L N
IG
USCITA
230 VAC
Main switch (to be fitted by installer)
IG
SC
Boiler sensor
TA
Room thermostat
6.3 A delayed-action fuse
F1
CN1 Stelvio 5-pole connector for burner lead connection
M2
Lumberg connector for boiler sensor, pressure switch and micro flow switch connection
Removable terminal block for electrical panel power supply
M3
M5
Stelvio connector for system pump connection
M6
Terminal for earth connection
Removable terminal block for room thermostat
M7
TS
Safety thermostat
PI
Heating circuit circulator
Block burner
S3
SBR Wieland thorn 7 poles for burner
1
Boiler mode selection
0 - winter/summer mode selector
2
Heating potentiometer
3
4
Burner lock-out
Fauls
5
VIT R
PI
M5
3
5
4
2
1
M6
F1
N
TA
M3
L
N
LC
JP2
TS
1
2
C
1
2
6
3
4
5
7
CN1
M7
M2
JP2
JP1
J1
SC
JP1
- JP2=OFF
- JP1=OFF
SBR
Burner lead
2
2
POT3
B&P CP 11.01
ANOMALIE
BLOCCO
ON
4
fig. 7 b
1
24
3
POT2
5