K4
Changes in models reserved.
Dimensions not binding!
Installation
Boiler Electrical Equipment Wiring Diagram (Extra-Low Voltage)
Servicing
35
2
Panel with LCD screen
3
Fan
4
Pump
7
External sensor
8
Room instrument OPENTHERM
9
Room thermostat
10
Exchanger thermal fuse
11
Flue gas sensor
12
Safety thermostat
13
Return water sensor
14
Heating water sensor
15
DHW sensor
16
Water pressure sensor
17
Water flow sensor
18
Gas valve
22
Upper storage tank sensor
28
Connector for connecting the boiler - 8 poles
29
Internal bonding connector - 6 poles
30
Internal bonding connector - 2 poles
Fig. №. 21
Boiler electrical equipment wiring diagram (extra-low voltage)
bk
black
bu
blue
bn
brown
rd
red
wh
white
vt
purple
og
orange
ye
yellow
gn
green
gnye
green-yellow
42