Circuit Diagrams - Heatrae Sadia R 45 PLUS 3KW Installation, Operation And Maintenance Manual

3.3 Circuit Diagrams

H
N
W
L1
L2
L3
1
2
3
4
5
J5
6
7
8
9
10
Thermistor
s
Solenoid valve
Element
Thermal cutout
Potentiometer
(Temperature control)
Earth / ground
Figure 3: Circuit diagram
8
Upper level sensor
Lower level sensor
Potentiometer
Thermostat
Inlet Inlet
pipe work 1 pipe work 2
s
In Line Filter
Outer
case
L N
Terminal block