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To motherboard:
“Device extension”
S1
MAX level
(day store)
S2
Gravity shaft
level sensor
S4
Combustion chamber
excess pressure monitor
S6
Boiler release
(activation via menu)
Key switch
E
x
a
mp
le
c
o
n
n
e
c
tio
n
Fault pot.
Free contact
Stoker thermostat
Only for devices
without pellet valve
Stoker
Discharge screw
Fan
Ash screw
Heat exchanger drive
Suction unit
Ignition
230VAC power supply:
from the mains
plug of the motherboard
black
white
blue
Clos.
R
Opener
3
1
0
0
p
e
lle
t mo
d
u
le
brown
white
blue
+12V
