16
KEY
LLine
N Neutral
IG Main switch
TA Room stat
SM Heating flow sensor (blue)
F1 Fuse (T1,6A)
F2 Fuse (F50 mA)
A FM 11 programmer
EA Ignition electrode (orange)
ER Sensing electrode (white)
EV1 Gas valve coil
EV2 Gas valve coil
TS 100°C safety stat
R Equipment lock out reset button
TL 85°C limit stat
M Modulator
P Circulation pump
TF Smoke stat
PA Water pressure switch
LS Insuff. water pressure warning lamp
FA EMC filter
KEY
L Line
N Neutral
IG Main switch
E/I Summer/ Winter switch
TA Room stat
SS D.H.W. sensor (red)
SM Heating flow sensor (blue)
F1 Fuse (T1,6A)
F2 Fuse (F50 mA)
VG Gas valve
TS 100°C safety stat
TI Interrupted thermocouple
TL 85°C limit stat
M Modulator
VP Pressure switch valve
P Circulation pump
TF Smoke stat
PA Water pressure switch
LS Insuff. water pressure warning lamp
NOTE: The room stat must be connected to the terminals 40-41 of the
three-pole terminal strip after removing the link.
NOTE: The room stat must be connected to the terminals 40-41 of the
three-pole terminal strip after removing the link.
2.12.2 “MURELLE 20R CE IONO” wiring diagram
2.12.3 “MURELLE 20 CE” wiring diagram
Fig. 19
Fig. 20
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