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Wiring diagram
CR
Fig. 5 - Wiring diagram
Hydraulic circuit
Limit thermostat
Fig. 6 - Hydraulic circuit
Legend
EL Electrode ignition
TR Ignition transformer
F Fan
FX Domestic water flowmeter
LT Limit thermostat
SP Domestic water probe
GV Gas valve
HM Gas shutter for high modulation
SI NTC probe water inlet (optional)
CR Remote controller (optional)
Fan
NTC probe
Gas valve
DHW output
Blu - blue
Marrone - brown
Viola - violet
Grigio - grey
Nero - black
Rosso - red
Bianco - white
Azzurro - light blue
Rosa - pink
Giallo - yellow
Heat exchanger
Burner
Delivery limiter
Flowmeter
Gas
DHW input
8
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