Modulating
PRA
RF
+
2N0
-
3P
1
2
3
4
5
6
7
8
9 1 0 1 1 1 2
CF
CT
L1
N B5 T6 T7 T8
N
Key
MB Burner motor
TR Ignition transformer
VG Gas valve
PG Gas pressure switch
PRA Air pressure switch
AVM Equipment for modulating
valve (optional)
SQ Probe (optional)
58
TR
15 14 13 12 11
10
9 8
N
LS
N
2
3
1 2
1
1
2
3
PG
VG
Cod. 35447686 - 04/2008 (Rev. 00)
13N0
1L1 3L2 5L3
SL
7 6 5 4 3 2 1
L N L3 L2 L1
14N0
2L1 4T2 6T3
M
MB
3
3
- 400V
L
N
L1
L2
L3
fig. 15
CF Flame control
R Relay
LS Safety lamp
MS Air shutter servomotor
SL Remote control switch
RF Flame detection
CT Seal test
SUN M50 - M70
AVM
Scollegare
A1
A2
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
N
8 7 6 5 4 3 2 1 N
MS
13N0
A1
1L1 3L2 5L3
SL
14N0
2L1 4T2 6T3
A2
M
MB
3
D 3
- 230V
SQ
13
14
L
N
5
8
NA
NA
9
12
C
C
1
4
NC
NC
R
il
FASTON
GB