Wiring Diagram M90F.24Sr, M90F.28Sr - Biasi GARDA M90F.24S Service Manual

Diagrams
3.2

Wiring diagram M90F.24SR, M90F.28SR

Wiring diagram for boiler equiped with full sequence ignition device type: ceza
supply terminal
m
1
c
gr n
m --- brown
c --- blue
n --- black
6
Fan
Electrical
block
L N
M
~
m g/v c g/v c n
g/v
g/v
g/v
n n
c
m
c
c
b
v
J11
COM
c
t
c
CH temperature Primary
probe NTC pressure switch
b --- white
r --- red
gr--- grey
Air pressure
Safety
switch thermostat
COM
gr
gr
NO
b
n
g/v
g/v
g/v
c
n
gr
b
b n
r
n
n
n
NO
a --- orange
g --- yellow
g/v --- yellow/green
v --- green
Flame detection ignition
electrode electrodes
gr
Modulating gas valve
n
gr
n
b
n
g/v
g/v m c
n
b
M
~
Pump
r
v
Time switch