Danfoss Heating
21
GB
5.0 Resetting the unit
Reset
Press and release the
RESET
button (
R/S
) if display freezes for any
reason. This does not reset any programme, clock or date but will
reset any manually selected overrides. It is recommended that this is
done at time of installation.
Full reset
Press and hold the
PROG
and
V
buttons for 5 seconds to go to
Advanced Programming. Press and release
RESET
button (
R/S
)
whilst holding down the
PROG
button. This resets event times to
their defaults (see 1.2). Any
ADV
ance overrides and
+HRS
overrides
are cancelled. Pre-programmed parameters (Installation Guide) are
reset to default values. Clock and date are not changed.
z
SERVICE OVERDUE
:
If the boiler is not serviced before the due date, a
visual and audible warning will start each day at noon. The audible
warning will last for 1 minute and will be repeated every hour.
The display will show SEr and the service due date. The visual and
audible warnings will remain until a button is pressed to cancel
them. If cancelled the alarm will recommence the following day at
noon. The alarm symbol will fl ash as a constant reminder.
z
In addition, all overrides and programming buttons will be
disabled and the heating may operate for a limited amount of
time each hour or not come on at all depending on the installer
settings.
z
The installer may cancel or reset the service interval timer as part
of the boiler service.
z
This is a gas safety feature that can only be accessed by an installer.
