Wolf CGB-75 - Control; Function; Operation

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4. Control/Function/Operation
DHWtemperatureselection.
WhengascondensingboilersarecombinedwithaDHWcylinder,setting1-9corre-
spondstoacylindertemperatureof15-65°C.TheDHWtemperatureselectorsetting
becomes ineffective when the system is combined with a digital room thermostat or a
weather-compensated controller. The temperature will then be selected at the controller
(accessory).
Heatingwatertemperatureselection.
Settings 2 - 8 correspond, when factory-set, to a heating water temperature of 20-80 °C.
The heating water thermostat setting becomes ineffective when the system is combined
with a digital room thermostat or a weather-compensated controller.
ON/OFF switch
The condensing boiler is OFF in position 0.
Reset
A fault is reset by pressing the reset button which will also restart the system. Press-
ing the reset button re-activates the system, if there was no fault.
ON/OFF switch
ON/OFF
DHWtempera-
ture selector
Reset
button
Heatingwater
temperature
selector
Illuminated ring
Thermometer
Illuminatedringforstatusdisplay
Display Meaning
Flashing green Standby (power supply on; no heat demand)
Constant green light Heatdemand:pumprunning;burnerOFF
Flashing yellow Emissions test mode
Constant yellow light Burneron;amesteady
Flashing red Fault