Unical KONf 200, Installation And Maintenance Instructions Manual

Page: 33 / 56

33
Installation instructions
ENGLISH
The boiler is equipped with a power cable, boiler
installation requires electric al connection to the
mains power supply. This connection must be
made up to standard, as required the regulations
in force.
Remember that a bipolar switch must be installed
on the boiler power line with over 3 mm between
contacts, easy to access, making maintenance
quick and safe.
ATTENTION!
Comply with the PHASE and NEUTRAL po-
larity since flame detection is Phase Sensi -
tive.
The power cable must be replaced by technical
personnel authorised, using original spare parts
only. Failure to comply with the above can jeop -
ardise the safety of the appliance.
- (Y2 - 9 and terminal board M2)
after removing the jumper.
(*) Optional
W
H
R
TA
ON-OFF
+24V
B
K
G
Y4
1
2
3
4
1
2
3
1
2
3
4
5
6
Y3
Y2
12
11
10
98
76
5
43
21
0
1
2
3
4
5
6
7 8
9
Jp2
9
8
1
0
1
1
1
2
1
3
1
4
2
1
3
4
5
6
7
ON/OFF room
thermostat connection (*)
Electric power supply connection
Danger!
Only a qualified technician may perform the
electrical installation.
Before performing connections or any type of
operation on electrical parts, always discon-
nect electrical power and make sure that it
cannot be reconnected accidentally.
ATTENTION:
The 230 V cables
must run far apart from
24V cables.