BaltGaz NEVALUX-8224 User Manual page 53

Electric circuit diagram of the boiler «NEVALUX-8224»
O
N
O
N
Cable color designation:
бел - white; г - blue; ж/з – yellow-green, кор - brown; кр - red; ор - orange; ч - black.
- ignition plug;
1
- ignition transformer;
2
- gas supply regulator;
3
- fan;
4
- 3 way valve's electric
5
motor;
- pump;
6
- air pressure switch;
7
- thermo relay 90 °С;
8
- gas supply regulator's
9
modulator coil;
- pressure sensor;
10
- DHW flow sensor;
11
- external temperature
12
sensor (option);
- room thermostat
13
(option)*;
-CH temperature sensor;
14
- DHW temperature
15
sensor;
- ionization plug;
16
- remote control
17
(option).
- jumper (selecting the
18
type of gas
- Computer connection
19
connector for the boiler's
operation diagnostics;
- ground socket;
20
- fuse (2 pc.for 2 А);
21
- zone control board
22
(option).
* In case of no room
thermostat 13 close the
contacts of the connector М10,
intended for its connecting.
** While adjusting the
boiler for liquefied gas close
by means of jumper 18 the
contacts ВС of the
connector СМ1, while
adjusting for natural gas
close the contacts AB with a
jumper.