How to change temperature offset (Option 6).
The temperature displayed on the thermostat may not match
that of other temperature measuring devices in the controlled
space, because of its location. The displayed and set
temperature may be offset to bring it in line with other devices.
To adjust the temperature, enter the user options, select option
6. The temperature may be offset by +/- 5 degrees by pressing
the + and – keys. Press > to accept the desired change.
How to restore the built in time temperature programs
(Option 7).
Enter user options, select option 7 and use + and – keys to
select desired option. Off = current programs retained. On =
restore factory program settings. Press > to select the desired
change.
Please note enabling this function will lose any user
changes to the preset programs.
How to switch the
D3
and heating system off
(Option 8).
To switch the
D3
and the heating system off you need to
enable the Off function. Enter user options, select option 8 and
use + or – keys to select On to enable the Off function .The
thermostat and heating system will now be Off unless the
temperature in the controlled space falls below 7
o
C the frost
protection set-point. The LCD will display Off and room
temperature only and the keys will not function. To switch On
the
D3
enter user options select option 8 and use + or –
keys to select Off to disable the Off function. The thermostat
will now regulate the heating system in line with the currently
selected program. Please note this does not effect the operation
of domestic hot water where provided.
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