48 Operating the Boiler
10.1 Using the Front Panel
The front panel allows you to adjust the temperature and view the operating status or error codes. Remove the protective sheet from the
front panel before using it.
10.1.1 Icons and Digital Display
The icons and digital display on the front panel provide important
information required for the boiler’s operation. Refer to the following
table for detailed information.
b
a
d
f
c
g
e
a
Outdoor temperature
compensation (OTC)
Displayed when the outdoor
temperature compensation (OTC) is
enabled.
b
Combustion
Displayed when the burner is
combusting.
c
System fault
Displayed when a system fault is
detected.
d
DHW preheat
Displayed when the DHW preheat
feature is enabled.
e
DHW demand
Indicates that DHW demand is
present.
f
Central heating demand
Indicates the central heating demand
is present.
10. Operating the Boiler
Содержание NCB300-28K
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