8
Electrical installation
violet
black
orange
black
blue
black
green
black
red
black
red
grey
X20
8.6 Connection diagram for the layered storage tank
36
Storage tank
charging sensor (NTC)
Storage tank sensor (NTC)
Inlet sensor secondary heat exchanger (NTC)
Impeller sensor
Plug connection
brown
black
Burner
RT
off
24
Bus
X41
X100
X24
X25
X2
Shift load storage tank electronics
brown
black
Installation and maintenance instructions ecoTEC plus 0020134833_01
Storage tank charging pump
X11
X18
X1