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Astra P-7 USER MANUAL
• Circuit Diagram
The electrical circuit diagram of the stove is presented below in Fig. 2. The denomination of elements is as follows:
T1 – Room temperature sensor; T2 – Smoke temperature sensor; B1– Electrical (250 W) igniter; M1 – Fan 1- smoke exhaust fan;
M2 – Fan 2- room ventilator; M3 – Auger gear motor; SK1– Pellet hopper safety thermostat; SK2 – Differential pressure sensor;
F1 – Air flow sensor.
6.3mm
0.5-1.5mm²
4.8mm
0.5-1.5mm²
F1
LCD
ø4mm
0.5-1.5mm²
User interface
T1
T2
t°C
t°C
ø5mm
0.5-1.5mm²
13
15
14
GND F03 F01/02 +VIO
GND I02
CN4
T03
Green
12
White
0.5-1.5mm²
White
Green
6.3mm
0.5-1.5mm²
Braun
Service socket
ø4mm
4-6mm²
17
18
16
T02
T01
CN8
CN10
PE
+
-
Fuse: T 4A
Mainboard
Battery
CN1
CN7
CN5
L
O02
O01
N
L
8
N
9
10
CN9
O04
O03
11
1
2
3
I01
4
7
5
L
6A
L
PE N
S1
1
Black
N
Red
N1
Blue
L1
2
3
4
L1
N1
7
5
8
B1
1
9
M1
M2
2
7
P
6
3
1
SK1
M3
1
Fig. 2 Circuit diagram of the stove.
2
2
SK2
P
3
2
1