INSTALLATION
15
4.
INSTALLATION
4.1.
Hydraulic connections
ENP 20-160
ENP 180-2500
The boiler is intended for connection with a closed expansion vessel network. The boiler is
intended for maximum working temperature 90
o
C and maximum pressure 3 bars.
The expansion vessel must be connected on the return line. The discharge valve must be
connected through a pipe to the drainage.
If a connection pipe is not used, it must be sealed before water fill!
Legend
T1
Boiler outlet
T2
Boiler inlet
T3
Chimney connection
T5
Drainage valve
T6
Safety connection
Legend
T1
Boiler outlet
T2
Boiler inlet
T3
Chimney connection
T5
Drainage valve
