Riello 20118250, Installation And Maintenance Manual

Page: 26 / 64

26
INSTALLATION
Automatic shut-off device (not supplied)
N L R HD E
br b y/g
gr bl o
MO4 MO5
RE
DAI
C C
NC NC
N 2 1 3 Ph
2 1 N 3 Ph
N HD E N
⏚
⏚
⏚
RE Timer relay (not supplied)
MO4 Terminal strip
MO5 Terminal strip
X6 6 pin burner connector (female)
XP6 6 pin burner connector (male)
DAI Automatic shut-off device (not supplied as a
standard and valid only if required). The coil of the
automatic shut-off device (ASD) and the relay (RE)
must be chosen for a power supply of 230Vac.
The relay (RE) delays the closure of the fuel shut-off valve
(DAI), to prevent a void in the line section between the pump
and the valve.
2.13 Electrical connections
The INSIEME EVOe 32 B/110 LN boiler is fully cabled in the factory.
The only connections required for its installation are those of
the mains power supply, room thermostat and other optional
system components.
Proceed as follows to access the control panel terminals:
− open the control panel door and remove the fixing screw
(2);
− remove the front panel (1) and lift it by pulling it towards
yourself;
1
2
− remove the fixing screw (3) from the top of the control
panel;
3