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2.6.1 Wiring diagram (fig. 9)
KEY
IG.
Main.switch
TB.
Tank.stat
R-R2. Relay
TL.
Limit.stat
TS.
Safety.stat
EI.
Summer/Winter.switch
TC.
Boiler.stat
SPA. Water.pressure.gauge.triggered.light
SA.
Power.on.light
SB.
Burner."lock.out".warning.light
PA.
Water.switch
PI.
C.H..pump.high.efficiency
PB.
D.H.W..pump.high.efficiency
B.
Gas-oil.burner
TA.
Room.stat
OP.
Timer.programmer.(optional)
TI.
Minimum.thermostat
F.
Fuse.(T2.5A.-.250V)
NOTE:
When connecting the room stat (TA) remove the brid-
ge between terminals 20-21
When connecting the Timer Programmer (OP) remove
the bridge between terminals 30-31.
1
5
4
2
3
Fig..9
79
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