anode
C
Domestic hot water
outlet
G ½
G
Gas inlet
G ¾
F
Cold water inlet
G ½
M
Heating system flow
G ¾
R
Heating system return G ¾
Rc
Filling valve
Sb
Drain water tank
Sc
Boiler drain (N.U.)
Svs
Safety valve drain
Svsb
Tank safety valve drain
C.E.
= ERROR CODES see
par. 4.6
S.E. = WIRING DIAGRAM
KEY see par. 4.5
(n.U)
Component not used
Содержание !DEA AC 23
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