2. 1 0.4 Wiring diagram "25/60 BF -30/60 BF"
KEY
F1
Fuse (F 1,6A)
TR
Transformer 230/24V
PI
C.H. pump
PB
D.H.W. pump
EV1 Gas valve coil
EV2 Gas valve coil
V
Fan
PF
Smoke pressure switch
TL
Limit stat 80 °C
M
Modulator
PA
Water pressure switch
C
Rotary switch
SM Heating sensor (blue)
SB
D.H.W. sensor
TA
Room stat
EAR Ignition/detection electrode
TRA Ignition transformer
TS
Safety stat 100°C
Note: The room stat or the chro-
nothermostat must be connected
to terminals 10-11 of the "TA" con-
nector after having removed the
bridge
CONNECTOR SPARE PART CODES:
J2 cod. 6278622
J3 cod. 6278621
J5 cod. 6278625
J6 cod. 6278620
J10 cod. 6278623
Fig. 20/a
83