WIRING
The wiring scheme to be carried out by technician are:
- Power Supply Line
- Thermostats Line
- Eventual blocking lamp and/or hour-meter
ATTENTION:
- Do not invert neutral with phase.
- Ensure a good earth connection.
FOCUS PRO 3 - FOCUS PRO 6
Key
CO
Hour-meter
F
Fuse
FA
Anti-interference filter
FR
Photoresistance
IG
Main switch
LS
Safety lamp
MA
Control box
MB
Burner motor
PB
Burner connector
SC
Plug
TA-TC Boiler environment thermostat
TR
Ignition transformer
UK
TS
Safety thermostat
VE
Electromagnetic valve
28
1 2 2 2 3 4 5 6 7 8 9 10 11 12
MA
FA
M
MB
CO
TR
VE
PB
B4
S3
T2 T1
N
L1
SC
TS
H
Z
TC-TA
F
LS
IG
N
N N L
FR