Layout / Equipment Code - Wolf CGU-2-18 Installation And Maintenance Instructions Manual

Equipment codes
CGU-2 - 18/24
CGU-2 K - 18/24
CGG-2 - 18/24
CGG-2 K - 18/24
Wolf Low NOx unit with hydro tec system (plug-in technology for quick installation)
compactly designed for low emissions, high energy efficiency.
Flue gas
temperature limiter
Limit thermostat
flow
Flow sensor 2
Flow sensor 1
Three-way
diverter valve
DHW flow
& temperature sensor
(only combi boilers)
Bypass valve
Overflow valve
Hydro Tec system
(integrated
components)
DHW heat exchanger and DHW flow temperature sensor
only with combi boilers
3062347_0309

Layout / Equipment code

Open flue gas fired boiler with integrated cylinder connection
Open flue gas fired combi boiler
Balanced flue gas fired boiler with integrated cylinder connection
Balanced flue gas fired combi boiler
Heating water heat
exchanger
Expansion vessel
Gas burner
Gas
combination
valve
Air vent
Heating circuit
pump
DHW heat
exchanger
Safety valve
Heating circuit strainer
Drain valve
Cold water strainer with
throughput limiter
9