Unical ALKON 50 kW - Boiler Water Circuit

12
Technical features and dimensions
MRG
1
2
3
4
5
6
7
8
12
9
10
11
13
14
15
ATTENTION!
THE PRE-FORMING FOR THE BOILER PUMP IS
ONLY FOR THE PUMP KIT SUPPLIED BY
UNICAL
00361320 - Kit of MODULATING PUMP, only for
ALKON 50
00361321 - Kit of CONSTANT FLOW RATE PUMP, only for
ALKON 50
2.4 - BOILER WATER CIRCUIT DIAGRAM
1 Gas valve
2 CH flow temperature sensor
3 CH return temperature sensor
4 Condensate drain siphon
5 Overheat thermostat
6 Heat exchanger
7 Burner
8 Air vent valve
9 Flue outlet / Air intake
10 Fan
11 Premix
12 Room sealed chamber
13 Replaceable pipe for insertion optional pump
(only for ALKON 50)
modulating pump only for ALKON 70
14 Safety valve 6 bar
15 Pressure switch against lack of water
M C.H flow
G Gas supply
R C.H. return