Green Heating Technology
13
Dimensions and connections
50
45
L
TA
R
M
C
G
F
C
F
G
R
M G R
C F
2
1
3
4
M
190
210
130
192
77
400
300
727
9
10
9
70
70 65 65 65 65
70
70 65 65 65 65
120
SC
23÷43
23÷43
700
TA / L
SC
00319 00
Legend:
1
Flue outlet
2
Air intake for coaxial system
3
Air intake for split-pipe system
4 preset for an accessory not foreseen on
this model;
don't use as air intake!
M
System flow (¾”)
C
DHW outlet (½”)
G
Gas: connection on the boiler ¾”;
on the wall, using the optional
original fitting kit ½”
F
Fresh water inlet (½”)
R
System return (¾”)
TA/L
Indicative position for electrical
power supply and room
thermostat wirings
TA
Room thermostat wiring
L
Electrical power supply wiring
SC
Indicative position for the
condensate drain
front view -
hydraulic connections
on the wall
(with optional fitting kit)
see also page 16
upper view
front view -
hydraulic connections
on the boiler
left side view -
hydraulic connec
-
tions on the boiler
Pump capacity diagram
See also "Pump settings" on page 40.
0
1
2
3
4
5
6
0
200
400
1000
1200
600
800
1400
1600
00362
A 01
pr
essur
e (m H
2
O)
water flow (l/h)
mod. 25K
speed 3 - 2 of the pump
The graph is referred
to the capacity available
to the system.