Fig. 13/a
“25-30 BF” models
KEY
F Fuse (1.6 AT)
TRA Ignition transformer
PI System pump
VFan
EAR Ignition/detection electrode
EV1-2 Gas valve coil
PF Smoke thermostat
M Modulator
SM1/SM2 Heating sensor
FLM D.H.W. flow meter
VD Deviator valve
PA
Water pressure valve
TA Environment thermostat
SE External sensor (optional)
S.AUX Auxiliary sensor
EXP Expansion card remote control (optional)
NOTE: Connect TA to the clamps 5-6 after having
removed the bridge.
CONNECTOR SPARE PART CODES:
CN4 code 6316277
CN5 code 6316253
CN6 code 6316252
CN7 code 6316278
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