86
2.10
BOILER ELECTRICAL (fig. 11)
TL (24 VRAC)
TPA (5 VDC)
FL (24 VRAC)
SF (5 VDC)
SM (5 VDC)
TS (24 VRAC)
SE (5 VDC)
SB
(5 VDC)
TA1
(24 VRAC)
TA 2
(24 VRAC)
EXP (24 VRAC)
OP
(24 VAC)
Fig..11
KEY
F1-2. Fuse.(4.AT)
TRA.
Ignition.transformer
PI.
Pump.high.efficiency
V.
Fan
EA..
Ignition.electrode
ER.
Detection.electrode
EV1-2. Gas.valve.coil
TS.
Safety.thermostat
SF..
Exhaust.fumes.probe
TL.
Limit.stat
SM.
Heating.sensor
FL.
Water.flow.meter
VD.
Deviator.valve
TPA.
Pressure.transducer
TA1.
Zone.1.environment.thermostat
TA2.
Zone.2.environment.thermostat
SB.
D.H.W..sensor
CR.
Remote.Control.
.
SIME.HOME.(optional)
SE.
External.sensor.(optional)
OP.
Programming.clock.(optional)
EXP.
Expansion.card
AR/PR. Recirculation.pump.control.
.
or.remote.alarm
VZ.
Zone.valve
AUX.
Auxiliary.connection
NOTE: Connect TA1 to the clamps 7-8
after having removed the bridge.
CONNECTOR SPARE
PART CODES:
CN1/CN13 code.6316231
CN2
code.6316233
CN3
code.6316232
CN4
code.6316203
CN5
code.6316200
CN6
code.6316202
CN7
code.6316204
CN9
code.6316201
CN10
cod..6316227
CN11
cod..6316226
CN12
code.6299991
CN14
code.6316230