Diagrams; Wiring Diagram - Biasi M96.24SM/B Service Manual

3

Diagrams

3.1

Wiring diagram

Wiring diagram for boiler equiped with full sequence ignition device type: Bertelli & Partners FM30
External controls Electric supply
terminal block terminal block
3 2 1
bu
gy
rd
Electronic
control p.c.b.
rd
rd
t
bk
D.h.w. temperature D.h.w. flow
probe NTC switch
bn = brown
bu = blue
bk = black
wh = white
rd = red
gy = grey
gn = green
ye = yellow
vt = violet
og = orange
gnye = green/yellow
4
Flue Safety
thermostat thermostat
bu
br
bk
bu
bn
wh rd bk
bu bk bu
Primary circuit C.h. temperature
flow switch
Fan Air pressure
M
~
br
NC
br
bu
gnye
gnye
bn
bu
bk bu
bn bn
bk
bu bu
bn
t
M
~
probe NTC
Three way
diverter valve
Ignition Flame detection
switch electrodes
bn
bu
NO
bk
COM
bn
bu
bu
bn
bk
bu
bn
Full sequence
ignition device
gnye
gnye
M
~
Pump
rd
bk
wh
gn
electrode
Condensate
trap
bk
rd
bk
gy
bk
bu
bn
gnye
Modulating
gas valve
Time switch