Wiring Diagram Advance Plus 25S Erp - Advance Plus 30S Erp - Biasi Advance Plus 25C ERP Service Manual

3 .2 Wiring diagram Advance Plus 25S ERP - Advance Plus 30S ERP

bu
bn
bu
bn
bu
bn
Fuse 2AF 250VAC
rd
bu
gnye
bu
bn
Remote
External temp.
probe
terminal block
N
Electric supply
terminal block
L
Room thermostat
3
Frostat
2
terminal block
1
bn = brown
bu = blue
bk = black
wh = white
rd = red
gy = grey
Figure 3 .2
Gas valve
1
3
bu
Pump
bn
bu
gnye
4
5x20
bk
bk
rd
rd
bu
gnye
bn
ye
bk
wh
gn = green
ye = yellow
vt = violet
og = orange
gnye = green/yellow
rdwh = red/white
DIAGRAMS
Fan
Ignition
electrodes
bn M
gnye
~
bu
wh
gy
bu
Time switch (option)
rd
bu wh
rd
bk
Flame detection
electrode
3
wh
bu
4
bu
rd
rd
t
bk
bk
bu
bu
bk
bk
bu
t
bu
bk
bk
ye
1
2
Flue temp.
probe NTC
Flue
thermal fuse
wh
Safety
thermal fuse
Primary circuit
pressure switch
C.h. temperature
probe NTC
flow
Safety
thermostat
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