Installation and operating instruction
Oil burner WL20/1-C Z
11 Technical documentation
83307602 1/2019-04 La
64-84
11.2 Wiring diagram
For special version observe wiring diagram supplied.
T1 T2 S3 B4
X6
P
P
F7
F7
F2
P6
P11
B15
L PE N
S1
L PE N
X3:11
B5 T6 T7 T8
X7
B16
P
X4:1
M
M20
X5:1
S3
4
F1
P13
W-FM 10
K1
K3
5
1
4
6
11
3
12
13
X6
X7
X4:1
X3:
F7
W-FM 10
X5:1
B15
Temperature or pressure regulator
B16
Temperature or pressure regulator stage 2
F1
External fuse
F2
Temperature or pressure limiter
F7
Internal unit fuse (T6.3H, IEC 127-2/5)
M20
Air damper actuator
P11
Control lamp operation (optional)
P13
Control lamp operation stage 2 (optional)
P6
Control lamp lockout (optional)
S1
Operating switch
S3
Remote reset (optional)
1
Bus interface (optional)