2 3 Max dimensions and connections
(see chapter "Preparation for the condensate drain" on page 27)
2 4 Water circuit
UF
6
T
1
8
T/F
11
12
2
RR
510
120
108
IA
3
4
13
L
IG
14
H
7
T
10
5
P
9
MR
375
107
50
385
75
1 Exchanger
2 Modulating circulator
3 Fan
4 Air vent valve
5 Differential/minimum pressure switch
6 Flue gas temperature probe
7 Heating probe (delivery)
8 Heating probe (return)
9 Internal diverter valve (optional)
10 18L expansion tank (optional)
11 3 bar safety valve
12 Drain cock
13 Water/air separator
14 Safety thermostat
Fig. 4
ENGLISH
Fig. 3
41