CGG-1K-24/28
Differential pres-
sure switch
Limit thermostat
Flow sensor 2
Flow sensor 1
Monitoring elec-
trode
Air vent valve
Three-way diverter
valve
Heating circuit pump
Internal filling facility
(optional)
DHW flow &
temperature sensor
Bypass
3062087_1108
Layout
LAF connection flue gas
butterfly orifice plate
Flue gas fan
Flue gas collec-
tor box
Heating water heat
exchanger
Combustion chamber
Gas burner
Ignition electrode
Expansion vessel
Safety valve
Heating circuit
strainer
Gas combination
valve
Drain valve
Cold water strainer with
throughput limiter
7